80_FR_44082 80 FR 43940 - Airworthiness Directives; The Boeing Company Airplanes

80 FR 43940 - Airworthiness Directives; The Boeing Company Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 80, Issue 142 (July 24, 2015)

Page Range43940-43944
FR Document2015-17978

We are superseding Airworthiness Directive (AD) 2004-13-02, which applied to certain The Boeing Company Model 747-100, -200B, and - 200F series airplanes. AD 2004-13-02 required repetitive inspections to find discrepancies in the upper and lower skins of the fuselage lap joints, and repair if necessary. This new AD adds post-repair inspections for cracking and corrosion, and repair if necessary; structural modification at the lap joints; and post-modification inspections for cracking and corrosion, and repair if necessary. This AD was prompted by an evaluation by the design approval holder (DAH) that indicates the longitudinal lap joints are subject to widespread fatigue damage (WFD). The actions mandated by this AD are necessary to reach the limit of validity (LOV). We are issuing this AD to detect and correct fatigue cracking in the upper and lower skins of the fuselage lap joints, which could result in sudden fracture and failure of a lap joint and rapid in-flight decompression of the airplane fuselage.

Federal Register, Volume 80 Issue 142 (Friday, July 24, 2015)
[Federal Register Volume 80, Number 142 (Friday, July 24, 2015)]
[Rules and Regulations]
[Pages 43940-43944]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2015-17978]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2014-1052; Directorate Identifier 2014-NM-140-AD; 
Amendment 39-18210; AD 2015-15-01]
RIN 2120-AA64


Airworthiness Directives; The Boeing Company Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule.

-----------------------------------------------------------------------

SUMMARY: We are superseding Airworthiness Directive (AD) 2004-13-02, 
which applied to certain The Boeing Company Model 747-100, -200B, and -
200F series airplanes. AD 2004-13-02 required repetitive inspections to 
find discrepancies in the upper and lower skins of the fuselage lap 
joints, and repair if necessary. This new AD adds post-repair 
inspections for cracking and corrosion, and repair if necessary; 
structural modification at the lap joints; and post-modification 
inspections for cracking and corrosion, and repair if necessary. This 
AD was prompted by an evaluation by the design approval holder (DAH) 
that indicates the longitudinal lap joints are subject to widespread 
fatigue damage (WFD). The actions mandated by this AD are necessary to 
reach the limit of validity (LOV). We are issuing this AD to detect and 
correct fatigue cracking in the upper and lower skins of the fuselage 
lap joints, which could result in sudden fracture and failure of a lap 
joint and rapid in-flight decompression of the airplane fuselage.

[[Page 43941]]


DATES: This AD is effective August 28, 2015.
    The Director of the Federal Register approved the incorporation by 
reference of a certain publication listed in this AD as of August 28, 
2015.

ADDRESSES: For service information identified in this AD, contact 
Boeing Commercial Airplanes, Attention: Data & Services Management, 
P.O. Box 3707, MC 2H-65, Seattle, WA 98124-2207; telephone 206-544-
5000, extension 1; fax 206-766-5680; Internet https://www.myboeingfleet.com. You may view this referenced service information 
at the FAA, Transport Airplane Directorate, 1601 Lind Avenue SW., 
Renton, WA. For information on the availability of this material at the 
FAA, call 425-227-1221. It is also available on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2014-
1052.

Examining the AD Docket

    You may examine the AD docket on the Internet at http://www.regulations.gov by searching for and locating Docket No. FAA-2014-
1052; or in person at the Docket Management Facility between 9 a.m. and 
5 p.m., Monday through Friday, except Federal holidays. The AD docket 
contains this AD, the regulatory evaluation, any comments received, and 
other information. The address for the Docket Office (phone: 800-647-
5527) is Docket Management Facility, U.S. Department of Transportation, 
Docket Operations, M-30, West Building Ground Floor, Room W12-140, 1200 
New Jersey Avenue SE., Washington, DC 20590.

FOR FURTHER INFORMATION CONTACT: Bill Ashforth, Aerospace Engineer, 
Airframe Branch, ANM-120S, FAA, Seattle Aircraft Certification Office 
(ACO), 1601 Lind Avenue SW., Renton, WA 98057-3356; phone: 425-917-
6432; fax: 425-917-6590; email: [email protected].

SUPPLEMENTARY INFORMATION: 

Discussion

    We issued a notice of proposed rulemaking (NPRM) to amend 14 CFR 
part 39 to supersede AD 2004-13-02, Amendment 39-13682 (69 FR 35237, 
June 24, 2004). AD 2004-13-02 applied to certain The Boeing Company 
Model 747-100, -200B, and -200F series airplanes. The NPRM published in 
the Federal Register on January 23, 2015 (80 FR 3506). The NPRM was 
prompted by an evaluation by the DAH that indicates the longitudinal 
lap joints are subject to WFD. A structural modification at the lap 
joint, and post-modification repetitive inspections of the skin, 
existing internal doubler, or splice strap for cracks, and corrective 
actions if necessary, are necessary to reach the limit of validity 
(LOV). The NPRM proposed to continue to require repetitive inspections 
to find discrepancies in the upper and lower skins of the fuselage lap 
joints, and repair if necessary; and to add post-repair inspections for 
cracking and corrosion, and repair if necessary; structural 
modification at the lap joints; and post-modification inspections for 
cracking and corrosion, and repair if necessary. We are issuing this AD 
to detect and correct fatigue cracking in the upper and lower skins of 
the fuselage lap joints, which could result in sudden fracture and 
failure of a lap joint and rapid in-flight decompression of the 
airplane fuselage.

Comments

    We gave the public the opportunity to participate in developing 
this AD. The following presents the comments received on the NPRM (80 
FR 3506, January 23, 2015) and the FAA's response to each comment.

Support for the NPRM (80 FR 3506, January 23, 2015)

    Boeing stated that it concurs with the content of the proposed rule 
(80 FR 3506, January 23, 2015).

Request To Increase Inspection Frequency for Certain Airplanes

    An anonymous commenter expressed an opinion that there may be more 
reason to check airplanes that are frequently pressurized to a greater 
than 2.0 per-square-inch (psi) range than those that are not 
pressurized to that extent. The commenter also asked if there should be 
a weighted system that requires inspections sooner if an airplane has 
proportionally more flight cycles in the greater-than-, rather than the 
less-than, 2.0-psi differentials.
    We do not agree with the commenter's request for different 
inspection intervals based on pressurization ranges. The proposed 
inspection intervals were based on airplanes flying in a normal 
condition, which included full pressurization. In the past, if an 
operator had documentation substantiating flight cycles of less than 
2.0 psi, some of the inspection requirements could be reduced. This 
reduced inspection requirement was relieving in nature and occurred 
roughly 10 years ago. We have since determined that fleet findings did 
not support this relief and have disallowed reduced inspection 
requirements in future ADs. We have not provided this relief in this 
AD. We have not changed this final rule in this regard.

Request To Increase WFD Rule Applicability

    An anonymous commenter requested a reason why the WFD regulation 
applies only to Boeing and not to any other airplane manufacturer. The 
commenter stated that it seems like this type of WFD would be present 
in more than just Boeing airplanes, and yet the regulation and 
requirement for inspection seems to single out Boeing. The commenter 
suggested that it would make sense to consolidate and apply these 
requirements equally over all the types of airplanes.
    We do not agree with the commenter's request. On May 24, 2012, we 
made effective Amendment 26-6 of 14 CFR 26.21, ``Limit of Validity,'' 
of the Federal Aviation Regulations (14 CFR 26.21). This regulation 
required all design approval holders (DAHs) to develop an LOV for 
affected airplanes, which affected several manufacturers and models 
(not exclusively Boeing). The LOV is established by means of 
engineering data that support the structural maintenance program that 
corresponds to the period of time, stated as a number of total 
accumulated flight cycles or flight hours or both, during which it is 
demonstrated that WFD will not occur in the airplane. We have not 
changed this final rule in this regard.

Conclusion

    We reviewed the relevant data, considered the comments received, 
and determined that air safety and the public interest require adopting 
this AD as proposed except for minor editorial changes. We have 
determined that these minor changes:
     Are consistent with the intent that was proposed in the 
NPRM (80 FR 3506, January 23, 2015) for correcting the unsafe 
condition; and
     Do not add any additional burden upon the public than was 
already proposed in the NPRM (80 FR 3506, January 23, 2015).
    We also determined that these changes will not increase the 
economic burden on any operator or increase the scope of this AD.

Related Service Information Under 1 CFR Part 51

    We reviewed Boeing Alert Service Bulletin 747-53A2463, Revision 2, 
dated June 16, 2014. The service information describes procedures for 
inspections and repairs of cracks and corrosion in the skin at lap 
joints in the fuselage. This service information is reasonably 
available because the

[[Page 43942]]

interested parties have access to it through their normal course of 
business or by the means identified in the ADDRESSES section of this 
AD.

Costs of Compliance

    We estimate that this AD affects 2 airplanes of U.S. registry.
    We estimate the following costs to comply with this AD:

                                                 Estimated Costs
----------------------------------------------------------------------------------------------------------------
                                                               Parts                             Cost on U.S.
              Action                       Labor cost           cost     Cost per product         operators
----------------------------------------------------------------------------------------------------------------
Inspections [actions retained      5,628 work-hours x $85          $0  $478,380 per          $956,760 per
 from AD 2004[dash]13[dash]02,      per hour = $478,380 per             inspection cycle.     inspection cycle.
 Amendment 39[dash]13682 (69 FR     inspection cycle.
 35237, June 24, 2004)].
Modification [new action]........  Up to 3,764                     $0  Up to $319,940......  Up to $639,880.
                                    work[dash]hours x $85
                                    per hour = $319,940.
Post-modification/                 Up to 3,764                     $0  Up to $319,940 per    Up to $639,880 per
 post[dash]repair inspections       work[dash]hours x $85               inspection cycle.     inspection cycle.
 [new action].                      per hour = $319,940 per
                                    inspection cycle.
----------------------------------------------------------------------------------------------------------------

    We have received no definitive data that would enable us to provide 
cost estimates for the on-condition actions specified in this AD.

Authority for This Rulemaking

    Title 49 of the United States Code specifies the FAA's authority to 
issue rules on aviation safety. Subtitle I, Section 106, describes the 
authority of the FAA Administrator. Subtitle VII, Aviation Programs, 
describes in more detail the scope of the Agency's authority.
    We are issuing this rulemaking under the authority described in 
Subtitle VII, Part A, Subpart III, Section 44701, ``General 
requirements.'' Under that section, Congress charges the FAA with 
promoting safe flight of civil aircraft in air commerce by prescribing 
regulations for practices, methods, and procedures the Administrator 
finds necessary for safety in air commerce. This regulation is within 
the scope of that authority because it addresses an unsafe condition 
that is likely to exist or develop on products identified in this 
rulemaking action.

Regulatory Findings

    We have determined that this AD will not have federalism 
implications under Executive Order 13132. This AD will not have a 
substantial direct effect on the States, on the relationship between 
the national government and the States, or on the distribution of power 
and responsibilities among the various levels of government.
    For the reasons discussed above, I certify that this AD:
    (1) Is not a ``significant regulatory action'' under Executive 
Order 12866,
    (2) Is not a ``significant rule'' under DOT Regulatory Policies and 
Procedures (44 FR 11034, February 26, 1979),
    (3) Will not affect intrastate aviation in Alaska, and
    (4) Will not have a significant economic impact, positive or 
negative, on a substantial number of small entities under the criteria 
of the Regulatory Flexibility Act.

List of Subjects in 14 CFR Part 39

    Air transportation, Aircraft, Aviation safety, Incorporation by 
reference, Safety.

Adoption of the Amendment

    Accordingly, under the authority delegated to me by the 
Administrator, the FAA amends 14 CFR part 39 as follows:

PART 39--AIRWORTHINESS DIRECTIVES

0
1. The authority citation for part 39 continues to read as follows:

    Authority:  49 U.S.C. 106(g), 40113, 44701.


Sec.  39.13  [Amended]

0
2. The FAA amends Sec.  39.13 by removing Airworthiness Directive (AD) 
2004-13-02, Amendment 39-13682 (69 FR 35237, June 24, 2004), and adding 
the following new AD:

2015-15-01 The Boeing Company: Amendment 39-18210; Docket No. FAA-
2014-1052; Directorate Identifier 2014-NM-140-AD.

(a) Effective Date

    This AD is effective August 28, 2015.

(b) Affected ADs

    This AD replaces AD 2004-13-02, Amendment 39-13682 (69 FR 35237, 
June 24, 2004).

(c) Applicability

    This AD applies to The Boeing Company Model 747-100, -200B, and 
-200F series airplanes, certificated in any category, as identified 
in Boeing Alert Service Bulletin 747-53A2463, Revision 2, dated June 
16, 2014.

(d) Subject

    Air Transport Association (ATA) of America Code 53, Fuselage.

(e) Unsafe Condition

    This AD was prompted by an evaluation by the design approval 
holder (DAH) that indicates the longitudinal lap joints are subject 
to widespread fatigue damage (WFD). We are issuing this AD to detect 
and correct fatigue cracking in the upper and lower skins of the 
fuselage lap joints, which could result in sudden fracture and 
failure of a lap joint and rapid in-flight decompression of the 
airplane fuselage.

(f) Compliance

    Comply with this AD within the compliance times specified, 
unless already done.

(g) Inspections for Corrosion, and Corrective Actions

    For airplanes identified as Groups 2 through 14 in Boeing Alert 
Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014: 
Except as provided by paragraph (l)(3) of this AD, at the applicable 
time specified in paragraph 1.E., ``Compliance,'' of Boeing Alert 
Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014, do an 
external low frequency eddy current inspection for corrosion at the 
upper row of fasteners in the lap joint, and do all applicable 
corrective actions, in accordance with the Accomplishment 
Instructions of Boeing Alert Service Bulletin 747-53A2463, Revision 
2, dated June 16, 2014, except as provided by paragraph (l)(1) of 
this AD. Do all applicable corrective actions before further flight. 
Repeat the inspection at the upper row of fasteners in the lap joint 
thereafter at the applicable intervals specified in paragraph 1.E., 
``Compliance,'' of Boeing Alert Service Bulletin 747-53A2463, 
Revision 2, dated June 16, 2014, except as provided by paragraph 
(l)(3) of this AD. Accomplishment of a structural modification in 
accordance with Part 5 of Boeing Alert Service Bulletin 747-53A2463, 
Revision 2, dated June 16, 2014, except as provided by paragraph 
(l)(1) of this AD, terminates the inspection requirements of this 
paragraph in the area of the modification only. The actions required 
by paragraph (j) of this AD are still applicable in the area of the 
modification.

(h) Inspections for Cracking, and Corrective Actions

    For airplanes identified as Groups 2 through 14 in Boeing Alert 
Service Bulletin

[[Page 43943]]

747-53A2463, Revision 2, dated June 16, 2014: Except as provided by 
paragraph (l)(3) of this AD, at the applicable time specified in 
paragraph 1.E., ``Compliance,'' of Boeing Alert Service Bulletin 
747-53A2463, Revision 2, dated June 16, 2014, do an internal medium 
frequency eddy current inspection for skin cracks at the lower row 
of fasteners in the lap joint, and do all applicable corrective 
actions, in accordance with the Accomplishment Instructions of 
Boeing Alert Service Bulletin 747-53A2463, Revision 2, dated June 
16, 2014, except as provided by paragraph (l)(1) of this AD. Do all 
applicable corrective actions before further flight. Repeat the 
inspection at the lower row of fasteners in the lap joint thereafter 
at the applicable intervals specified in paragraph 1.E., 
``Compliance,'' of Boeing Alert Service Bulletin 747-53A2463, 
Revision 2, dated June 16, 2014, except as provided by paragraph 
(l)(3) of this AD. Accomplishment of a structural modification in 
accordance with Part 5 of Boeing Alert Service Bulletin 747-53A2463, 
Revision 2, dated June 16, 2014, except as provided by paragraph 
(l)(1) of this AD, terminates the inspection requirements of this 
paragraph in the area of the modification only. The actions required 
by paragraph (j) of this AD are still applicable in the area of the 
modification.

(i) Structural Modification

    For airplanes identified as Groups 2 through 14 in Boeing Alert 
Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014: At 
the applicable time specified in paragraph 1.E., ``Compliance,'' of 
Boeing Alert Service Bulletin 747-53A2463, Revision 2, dated June 
16, 2014, except as provided by paragraph (l)(2) of this AD, do a 
structural modification at the lap joints, and all applicable 
corrective actions, in accordance with the Accomplishment 
Instructions of Boeing Alert Service Bulletin 747-53A2463, Revision 
2, dated June 16, 2014, except as provided by paragraph (l)(1) of 
this AD. Do all applicable corrective actions before further flight. 
Accomplishment of the structural modification required by this 
paragraph terminates the inspections required by paragraphs (g), 
(h), and (k) of this AD in the area of the modification only. The 
actions required by paragraph (j) of this AD are still applicable in 
the area of the modification.

(j) Post-Modification Inspections and Corrective Actions

    For airplanes on which the actions required by paragraph (i) of 
this AD have been done: At the applicable time specified in 
paragraph 1.E., ``Compliance,'' of Boeing Alert Service Bulletin 
747-53A2463, Revision 2, dated June 16, 2014, except as provided by 
paragraph (l)(2) of this AD, do an internal high frequency eddy 
current (HFEC) inspection for cracks of the skin or existing 
internal doublers, and an open-hole HFEC inspection for splice strap 
cracks, in accordance with the Accomplishment Instructions of Boeing 
Alert Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014. 
If any cracking is found, before further flight, repair using a 
method approved in accordance with the procedures specified in 
paragraph (n) of this AD. Repeat the inspections of the skin, 
internal doublers, and splice straps thereafter at the applicable 
intervals specified in paragraph 1.E., ``Compliance,'' of Boeing 
Alert Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014.

(k) Post-Repair Inspections and Corrective Actions

    For airplanes with any new or existing external doubler repair 
accomplished at a lap joint and the repair doubler length is 40 
inches or longer: At the applicable time specified in paragraph 
1.E., ``Compliance,'' of Boeing Alert Service Bulletin 747-53A2463, 
Revision 2, dated June 16, 2014, except as provided by paragraph 
(l)(2) of this AD, do an internal HFEC inspection for cracking or 
corrosion of the repairs, and do all applicable corrective actions, 
in accordance with the Accomplishment Instructions of Boeing Alert 
Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014, 
except as provided by paragraph (l)(1) of this AD. Do all applicable 
corrective actions before further flight. Repeat the inspection of 
external doubler repairs accomplished at lap joints thereafter at 
the applicable intervals specified in paragraph 1.E., 
``Compliance,'' of Boeing Alert Service Bulletin 747-53A2463, 
Revision 2, dated June 16, 2014. Accomplishment of a structural 
modification in accordance with Part 5 of Boeing Alert Service 
Bulletin 747-53A2463, Revision 2, dated June 16, 2014, except as 
provided by paragraph (l)(1) of this AD, terminates the inspection 
requirements of this paragraph in the area of the modification only. 
The actions required by paragraph (j) of this AD are still 
applicable in the area of the modification.

(l) Exceptions

    (1) If, during any action required by this AD, Boeing Alert 
Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014, 
specifies to contact Boeing for an inspection or modification 
procedure, or repair instructions: Before further flight, do the 
inspection, or modification, or repair using a method approved in 
accordance with the procedures specified in paragraph (n) of this 
AD.
    (2) Where Paragraph 1.E., ``Compliance,'' of Boeing Alert 
Service Bulletin 747-53A2463, Revision 2, dated June 16, 2014, 
specifies a compliance time ``after the Revision 2 date of this 
service bulletin,'' this AD requires compliance within the specified 
compliance time after the effective date of this AD.
    (3) For the compliance threshold and repetitive interval 
calculations for inspections required by paragraphs (g) and (h) of 
this AD, the provisions specified in paragraphs (l)(3)(i) and 
(l)(3)(ii) of this AD apply regarding differential pressure.
    (i) For inspections done before the effective date of this AD: 
Flight cycles in which the cabin differential pressure was at 2.0 
pounds-per-square-inch (psi) or less need not be counted in the 
flight-cycle determination, provided that flight cycles with 
momentary spikes in cabin differential pressure above 2.0 psi were 
included as full pressure flight cycles. For this provision to 
apply, all cabin pressure records must have been maintained for each 
airplane. No fleet-averaging of cabin pressure is allowed.
    (ii) For inspections done on or after the effective date of this 
AD: All flight cycles must be counted, regardless of differential 
pressure.

(m) Credit for Previous Actions

    This paragraph provides credit for actions required by 
paragraphs (g) and (h) of this AD, if those actions were performed 
before the effective date of this AD using the service information 
identified in paragraph (m)(1) or (m)(2) of this AD.
    (1) Boeing Alert Service Bulletin 747-53A2463, dated March 7, 
2002, including Appendices A, B, and C, dated March 7, 2002, which 
was incorporated by reference in AD 2004-13-02, Amendment 39-13682 
(69 FR 35237, June 24, 2004).
    (2) Boeing Alert Service Bulletin 747-53A2463, Revision 1, dated 
April 16, 2009, which is not incorporated by reference in this AD.

(n) Alternative Methods of Compliance (AMOCs)

    (1) The Manager, Seattle Aircraft Certification Office (ACO), 
FAA, has the authority to approve AMOCs for this AD, if requested 
using the procedures found in 14 CFR 39.19. In accordance with 14 
CFR 39.19, send your request to your principal inspector or local 
Flight Standards District Office, as appropriate. If sending 
information directly to the manager of the ACO, send it to the 
attention of the person identified in paragraph (o)(1) of this AD. 
Information may be emailed to: [email protected].
    (2) Before using any approved AMOC, notify your appropriate 
principal inspector, or lacking a principal inspector, the manager 
of the local flight standards district office/certificate holding 
district office.
    (3) An AMOC that provides an acceptable level of safety may be 
used for any repair required by this AD, if it is approved by the 
Boeing Commercial Airplanes Organization Designation Authorization 
(ODA) that has been authorized by the Manager, Seattle ACO, to make 
those findings. For a repair method to be approved, the repair must 
meet the certification basis of the airplane, and the approval must 
specifically refer to this AD.
    (4) AMOCs approved for AD 2004-13-02, Amendment 39-13682 (69 FR 
35237, June 24, 2004), are approved as AMOCs for the corresponding 
provisions of paragraphs (g) and (h) of this AD.

(o) Related Information

    (1) For more information about this AD, contact Bill Ashforth, 
Aerospace Engineer, Airframe Branch, ANM-120S, FAA, Seattle Aircraft 
Certification Office (ACO), 1601 Lind Avenue SW., Renton, WA 98057-
3356; phone: 425-917-6432; fax: 425-917-6590; email: 
[email protected].
    (2) Service information identified in this AD that is not 
incorporated by reference is available at the addresses specified in 
paragraphs (p)(3) and (p)(4) of this AD.

(p) Material Incorporated by Reference

    (1) The Director of the Federal Register approved the 
incorporation by reference

[[Page 43944]]

(IBR) of the service information listed in this paragraph under 5 
U.S.C. 552(a) and 1 CFR part 51.
    (2) You must use this service information as applicable to do 
the actions required by this AD, unless the AD specifies otherwise.
    (i) Boeing Alert Service Bulletin 747-53A2463, Revision 2, dated 
June 16, 2014.
    (ii) Reserved.
    (3) For Boeing service information identified in this AD, 
contact Boeing Commercial Airplanes, Attention: Data & Services 
Management, P.O. Box 3707, MC 2H-65, Seattle, WA 98124-2207; 
telephone 206-544-5000, extension 1; fax 206-766-5680; Internet 
https://www.myboeingfleet.com.
    (4) You may view this service information at FAA, Transport 
Airplane Directorate, 1601 Lind Avenue SW., Renton, WA. For 
information on the availability of this material at the FAA, call 
425-227-1221.
    (5) You may view this service information that is incorporated 
by reference at the National Archives and Records Administration 
(NARA). For information on the availability of this material at 
NARA, call 202-741-6030, or go to: http://www.archives.gov/federal-register/cfr/ibr-locations.html.

    Issued in Renton, Washington, on July 10, 2015.
Michael Kaszycki,
Acting Manager, Transport Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 2015-17978 Filed 7-23-15; 8:45 am]
BILLING CODE 4910-13-P



                                             43940                Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations

                                             the FAA amends 14 CFR part 39 as                         (h) Modification of the SECU                          855–7401; email thd.crj@
                                             follows:                                                    Within 1,600 flight hours or 48 months             aero.bombardier.com; Internet http://
                                                                                                      after the effective date of this AD, whichever        www.bombardier.com.
                                             PART 39—AIRWORTHINESS                                    occurs first: Modify and re-identify the                 (4) You may view this service information
                                             DIRECTIVES                                               SECU, in accordance with the                          at the FAA, Transport Airplane Directorate,
                                                                                                      Accomplishment Instructions of Bombardier             1601 Lind Avenue SW., Renton, WA. For
                                             ■ 1. The authority citation for part 39                  Service Bulletin 100–27–16, dated October             information on the availability of this
                                             continues to read as follows:                            31, 2013. Doing the actions required by this          material at the FAA, call 425–227–1221.
                                                                                                      paragraph terminates the actions required by             (5) You may view this service information
                                                 Authority: 49 U.S.C. 106(g), 40113, 44701.           paragraph (g) of this AD.                             that is incorporated by reference at the
                                                                                                                                                            National Archives and Records
                                             § 39.13   [Amended]                                      (i) Parts Installation Prohibition                    Administration (NARA). For information on
                                             ■ 2. The FAA amends § 39.13 by adding                       As of the effective date of this AD, no            the availability of this material at NARA, call
                                             the following new airworthiness                          person may install an SECU, P/N C47330–               202–741–6030, or go to: http://
                                             directive (AD):                                          006, C47330–007, or C47330–008, on any                www.archives.gov/federal-register/cfr/ibr-
                                                                                                      airplane.                                             locations.html.
                                             AD 2015–15–08 Bombardier, Inc.:
                                                Amendment 39–18217. Docket No.                        (j) Other FAA AD Provisions                             Issued in Renton, Washington, on July 15,
                                                FAA–2015–0088; Directorate Identifier                                                                       2015.
                                                                                                         The following provisions also apply to this
                                                2014–NM–179–AD.                                                                                             Suzanne Masterson,
                                                                                                      AD:
                                             (a) Effective Date                                          (1) Alternative Methods of Compliance              Acting Manager, Transport Airplane
                                                                                                      (AMOCs): The Manager, New York Aircraft               Directorate, Aircraft Certification Service.
                                               This AD becomes effective August 28,
                                                                                                      Certification Office (ACO), ANE–170, FAA,             [FR Doc. 2015–17937 Filed 7–23–15; 8:45 am]
                                             2015.
                                                                                                      has the authority to approve AMOCs for this           BILLING CODE 4910–13–P
                                             (b) Affected ADs                                         AD, if requested using the procedures found
                                               None.                                                  in 14 CFR 39.19. In accordance with 14 CFR
                                                                                                      39.19, send your request to your principal            DEPARTMENT OF TRANSPORTATION
                                             (c) Applicability                                        inspector or local Flight Standards District
                                                This AD applies to Bombardier, Inc. Model             Office, as appropriate. If sending information        Federal Aviation Administration
                                             BD–100–1A10 (Challenger 300) airplanes,                  directly to the ACO, send it to ATTN:
                                             equipped with a spoiler electronic control               Program Manager, Continuing Operational
                                                                                                      Safety, FAA, New York ACO, 1600 Stewart               14 CFR Part 39
                                             unit (SECU) having part number (P/N)
                                             C47330–006, C47330–007, or C47330–008;                   Avenue, Suite 410, Westbury, NY 11590;                [Docket No. FAA–2014–1052; Directorate
                                             certificated in any category.                            telephone 516–228–7300; fax 516–794–5531.             Identifier 2014–NM–140–AD; Amendment
                                                                                                      Before using any approved AMOC, notify                39–18210; AD 2015–15–01]
                                             (d) Subject                                              your appropriate principal inspector, or
                                               Air Transport Association (ATA) of                     lacking a principal inspector, the manager of         RIN 2120–AA64
                                             America Code 27, Flight Controls.                        the local flight standards district office/
                                                                                                      certificate holding district office. The AMOC         Airworthiness Directives; The Boeing
                                             (e) Reason                                               approval letter must specifically reference           Company Airplanes
                                                This AD was prompted by testing of the                this AD.
                                             spoiler electronic control unit (SECU)                      (2) Contacting the Manufacturer: For any           AGENCY:  Federal Aviation
                                             software for an upgrade, which revealed a                requirement in this AD to obtain corrective           Administration (FAA), DOT.
                                             timing error between the command and                     actions from a manufacturer, the action must          ACTION: Final rule.
                                             monitor channels. We are issuing this AD to              be accomplished using a method approved
                                             prevent a timing error in the SECU software,             by the Manager, New York ACO, ANE–170,                SUMMARY:   We are superseding
                                             which, in combination with failure of the roll           FAA; or TCCA; or Bombardier, Inc.’s TCCA              Airworthiness Directive (AD) 2004–13–
                                             disconnect switch, could result in complete              DAO. If approved by the DAO, the approval             02, which applied to certain The Boeing
                                             loss of spoiler functionality and consequent             must include the DAO-authorized signature.            Company Model 747–100, –200B, and
                                             reduced controllability of the airplane.
                                                                                                      (k) Related Information                               –200F series airplanes. AD 2004–13–02
                                             (f) Compliance                                                                                                 required repetitive inspections to find
                                                                                                        Refer to Mandatory Continuing
                                                Comply with this AD within the                        Airworthiness Information (MCAI) Canadian             discrepancies in the upper and lower
                                             compliance times specified, unless already               Airworthiness Directive CF–2014–24, dated             skins of the fuselage lap joints, and
                                             done.                                                    August 5, 2014, for related information. This         repair if necessary. This new AD adds
                                             (g) Revision of the Maintenance or                       MCAI may be found in the AD docket on the             post-repair inspections for cracking and
                                             Inspection Program                                       Internet at http://www.regulations.gov by             corrosion, and repair if necessary;
                                                                                                      searching for and locating it in Docket No.           structural modification at the lap joints;
                                                Within 600 flight hours since the most                FAA–2015–0088–0002.
                                             recent operational test of the aileron                                                                         and post-modification inspections for
                                             disconnect system for spoiler functionality as           (l) Material Incorporated by Reference                cracking and corrosion, and repair if
                                             of the effective date of this AD, or within 400             (1) The Director of the Federal Register           necessary. This AD was prompted by an
                                             flight hours after the effective date of this AD,        approved the incorporation by reference               evaluation by the design approval
                                             whichever occurs first: Revise the                       (IBR) of the service information listed in this       holder (DAH) that indicates the
                                             maintenance or inspection program, as                    paragraph under 5 U.S.C. 552(a) and 1 CFR             longitudinal lap joints are subject to
                                             applicable, to incorporate repetitive                    part 51.                                              widespread fatigue damage (WFD). The
                                             operational tests of the aileron disconnect                 (2) You must use this service information          actions mandated by this AD are
                                             system for spoiler functionality, and all                as applicable to do the actions required by           necessary to reach the limit of validity
                                             applicable corrective actions, using a method            this AD, unless this AD specifies otherwise.          (LOV). We are issuing this AD to detect
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                                             approved by the Manager, New York ACO,                      (i) Bombardier Service Bulletin 100–27–16,
                                             ANE–170, FAA.                                                                                                  and correct fatigue cracking in the upper
                                                                                                      dated October 31, 2013.
                                                Note 1 to paragraph (g) of this AD:                      (ii) Reserved.                                     and lower skins of the fuselage lap
                                             Guidance on operational tests of the aileron                (3) For service information identified in          joints, which could result in sudden
                                             disconnect system can be found in the                    this AD, contact Bombardier, Inc., 400 Côte-         fracture and failure of a lap joint and
                                             Bombardier Inc., BD–100–1A10 Time Limits/                Vertu Road West, Dorval, Québec H4S 1Y9,             rapid in-flight decompression of the
                                             Maintenance Checks (TLMC) Manual.                        Canada; telephone 514–855–5000; fax 514–              airplane fuselage.


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                                                                  Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations                                          43941

                                             DATES:  This AD is effective August 28,                  modification repetitive inspections of                have not changed this final rule in this
                                             2015.                                                    the skin, existing internal doubler, or               regard.
                                                The Director of the Federal Register                  splice strap for cracks, and corrective
                                                                                                                                                            Request To Increase WFD Rule
                                             approved the incorporation by reference                  actions if necessary, are necessary to
                                                                                                                                                            Applicability
                                             of a certain publication listed in this AD               reach the limit of validity (LOV). The
                                             as of August 28, 2015.                                   NPRM proposed to continue to require                     An anonymous commenter requested
                                             ADDRESSES: For service information                       repetitive inspections to find                        a reason why the WFD regulation
                                             identified in this AD, contact Boeing                    discrepancies in the upper and lower                  applies only to Boeing and not to any
                                             Commercial Airplanes, Attention: Data                    skins of the fuselage lap joints, and                 other airplane manufacturer. The
                                             & Services Management, P.O. Box 3707,                    repair if necessary; and to add post-                 commenter stated that it seems like this
                                             MC 2H–65, Seattle, WA 98124–2207;                        repair inspections for cracking and                   type of WFD would be present in more
                                             telephone 206–544–5000, extension 1;                     corrosion, and repair if necessary;                   than just Boeing airplanes, and yet the
                                             fax 206–766–5680; Internet https://                      structural modification at the lap joints;            regulation and requirement for
                                             www.myboeingfleet.com. You may view                      and post-modification inspections for                 inspection seems to single out Boeing.
                                             this referenced service information at                   cracking and corrosion, and repair if                 The commenter suggested that it would
                                             the FAA, Transport Airplane                              necessary. We are issuing this AD to                  make sense to consolidate and apply
                                             Directorate, 1601 Lind Avenue SW.,                       detect and correct fatigue cracking in                these requirements equally over all the
                                             Renton, WA. For information on the                       the upper and lower skins of the                      types of airplanes.
                                             availability of this material at the FAA,                fuselage lap joints, which could result                  We do not agree with the commenter’s
                                             call 425–227–1221. It is also available                  in sudden fracture and failure of a lap               request. On May 24, 2012, we made
                                             on the Internet at http://                               joint and rapid in-flight decompression               effective Amendment 26–6 of 14 CFR
                                             www.regulations.gov by searching for                     of the airplane fuselage.                             26.21, ‘‘Limit of Validity,’’ of the
                                             and locating Docket No. FAA–2014–                                                                              Federal Aviation Regulations (14 CFR
                                                                                                      Comments                                              26.21). This regulation required all
                                             1052.
                                                                                                        We gave the public the opportunity to               design approval holders (DAHs) to
                                             Examining the AD Docket                                  participate in developing this AD. The                develop an LOV for affected airplanes,
                                               You may examine the AD docket on                       following presents the comments                       which affected several manufacturers
                                             the Internet at http://                                  received on the NPRM (80 FR 3506,                     and models (not exclusively Boeing).
                                             www.regulations.gov by searching for                     January 23, 2015) and the FAA’s                       The LOV is established by means of
                                             and locating Docket No. FAA–2014–                        response to each comment.                             engineering data that support the
                                             1052; or in person at the Docket                         Support for the NPRM (80 FR 3506,                     structural maintenance program that
                                             Management Facility between 9 a.m.                       January 23, 2015)                                     corresponds to the period of time, stated
                                             and 5 p.m., Monday through Friday,                                                                             as a number of total accumulated flight
                                                                                                        Boeing stated that it concurs with the              cycles or flight hours or both, during
                                             except Federal holidays. The AD docket
                                                                                                      content of the proposed rule (80 FR                   which it is demonstrated that WFD will
                                             contains this AD, the regulatory
                                                                                                      3506, January 23, 2015).                              not occur in the airplane. We have not
                                             evaluation, any comments received, and
                                             other information. The address for the                   Request To Increase Inspection                        changed this final rule in this regard.
                                             Docket Office (phone: 800–647–5527) is                   Frequency for Certain Airplanes                       Conclusion
                                             Docket Management Facility, U.S.                            An anonymous commenter expressed
                                             Department of Transportation, Docket                                                                             We reviewed the relevant data,
                                                                                                      an opinion that there may be more                     considered the comments received, and
                                             Operations, M–30, West Building                          reason to check airplanes that are
                                             Ground Floor, Room W12–140, 1200                                                                               determined that air safety and the
                                                                                                      frequently pressurized to a greater than              public interest require adopting this AD
                                             New Jersey Avenue SE., Washington,                       2.0 per-square-inch (psi) range than
                                             DC 20590.                                                                                                      as proposed except for minor editorial
                                                                                                      those that are not pressurized to that                changes. We have determined that these
                                             FOR FURTHER INFORMATION CONTACT: Bill                    extent. The commenter also asked if                   minor changes:
                                             Ashforth, Aerospace Engineer, Airframe                   there should be a weighted system that                  • Are consistent with the intent that
                                             Branch, ANM–120S, FAA, Seattle                           requires inspections sooner if an                     was proposed in the NPRM (80 FR 3506,
                                             Aircraft Certification Office (ACO), 1601                airplane has proportionally more flight               January 23, 2015) for correcting the
                                             Lind Avenue SW., Renton, WA 98057–                       cycles in the greater-than-, rather than              unsafe condition; and
                                             3356; phone: 425–917–6432; fax: 425–                     the less-than, 2.0-psi differentials.                   • Do not add any additional burden
                                             917–6590; email: Bill.Ashforth@faa.gov.                     We do not agree with the commenter’s               upon the public than was already
                                             SUPPLEMENTARY INFORMATION:                               request for different inspection intervals            proposed in the NPRM (80 FR 3506,
                                                                                                      based on pressurization ranges. The                   January 23, 2015).
                                             Discussion                                               proposed inspection intervals were                      We also determined that these
                                               We issued a notice of proposed                         based on airplanes flying in a normal                 changes will not increase the economic
                                             rulemaking (NPRM) to amend 14 CFR                        condition, which included full                        burden on any operator or increase the
                                             part 39 to supersede AD 2004–13–02,                      pressurization. In the past, if an operator           scope of this AD.
                                             Amendment 39–13682 (69 FR 35237,                         had documentation substantiating flight
                                             June 24, 2004). AD 2004–13–02 applied                    cycles of less than 2.0 psi, some of the              Related Service Information Under 1
                                             to certain The Boeing Company Model                      inspection requirements could be                      CFR Part 51
                                             747–100, –200B, and –200F series                         reduced. This reduced inspection                        We reviewed Boeing Alert Service
                                             airplanes. The NPRM published in the                     requirement was relieving in nature and               Bulletin 747–53A2463, Revision 2,
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                                             Federal Register on January 23, 2015                     occurred roughly 10 years ago. We have                dated June 16, 2014. The service
                                             (80 FR 3506). The NPRM was prompted                      since determined that fleet findings did              information describes procedures for
                                             by an evaluation by the DAH that                         not support this relief and have                      inspections and repairs of cracks and
                                             indicates the longitudinal lap joints are                disallowed reduced inspection                         corrosion in the skin at lap joints in the
                                             subject to WFD. A structural                             requirements in future ADs. We have                   fuselage. This service information is
                                             modification at the lap joint, and post-                 not provided this relief in this AD. We               reasonably available because the


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                                             43942                   Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations

                                             interested parties have access to it                         Costs of Compliance                                       We estimate the following costs to
                                             through their normal course of business                                                                              comply with this AD:
                                             or by the means identified in the                              We estimate that this AD affects 2
                                             ADDRESSES section of this AD.                                airplanes of U.S. registry.

                                                                                                                       ESTIMATED COSTS
                                                                                                                                                         Parts                                   Cost on U.S.
                                                                    Action                                             Labor cost                                     Cost per product
                                                                                                                                                         cost                                     operators

                                             Inspections [actions retained from AD                     5,628 work-hours × $85 per hour =                     $0    $478,380 per inspec-      $956,760 per inspec-
                                               2004-13-02, Amendment 39-13682 (69                        $478,380 per inspection cycle.                              tion cycle.               tion cycle.
                                               FR 35237, June 24, 2004)].
                                             Modification [new action] .............................   Up to 3,764 work-hours × $85 per hour =               $0    Up to $319,940 ........   Up to $639,880.
                                                                                                         $319,940.
                                             Post-modification/post-repair           inspections       Up to 3,764 work-hours × $85 per hour =               $0    Up to $319,940 per        Up to $639,880 per
                                               [new action].                                             $319,940 per inspection cycle.                              inspection cycle.         inspection cycle.



                                               We have received no definitive data                        on a substantial number of small entities               (e) Unsafe Condition
                                             that would enable us to provide cost                         under the criteria of the Regulatory                       This AD was prompted by an evaluation by
                                             estimates for the on-condition actions                       Flexibility Act.                                        the design approval holder (DAH) that
                                             specified in this AD.                                                                                                indicates the longitudinal lap joints are
                                                                                                          List of Subjects in 14 CFR Part 39                      subject to widespread fatigue damage (WFD).
                                             Authority for This Rulemaking                                                                                        We are issuing this AD to detect and correct
                                                                                                            Air transportation, Aircraft, Aviation                fatigue cracking in the upper and lower skins
                                                Title 49 of the United States Code                        safety, Incorporation by reference,                     of the fuselage lap joints, which could result
                                             specifies the FAA’s authority to issue                       Safety.                                                 in sudden fracture and failure of a lap joint
                                             rules on aviation safety. Subtitle I,                                                                                and rapid in-flight decompression of the
                                             Section 106, describes the authority of                      Adoption of the Amendment                               airplane fuselage.
                                             the FAA Administrator. Subtitle VII,
                                                                                                            Accordingly, under the authority                      (f) Compliance
                                             Aviation Programs, describes in more
                                                                                                          delegated to me by the Administrator,                      Comply with this AD within the
                                             detail the scope of the Agency’s
                                                                                                          the FAA amends 14 CFR part 39 as                        compliance times specified, unless already
                                             authority.
                                                                                                          follows:                                                done.
                                                We are issuing this rulemaking under
                                             the authority described in Subtitle VII,                     PART 39—AIRWORTHINESS                                   (g) Inspections for Corrosion, and Corrective
                                             Part A, Subpart III, Section 44701,                                                                                  Actions
                                                                                                          DIRECTIVES
                                             ‘‘General requirements.’’ Under that                                                                                    For airplanes identified as Groups 2
                                             section, Congress charges the FAA with                                                                               through 14 in Boeing Alert Service Bulletin
                                                                                                          ■ 1. The authority citation for part 39                 747–53A2463, Revision 2, dated June 16,
                                             promoting safe flight of civil aircraft in                   continues to read as follows:
                                             air commerce by prescribing regulations                                                                              2014: Except as provided by paragraph (l)(3)
                                                                                                              Authority: 49 U.S.C. 106(g), 40113, 44701.          of this AD, at the applicable time specified
                                             for practices, methods, and procedures                                                                               in paragraph 1.E., ‘‘Compliance,’’ of Boeing
                                             the Administrator finds necessary for                        § 39.13   [Amended]                                     Alert Service Bulletin 747–53A2463,
                                             safety in air commerce. This regulation                                                                              Revision 2, dated June 16, 2014, do an
                                             is within the scope of that authority                        ■ 2. The FAA amends § 39.13 by                          external low frequency eddy current
                                             because it addresses an unsafe condition                     removing Airworthiness Directive (AD)                   inspection for corrosion at the upper row of
                                             that is likely to exist or develop on                        2004–13–02, Amendment 39–13682 (69                      fasteners in the lap joint, and do all
                                             products identified in this rulemaking                       FR 35237, June 24, 2004), and adding                    applicable corrective actions, in accordance
                                                                                                          the following new AD:                                   with the Accomplishment Instructions of
                                             action.
                                                                                                                                                                  Boeing Alert Service Bulletin 747–53A2463,
                                             Regulatory Findings                                          2015–15–01 The Boeing Company:                          Revision 2, dated June 16, 2014, except as
                                                                                                              Amendment 39–18210; Docket No.                      provided by paragraph (l)(1) of this AD. Do
                                               We have determined that this AD will                           FAA–2014–1052; Directorate Identifier               all applicable corrective actions before
                                             not have federalism implications under                           2014–NM–140–AD.                                     further flight. Repeat the inspection at the
                                             Executive Order 13132. This AD will                                                                                  upper row of fasteners in the lap joint
                                                                                                          (a) Effective Date
                                             not have a substantial direct effect on                                                                              thereafter at the applicable intervals specified
                                             the States, on the relationship between                        This AD is effective August 28, 2015.                 in paragraph 1.E., ‘‘Compliance,’’ of Boeing
                                             the national government and the States,                                                                              Alert Service Bulletin 747–53A2463,
                                                                                                          (b) Affected ADs
                                                                                                                                                                  Revision 2, dated June 16, 2014, except as
                                             or on the distribution of power and                            This AD replaces AD 2004–13–02,                       provided by paragraph (l)(3) of this AD.
                                             responsibilities among the various                           Amendment 39–13682 (69 FR 35237, June                   Accomplishment of a structural modification
                                             levels of government.                                        24, 2004).                                              in accordance with Part 5 of Boeing Alert
                                               For the reasons discussed above, I                                                                                 Service Bulletin 747–53A2463, Revision 2,
                                                                                                          (c) Applicability
                                             certify that this AD:                                                                                                dated June 16, 2014, except as provided by
                                               (1) Is not a ‘‘significant regulatory                         This AD applies to The Boeing Company                paragraph (l)(1) of this AD, terminates the
                                             action’’ under Executive Order 12866,                        Model 747–100, –200B, and –200F series                  inspection requirements of this paragraph in
                                                                                                          airplanes, certificated in any category, as             the area of the modification only. The actions
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                                               (2) Is not a ‘‘significant rule’’ under
                                                                                                          identified in Boeing Alert Service Bulletin             required by paragraph (j) of this AD are still
                                             DOT Regulatory Policies and Procedures
                                                                                                          747–53A2463, Revision 2, dated June 16,                 applicable in the area of the modification.
                                             (44 FR 11034, February 26, 1979),                            2014.
                                               (3) Will not affect intrastate aviation                                                                            (h) Inspections for Cracking, and Corrective
                                             in Alaska, and                                               (d) Subject                                             Actions
                                               (4) Will not have a significant                              Air Transport Association (ATA) of                      For airplanes identified as Groups 2
                                             economic impact, positive or negative,                       America Code 53, Fuselage.                              through 14 in Boeing Alert Service Bulletin



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                                                                  Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations                                              43943

                                             747–53A2463, Revision 2, dated June 16,                  paragraph (n) of this AD. Repeat the                  for each airplane. No fleet-averaging of cabin
                                             2014: Except as provided by paragraph (l)(3)             inspections of the skin, internal doublers,           pressure is allowed.
                                             of this AD, at the applicable time specified             and splice straps thereafter at the applicable           (ii) For inspections done on or after the
                                             in paragraph 1.E., ‘‘Compliance,’’ of Boeing             intervals specified in paragraph 1.E.,                effective date of this AD: All flight cycles
                                             Alert Service Bulletin 747–53A2463,                      ‘‘Compliance,’’ of Boeing Alert Service               must be counted, regardless of differential
                                             Revision 2, dated June 16, 2014, do an                   Bulletin 747–53A2463, Revision 2, dated               pressure.
                                             internal medium frequency eddy current                   June 16, 2014.
                                                                                                                                                            (m) Credit for Previous Actions
                                             inspection for skin cracks at the lower row
                                             of fasteners in the lap joint, and do all                (k) Post-Repair Inspections and Corrective               This paragraph provides credit for actions
                                             applicable corrective actions, in accordance             Actions                                               required by paragraphs (g) and (h) of this AD,
                                             with the Accomplishment Instructions of                     For airplanes with any new or existing             if those actions were performed before the
                                             Boeing Alert Service Bulletin 747–53A2463,               external doubler repair accomplished at a lap         effective date of this AD using the service
                                             Revision 2, dated June 16, 2014, except as               joint and the repair doubler length is 40             information identified in paragraph (m)(1) or
                                             provided by paragraph (l)(1) of this AD. Do              inches or longer: At the applicable time              (m)(2) of this AD.
                                             all applicable corrective actions before                 specified in paragraph 1.E., ‘‘Compliance,’’ of          (1) Boeing Alert Service Bulletin 747–
                                             further flight. Repeat the inspection at the             Boeing Alert Service Bulletin 747–53A2463,            53A2463, dated March 7, 2002, including
                                             lower row of fasteners in the lap joint                  Revision 2, dated June 16, 2014, except as            Appendices A, B, and C, dated March 7,
                                             thereafter at the applicable intervals specified         provided by paragraph (l)(2) of this AD, do           2002, which was incorporated by reference in
                                             in paragraph 1.E., ‘‘Compliance,’’ of Boeing             an internal HFEC inspection for cracking or           AD 2004–13–02, Amendment 39–13682 (69
                                             Alert Service Bulletin 747–53A2463,                      corrosion of the repairs, and do all applicable       FR 35237, June 24, 2004).
                                             Revision 2, dated June 16, 2014, except as               corrective actions, in accordance with the               (2) Boeing Alert Service Bulletin 747–
                                             provided by paragraph (l)(3) of this AD.                 Accomplishment Instructions of Boeing Alert           53A2463, Revision 1, dated April 16, 2009,
                                             Accomplishment of a structural modification              Service Bulletin 747–53A2463, Revision 2,             which is not incorporated by reference in this
                                             in accordance with Part 5 of Boeing Alert                dated June 16, 2014, except as provided by            AD.
                                             Service Bulletin 747–53A2463, Revision 2,                paragraph (l)(1) of this AD. Do all applicable        (n) Alternative Methods of Compliance
                                             dated June 16, 2014, except as provided by               corrective actions before further flight.             (AMOCs)
                                             paragraph (l)(1) of this AD, terminates the              Repeat the inspection of external doubler
                                                                                                      repairs accomplished at lap joints thereafter            (1) The Manager, Seattle Aircraft
                                             inspection requirements of this paragraph in
                                                                                                      at the applicable intervals specified in              Certification Office (ACO), FAA, has the
                                             the area of the modification only. The actions
                                                                                                      paragraph 1.E., ‘‘Compliance,’’ of Boeing             authority to approve AMOCs for this AD, if
                                             required by paragraph (j) of this AD are still
                                                                                                      Alert Service Bulletin 747–53A2463,                   requested using the procedures found in 14
                                             applicable in the area of the modification.
                                                                                                      Revision 2, dated June 16, 2014.                      CFR 39.19. In accordance with 14 CFR 39.19,
                                             (i) Structural Modification                                                                                    send your request to your principal inspector
                                                                                                      Accomplishment of a structural modification
                                                                                                                                                            or local Flight Standards District Office, as
                                                For airplanes identified as Groups 2                  in accordance with Part 5 of Boeing Alert
                                                                                                                                                            appropriate. If sending information directly
                                             through 14 in Boeing Alert Service Bulletin              Service Bulletin 747–53A2463, Revision 2,
                                                                                                                                                            to the manager of the ACO, send it to the
                                             747–53A2463, Revision 2, dated June 16,                  dated June 16, 2014, except as provided by
                                                                                                                                                            attention of the person identified in
                                             2014: At the applicable time specified in                paragraph (l)(1) of this AD, terminates the
                                                                                                                                                            paragraph (o)(1) of this AD. Information may
                                             paragraph 1.E., ‘‘Compliance,’’ of Boeing                inspection requirements of this paragraph in
                                                                                                                                                            be emailed to: 9-ANM-Seattle-ACO-AMOC-
                                             Alert Service Bulletin 747–53A2463,                      the area of the modification only. The actions
                                                                                                                                                            Requests@faa.gov.
                                             Revision 2, dated June 16, 2014, except as               required by paragraph (j) of this AD are still
                                                                                                                                                               (2) Before using any approved AMOC,
                                             provided by paragraph (l)(2) of this AD, do              applicable in the area of the modification.
                                                                                                                                                            notify your appropriate principal inspector,
                                             a structural modification at the lap joints,                                                                   or lacking a principal inspector, the manager
                                             and all applicable corrective actions, in                (l) Exceptions
                                                                                                                                                            of the local flight standards district office/
                                             accordance with the Accomplishment                          (1) If, during any action required by this
                                                                                                                                                            certificate holding district office.
                                             Instructions of Boeing Alert Service Bulletin            AD, Boeing Alert Service Bulletin 747–
                                                                                                                                                               (3) An AMOC that provides an acceptable
                                             747–53A2463, Revision 2, dated June 16,                  53A2463, Revision 2, dated June 16, 2014,
                                                                                                                                                            level of safety may be used for any repair
                                             2014, except as provided by paragraph (l)(1)             specifies to contact Boeing for an inspection
                                                                                                                                                            required by this AD, if it is approved by the
                                             of this AD. Do all applicable corrective                 or modification procedure, or repair
                                                                                                                                                            Boeing Commercial Airplanes Organization
                                             actions before further flight. Accomplishment            instructions: Before further flight, do the
                                                                                                                                                            Designation Authorization (ODA) that has
                                             of the structural modification required by               inspection, or modification, or repair using a
                                                                                                                                                            been authorized by the Manager, Seattle
                                             this paragraph terminates the inspections                method approved in accordance with the
                                                                                                                                                            ACO, to make those findings. For a repair
                                             required by paragraphs (g), (h), and (k) of this         procedures specified in paragraph (n) of this         method to be approved, the repair must meet
                                             AD in the area of the modification only. The             AD.                                                   the certification basis of the airplane, and the
                                             actions required by paragraph (j) of this AD                (2) Where Paragraph 1.E., ‘‘Compliance,’’ of       approval must specifically refer to this AD.
                                             are still applicable in the area of the                  Boeing Alert Service Bulletin 747–53A2463,               (4) AMOCs approved for AD 2004–13–02,
                                             modification.                                            Revision 2, dated June 16, 2014, specifies a          Amendment 39–13682 (69 FR 35237, June
                                                                                                      compliance time ‘‘after the Revision 2 date of        24, 2004), are approved as AMOCs for the
                                             (j) Post-Modification Inspections and                    this service bulletin,’’ this AD requires
                                             Corrective Actions                                                                                             corresponding provisions of paragraphs (g)
                                                                                                      compliance within the specified compliance            and (h) of this AD.
                                                For airplanes on which the actions                    time after the effective date of this AD.
                                             required by paragraph (i) of this AD have                   (3) For the compliance threshold and               (o) Related Information
                                             been done: At the applicable time specified              repetitive interval calculations for                    (1) For more information about this AD,
                                             in paragraph 1.E., ‘‘Compliance,’’ of Boeing             inspections required by paragraphs (g) and            contact Bill Ashforth, Aerospace Engineer,
                                             Alert Service Bulletin 747–53A2463,                      (h) of this AD, the provisions specified in           Airframe Branch, ANM–120S, FAA, Seattle
                                             Revision 2, dated June 16, 2014, except as               paragraphs (l)(3)(i) and (l)(3)(ii) of this AD        Aircraft Certification Office (ACO), 1601 Lind
                                             provided by paragraph (l)(2) of this AD, do              apply regarding differential pressure.                Avenue SW., Renton, WA 98057–3356;
                                             an internal high frequency eddy current                     (i) For inspections done before the effective      phone: 425–917–6432; fax: 425–917–6590;
                                             (HFEC) inspection for cracks of the skin or              date of this AD: Flight cycles in which the           email: Bill.Ashforth@faa.gov.
                                             existing internal doublers, and an open-hole             cabin differential pressure was at 2.0 pounds-          (2) Service information identified in this
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                                             HFEC inspection for splice strap cracks, in              per-square-inch (psi) or less need not be             AD that is not incorporated by reference is
                                             accordance with the Accomplishment                       counted in the flight-cycle determination,            available at the addresses specified in
                                             Instructions of Boeing Alert Service Bulletin            provided that flight cycles with momentary            paragraphs (p)(3) and (p)(4) of this AD.
                                             747–53A2463, Revision 2, dated June 16,                  spikes in cabin differential pressure above
                                             2014. If any cracking is found, before further           2.0 psi were included as full pressure flight         (p) Material Incorporated by Reference
                                             flight, repair using a method approved in                cycles. For this provision to apply, all cabin          (1) The Director of the Federal Register
                                             accordance with the procedures specified in              pressure records must have been maintained            approved the incorporation by reference



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                                             43944                Federal Register / Vol. 80, No. 142 / Friday, July 24, 2015 / Rules and Regulations

                                             (IBR) of the service information listed in this          regulations to be abandoned under the                        work spaces authorized for the
                                             paragraph under 5 U.S.C. 552(a) and 1 CFR                blanket certificate regulations, subject to                  construction and operation of interstate
                                             part 51.                                                 those regulations’ requirements.                             transmission facilities.
                                                (2) You must use this service information                                                                             2. On December 22, 2014, National
                                             as applicable to do the actions required by              DATES: This rule will become effective
                                                                                                      October 7, 2015.                                             Fuel Gas Supply Corporation and
                                             this AD, unless the AD specifies otherwise.
                                                (i) Boeing Alert Service Bulletin 747–                FOR FURTHER INFORMATION CONTACT:
                                                                                                                                                                   Empire Pipeline, Inc. (collectively,
                                             53A2463, Revision 2, dated June 16, 2014.                                                                             National Fuel) filed a request that the
                                                                                                      Katherine Liberty, Office of the General                     Commission revise its part 157, subpart
                                                (ii) Reserved.                                          Counsel, Federal Energy Regulatory
                                                (3) For Boeing service information                                                                                 F, blanket certificate regulations to
                                                                                                        Commission, 888 First Street NE.,                          provide a mechanism under those
                                             identified in this AD, contact Boeing
                                             Commercial Airplanes, Attention: Data &                    Washington, DC 20426, (202) 502–                           regulations for the abandonment of
                                             Services Management, P.O. Box 3707, MC                     6491, katherine.liberty@ferc.gov.                          auxiliary facilities that were constructed
                                             2H–65, Seattle, WA 98124–2207; telephone                 Gordon Wagner, Office of the General                         under section 2.55(a) and replacement
                                             206–544–5000, extension 1; fax 206–766–                    Counsel, Federal Energy Regulatory                         facilities that were constructed under
                                             5680; Internet https://                                    Commission, 888 First Street NE.,                          section 2.55(b). National Fuel also
                                             www.myboeingfleet.com.                                     Washington, DC 20426, (202) 502–
                                                (4) You may view this service information
                                                                                                                                                                   requests clarification that in addition to
                                                                                                        8947, gordon.wagner@ferc.gov.                              authorizing new auxiliary installations,
                                             at FAA, Transport Airplane Directorate, 1601
                                             Lind Avenue SW., Renton, WA. For                         Howard Wheeler, Office of Energy                             section 2.55(a) also authorizes the
                                             information on the availability of this                    Projects, Federal Energy Regulatory                        replacement of existing auxiliary
                                             material at the FAA, call 425–227–1221.                    Commission, 888 First Street NE.,                          facilities without the need for
                                                (5) You may view this service information               Washington, DC 20426, (202) 502–                           abandonment authority under section
                                             that is incorporated by reference at the                   8688, howard.wheeler@ferc.gov.                             7(b) of the Natural Gas Act (NGA).
                                             National Archives and Records                            Shannon Jones, Office of Energy                                 3. As discussed below, this order
                                             Administration (NARA). For information on                                                                             responds to National Fuel’s requests by
                                                                                                        Projects, Federal Energy Regulatory
                                             the availability of this material at NARA, call                                                                       (1) adopting a new subsection 2.55(a)(3)
                                             202–741–6030, or go to: http://                            Commission, 888 First Street NE.,
                                                                                                        Washington, DC 20426, (202) 502–                           to provide pre-granted authority to
                                             www.archives.gov/federal-register/cfr/ibr-
                                             locations.html.                                            6410, shannon.jones@ferc.gov.                              abandon or replace auxiliary facilities,
                                                                                                                                                                   subject to certain conditions; (2)
                                               Issued in Renton, Washington, on July 10,              SUPPLEMENTARY INFORMATION:
                                                                                                                                                                   amending part 157 to provide authority,
                                             2015.                                                    ORDER NO. 790–B                                              subject to the blanket certificate
                                             Michael Kaszycki,                                                                                                     regulations’ conditions, to abandon
                                                                                                      Table of Contents
                                             Acting Manager, Transport Airplane                                                                                    section 2.55(a) auxiliary facilities that
                                             Directorate, Aircraft Certification Service.                                                                          cannot meet the conditions for the pre-
                                                                                                                                                     Paragraph
                                             [FR Doc. 2015–17978 Filed 7–23–15; 8:45 am]                                                               Nos.        granted abandonment authority being
                                             BILLING CODE 4910–13–P                                                                                                added to section 2.55(a) and to abandon
                                                                                                      I. Discussion .............................              4   section 2.55(b) replacement facilities.
                                                                                                            A. Section 2.55(a) Auxil-
                                                                                                              iary Facilities ................                 9   I. Discussion
                                             DEPARTMENT OF ENERGY                                           B. Section 2.55(b) Re-                                    4. In Order No. 790–A, the
                                                                                                              placements ....................                14    Commission explained that section 2.55
                                             Federal Energy Regulatory                                II. Information Collection
                                             Commission                                                  Statement ..............................            18
                                                                                                                                                                   facilities are installed under the
                                                                                                      III. Environmental Analysis ....                       23    certificate authority that authorized the
                                             18 CFR Parts 2 and 157                                   IV. Regulatory Flexibility Act                         24    interstate transmission pipeline
                                                                                                      V. Document Availability .......                       26    facilities being augmented or replaced.
                                             [Docket No. RM12–11–003; Order No. 790–                  VI. Effective Date and Con-                                  The Commission further explained that
                                             B]                                                          gressional Notification .........                   29    because section 2.55 auxiliary and
                                             Revisions to Auxiliary Installations,                    Order No. 790–B                                              replacement facilities are certificated
                                             Replacement Facilities, and Siting and                                                                                facilities, a company needs prior
                                                                                                      Final Rule                                                   authorization under NGA section 7(b) to
                                             Maintenance Regulations
                                                                                                      Order on Rehearing and Clarification                         abandon such facilities. The
                                             AGENCY:   Federal Energy Regulatory                                                                                   Commission stated that in many
                                             Commission.                                                1. On November 20, 2014, the Federal                       instances companies should be able to
                                                                                                      Energy Regulatory Commission                                 rely on their part 157, subpart F, blanket
                                             ACTION: Final rule, order on
                                                                                                      (Commission) issued Order No. 790–A,1                        certificate authority to abandon section
                                             clarification.                                           which affirmed, inter alia, the                              2.55 facilities. In view of this statement,
                                             SUMMARY:    The Federal Energy                           Commission’s clarification in Order No.                      National Fuel believes it is the
                                             Regulatory Commission (Commission) is                    790 2 that auxiliary facilities installed                    Commission’s intent that companies be
                                             amending its regulations to: Provide                     under section 2.55(a) of the                                 able to rely on their part 157 blanket
                                             pre-granted authority under a new                        Commission’s regulations 3 may only                          certificate authority to abandon facilities
                                             paragraph to abandon or replace                          utilize rights-of-way, facility sites, and                   installed under section 2.55.
                                             auxiliary facilities, subject to certain                   1 Revisions to Auxiliary Installations,
                                                                                                                                                                      5. National Fuel points out, however,
                                             conditions; permit auxiliary facilities                  Replacement Facilities, and Siting and
                                                                                                                                                                   that section 157.202(b)(3) of the blanket
                                             that cannot meet the conditions for the                                                                               certificate regulations states that a
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                                                                                                      Maintenance Regulations, Order No. 790–A, 79 FR
                                             pre-granted abandonment authority in                     70056 (Nov. 25, 2014), FERC Stats. & Regs. ¶ 31,361          ‘‘facility’’ for purposes of the blanket
                                             the new paragraph to be abandoned                        (2014) (cross-referenced at 149 FERC ¶ 61,144                program does not include a facility
                                                                                                      (2014)).
                                             under the blanket certificate regulations,                 2 Order No. 790, 78 FR 72794–801 (Dec. 4, 2013),
                                                                                                                                                                   ‘‘described under section 2.55,’’ and that
                                             subject to those regulations’                            FERC Stats. & Regs. ¶ 31,351 (2013) (cross-                  section 157.216 states that blanket
                                             requirements; and permit replacement                     referenced at 145 FERC ¶ 61,154 (2013)).                     certificate abandonment authority is
                                             facilities constructed under the                           3 18 CFR 2.55 (2014).                                      limited to facilities that ‘‘did or could


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Document Created: 2018-02-23 09:24:35
Document Modified: 2018-02-23 09:24:35
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionRules and Regulations
ActionFinal rule.
DatesThis AD is effective August 28, 2015.
ContactBill Ashforth, Aerospace Engineer, Airframe Branch, ANM-120S, FAA, Seattle Aircraft Certification Office (ACO), 1601 Lind Avenue SW., Renton, WA 98057-3356; phone: 425-917- 6432; fax: 425-917-6590; email: [email protected]
FR Citation80 FR 43940 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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