80_FR_38165 80 FR 38038 - Airworthiness Directives; The Boeing Company Airplanes

80 FR 38038 - Airworthiness Directives; The Boeing Company Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 80, Issue 127 (July 2, 2015)

Page Range38038-38041
FR Document2015-16154

We propose to supersede Airworthiness Directive (AD) 2008-26- 07, which applies to all McDonnell Douglas Model DC-8-11, DC-8-12, DC- 8-21, DC-8-31, DC-8-32, DC-8-33, DC-8-41, DC-8-42, and DC-8-43 airplanes; Model DC-8-50 series airplanes; Model DC-8F-54 and DC-8F-55 airplanes; Model DC-8-60 series airplanes; Model DC-8-60F series airplanes; Model DC-8-70 series airplanes; and Model DC-8-70F series airplanes. AD 2008-26-07 currently requires repetitive inspections of the lower skin and stringers at certain stations, and corrective actions if necessary. This proposed AD is intended to complete certain mandated programs intended to support the airplane reaching its limit of validity (LOV) of the engineering data that support the established structural maintenance program. This proposed AD would also require an eddy current high frequency (ETHF) inspection for cracks of the fastener open holes common to the lower skins, stringers, and splice fittings at a certain station; installation of external doublers and fasteners and repetitive eddy current low frequency (ETLF) inspections around the fasteners for any crack; and corrective actions if necessary. We are proposing this AD to detect and correct cracks in the lower skins, stringers, and fastener holes of the splice fittings, which could result in the loss of structural integrity of the airplane.

Federal Register, Volume 80 Issue 127 (Thursday, July 2, 2015)
[Federal Register Volume 80, Number 127 (Thursday, July 2, 2015)]
[Proposed Rules]
[Pages 38038-38041]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2015-16154]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2015-2455; Directorate Identifier 2014-NM-180-AD]
RIN 2120-AA64


Airworthiness Directives; The Boeing Company Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Notice of proposed rulemaking (NPRM).

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

SUMMARY: We propose to supersede Airworthiness Directive (AD) 2008-26-
07, which applies to all McDonnell Douglas Model DC-8-11, DC-8-12, DC-
8-21, DC-8-31, DC-8-32, DC-8-33, DC-8-41, DC-8-42, and DC-8-43 
airplanes; Model DC-8-50 series airplanes; Model DC-8F-54 and DC-8F-55 
airplanes; Model DC-8-60 series airplanes; Model DC-8-60F series 
airplanes; Model DC-8-70 series airplanes; and Model DC-8-70F series 
airplanes. AD 2008-26-07 currently requires repetitive inspections of 
the lower skin and stringers at certain stations, and corrective 
actions if necessary. This proposed AD is intended to complete certain 
mandated programs intended to support the airplane reaching its limit 
of validity (LOV) of the engineering data that support the established 
structural maintenance program. This proposed AD would also require an 
eddy current high frequency (ETHF) inspection for cracks of the 
fastener open holes common to the lower skins, stringers, and splice 
fittings at a certain station; installation of external doublers and 
fasteners and repetitive eddy current low frequency (ETLF) inspections 
around the fasteners for any crack; and corrective actions if 
necessary. We are proposing this AD to detect and correct cracks in the 
lower skins, stringers, and fastener holes of the splice fittings, 
which could result in the loss of structural integrity of the airplane.

DATES: We must receive comments on this proposed AD by August 17, 2015.

ADDRESSES: You may send comments, using the procedures found in 14 CFR 
11.43 and 11.45, by any of the following methods:
     Federal eRulemaking Portal: Go to http://www.regulations.gov. Follow the instructions for submitting comments.
     Fax: 202-493-2251.
     Mail: U.S. Department of Transportation, Docket 
Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New 
Jersey Avenue SE., Washington, DC 20590.
     Hand Delivery: Deliver to Mail address above between 9 
a.m. and 5 p.m., Monday through Friday, except Federal holidays.
    For service information identified in this proposed AD, contact 
Boeing Commercial Airplanes, Attention: Data & Services Management, 
3855 Lakewood Boulevard, MC D800-0019, Long Beach, CA 90846-0001; 
telephone 206-544-5000, extension 2; fax 206-766-5683; 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-2015-2455.

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-2015-
2455; 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 proposed AD, the regulatory evaluation, any comments 
received, and other information. The street address for the Docket 
Office (phone: 800-647-5527) is in the ADDRESSES section. Comments will 
be available in the AD docket shortly after receipt.

FOR FURTHER INFORMATION CONTACT: Chandra Ramdoss, Aerospace Engineer, 
Airframe Branch, ANM-120L, FAA, Los Angeles Aircraft Certification 
Office (ACO), 3960 Paramount Boulevard, Lakewood, CA 90712-4137; 
telephone: 562-627-5239; fax: 562-627-5210; email: 
[email protected].

SUPPLEMENTARY INFORMATION: 

Comments Invited

    We invite you to send any written relevant data, views, or 
arguments about this proposed AD. Send your comments to an address 
listed under the ADDRESSES section. Include ``Docket No. FAA-2015-2455; 
Directorate Identifier 2014-NM-180-AD'' at the beginning of your 
comments. We specifically invite comments on the overall regulatory, 
economic, environmental, and energy aspects of this proposed AD. We 
will consider all comments received by the closing date and may amend 
this proposed AD because of those comments.
    We will post all comments we receive, without change, to http://www.regulations.gov, including any personal information you provide. We 
will also post a report summarizing each substantive verbal contact we 
receive about this proposed AD.

Discussion

    On December 12, 2008, we issued AD 2008-26-07, Amendment 39-15773 
(73 FR 78946, December 24, 2008), for all McDonnell Douglas Model DC-8-
11, DC-8-12, DC-8-21, DC-8-31, DC-8-32, DC-8-33, DC-8-41, DC-8-42, and 
DC-8-43 airplanes; Model DC-8-50 series airplanes; Model DC-8F-54 and 
DC-8F-55 airplanes; Model DC-8-60 series airplanes; Model DC-8-60F 
series airplanes; Model DC-8-70 series airplanes; and Model DC-8-70F 
series airplanes. AD 2008-26-07 requires repetitive inspections of the 
lower skin and stringers at stations Xw=408 and Xw=-408, and corrective 
actions if

[[Page 38039]]

necessary. AD 2008-26-07 resulted from reports of cracks in the skins 
and stringers at the end fasteners common to the stringer end fittings 
at stations Xw=408 and Xw=-408 wing splice joints. We issued AD 2008-
26-07 to detect and correct fatigue cracking in the skins and stringers 
at the end fasteners common to the stringer end fittings at certain 
station and wing splice joints, which could result in wing structure 
that might not sustain limit load, and consequent loss of structural 
integrity of the wing.

Widespread Fatigue Damage

    As described in FAA Advisory Circular 120-104 (http://www.faa.gov/documentLibrary/media/Advisory_Circular/120-104.pdf), several programs 
have been developed to support initiatives that will ensure the 
continued airworthiness of aging airplane structure. The last element 
of those initiatives is the requirement to establish a limit of 
validity (LOV) of the engineering data that support the structural 
maintenance program under 14 CFR 26.21. This proposed AD is the result 
of an assessment of the previously established programs by Boeing 
during the process of establishing the LOV for The Boeing Company Model 
DC-8-11, DC-8-12, DC-8-21, DC-8-31, DC-8-32, DC-8-33, DC-8-41, DC-8-42, 
and DC-8-43 airplanes; Model DC-8-50 series airplanes; Model DC-8F-54 
and DC-8F-55 airplanes; Model DC-8-60 series airplanes; Model DC-8-60F 
series airplanes; Model DC-8-70 series airplanes; and Model DC-8-70F 
series airplanes. The actions specified in this proposed AD are 
necessary to complete certain programs to ensure the continued 
airworthiness of aging airplane structure and to support an airplane 
reaching its LOV.
    We are proposing this AD to detect and correct cracks in the lower 
skins, stringers, and fastener holes of the splice fittings, which 
could result in the loss of structural integrity of the airplane.

Actions Since AD 2008-26-07, Amendment 39-15773 (73 FR 78946, December 
24, 2008) Was Issued

    Since we issued AD 2008-26-07, Amendment 39-15773 (73 FR 78946, 
December 24, 2008), we have received new service information to ensure 
the continued airworthiness of aging airplane structure and to support 
an airplane reaching its LOV. The new inspection and modification of 
the left and right lower wing skin, stringers, and splice fittings will 
support operation up to the DC-8 LOV.

Related Service Information Under 1 CFR Part 51

    We reviewed Boeing Service Bulletin DC8-57-104, dated August 18, 
2014. The service information describes procedures for certain 
airplanes for an ETHF inspection for cracks of the fastener open holes 
common to the lower skins, stringers, and splice fittings at a certain 
station; installation of external doublers and fasteners and repetitive 
ETLF inspections around the fasteners for any crack; and corrective 
actions. This service information is reasonably available because the 
interested parties have access to it through their normal course of 
business or by the means identified in the ADDRESSES section of this 
NPRM.

FAA's Determination

    We are proposing this AD because we evaluated all the relevant 
information and determined the unsafe condition described previously is 
likely to exist or develop in other products of the same type design.

Proposed AD Requirements

    This proposed AD would retain all requirements of AD 2008-26-07, 
Amendment 39-15773 (73 FR 78946, December 24, 2008). This proposed AD 
would also require an ETHF inspection for cracks of the fastener open 
holes common to the lower skins, stringers, and splice fittings at a 
certain station; installation of external doublers and fasteners and 
repetitive ETLF inspections around the fasteners for any crack if 
necessary; and corrective actions.

Clarification of Actions for Groups 1-3, Configuration 1 Airplanes

    Where the Accomplishment Instructions of Boeing Service Bulletin 
DC8-57-104, dated August 18, 2014, specifies repair, this AD also 
requires an inspection and possible other actions.

Change to AD 2008-26-07, Amendment 39-15773 (73 FR 78946, December 24, 
2008)

    Since AD 2008-26-07, Amendment 39-15773 (73 FR 78946, December 24, 
2008), was issued, the AD format has been revised, and certain 
paragraphs have been rearranged with new title headers. As a result, 
the corresponding paragraph identifiers have been redesignated in this 
proposed AD, as listed in the following table:

                      Revised Paragraph Identifiers
------------------------------------------------------------------------
                                            Corresponding requirement in
       Requirement in AD 2008-26-07               this proposed AD
------------------------------------------------------------------------
paragraph (e).............................  paragraph (f)
paragraph (f).............................  paragraph (g)
paragraph (g).............................  paragraph (h)
paragraph (h).............................  paragraph (i)
------------------------------------------------------------------------

Explanation of ``RC'' Steps in Service Information

    The FAA worked in conjunction with industry, under the 
Airworthiness Directive Implementation Aviation Rulemaking Committee 
(ARC), to enhance the AD system. One enhancement was a new process for 
annotating which steps in the service information are required for 
compliance with an AD. Differentiating these steps from other tasks in 
the service information is expected to improve an owner's/operator's 
understanding of crucial AD requirements and help provide consistent 
judgment in AD compliance. The steps identified as RC (required for 
compliance) in any service information identified previously have a 
direct effect on detecting, preventing, resolving, or eliminating an 
identified unsafe condition.
    For service information that contains steps that are labeled as 
Required for Compliance (RC), the following provisions apply: (1) the 
steps labeled as RC, including substeps under an RC step and any 
figures identified in an RC step, must be done to comply with the AD, 
and an AMOC is required for any deviations to RC steps, including 
substeps and identified figures; and (2) steps not labeled as RC may be 
deviated from using accepted methods in accordance with the operator's 
maintenance or inspection program without obtaining approval of an 
AMOC, provided the RC steps, including substeps and identified figures, 
can still be done as specified, and the airplane can be put back in an 
airworthy condition.

Costs of Compliance

    We estimate that this proposed AD affects 12 airplanes of U.S. 
registry.
    We estimate the following costs to comply with this proposed AD:

[[Page 38040]]



                                                 Estimated Costs
----------------------------------------------------------------------------------------------------------------
                                                                                Cost
                 Action                          Labor cost           Parts     per      Cost on U.S. operators
                                                                       cost   product
----------------------------------------------------------------------------------------------------------------
Inspection [retained actions from AD     6 work-hours x $85 per           $0     $510  $6,120 per inspection
 2008[dash]26[dash]07, Amendment 39-      hour = $510 per                               cycle
 15773 (73 FR 78946, December 24,         inspection cycle.
 2008)].
ETHF Inspection [new proposed action]..  8 work-hours x $85 per           $0     $680  $8,160 per inspection
                                          hour = $680 per                               cycle
                                          inspection cycle.
----------------------------------------------------------------------------------------------------------------

    We estimate the following costs to do any necessary certain follow-
on actions that would be required based on the results of the proposed 
inspection. We have no way of determining the number of aircraft that 
might need these actions:

                                               On-Condition Costs
----------------------------------------------------------------------------------------------------------------
                  Action                            Labor cost           Parts cost        Cost per product
----------------------------------------------------------------------------------------------------------------
Installation of External Doubler.........  5 work-hour x $85 per hour       $20,000  $20,425
                                            = $425.
Repetitive ETLF inspection...............  8 work-hour x $85 per hour            $0  $680 per inspection cycle
                                            = $680 per inspection
                                            cycle.
----------------------------------------------------------------------------------------------------------------

    For all actions and repairs on Groups 1-3, Configuration 1 
Airplanes, we have received no definitive data that would enable us to 
provide cost estimates for the on-condition actions specified in this 
proposed 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 proposed AD would not have federalism 
implications under Executive Order 13132. This proposed AD would 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 the proposed 
regulation:
    (1) Is not a ``significant regulatory action'' under Executive 
Order 12866,
    (2) Is not a ``significant rule'' under the 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.

The Proposed Amendment

    Accordingly, under the authority delegated to me by the 
Administrator, the FAA proposes to amend 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) 
2008-26-07, Amendment 39-15773 (73 FR 78946, December 24, 2008), and 
adding the following new AD:

The Boeing Company: Docket No. FAA-2015-2455; Directorate Identifier 
2014-NM-180-AD.

(a) Comments Due Date

    The FAA must receive comments on this AD action by August 17, 
2015.

(b) Affected ADs

    This AD replaces AD 2008-26-07, Amendment 39-15773 (73 FR 78946, 
December 24, 2008).

(c) Applicability

    This AD applies to all The Boeing Company Model DC-8-11, DC-8-
12, DC-8-21, DC-8-31, DC-8-32, DC-8-33, DC-8-41, DC-8-42, DC-8-43, 
DC-8-51, DC-8-52, DC-8-53, DC-8-55, DC-8F-54, DC-8F-55, DC-8-61, DC-
8-62, DC-8-63, DC-8-61F, DC-8-62F, DC-8-63F, DC-8-71, DC-8-72, DC-8-
73, DC-8-71F, DC-8-72F, and DC-8-73F airplanes; certificated in any 
category.

(d) Subject

    Joint Aircraft System Component (JASC) 57, Wings.

(e) Unsafe Condition

    This AD was prompted by certain mandated programs intended to 
support the airplane reaching its limit of validity of the 
engineering data that support the established structural maintenance 
program. We are issuing this AD to detect and correct cracks in the 
lower skins, stringers, and fastener holes of the splice fittings, 
which could result in the loss of structural integrity of the 
airplane.

(f) Compliance

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

(g) Retained Repetitive Inspections

    This paragraph restates the requirements of paragraph (f) of AD 
2008-26-07, Amendment 39-15773 (73 FR 78946, December 24, 2008). At 
the times specified in paragraph 1.E., ``Compliance,'' of Boeing 
Alert Service Bulletin DC8-57A102, dated February 12, 2008, except 
as provided by paragraph (h) of this AD, do the applicable 
inspections for fatigue cracking of the lower skin and stringers at 
stations Xw=408 and Xw=-408, and do all applicable corrective 
actions, by accomplishing all applicable actions

[[Page 38041]]

specified in the Accomplishment Instructions of Boeing Alert Service 
Bulletin DC8-57A102, dated February 12, 2008. Do all corrective 
actions before further flight. Thereafter, repeat the inspections at 
the applicable intervals specified in paragraph 1.E., 
``Compliance,'' of Boeing Alert Service Bulletin DC8-57A102, dated 
February 12, 2008, until paragraph (j) of this AD is done.

(h) Retained Exception for Compliance Time

    This paragraph restates the exception specified in paragraph (g) 
of AD 2008-26-07, Amendment 39-15773 (73 FR 78946, December 24, 
2008). Where Boeing Alert Service Bulletin DC8-57A102, dated 
February 12, 2008, specifies a compliance time ``after the date on 
this service bulletin,'' this AD requires compliance within the 
specified compliance time after January 28, 2009 (the effective date 
of AD 2008-26-07).

(i) Retained Exception for Corrective Action

    This paragraph restates the exception specified in paragraph (h) 
of AD 2008-26-07, Amendment 39-15773 (73 FR 78946, December 24, 
2008): If any cracking is found during any inspection required by 
paragraph (g) of this AD, and Boeing Alert Service Bulletin DC8-
57A102, dated February 12, 2008, specifies to contact Boeing for 
appropriate action: Before further flight, repair the cracking using 
a method approved in accordance with the procedures specified in 
paragraph (m) of this AD.

(j) New Inspections and Corrective Action

    (1) For Groups 1-3, Configuration 1 Airplanes: At the applicable 
time specified in paragraph 1.E., ``Compliance,'' of Boeing Service 
Bulletin DC8-57-104, dated August 18, 2014, except as required in 
paragraph (l) of this AD, do an inspection for any cracking, and do 
all applicable corrective actions using a method approved in 
accordance with the procedures specified in paragraph (m) of this 
AD.
    (2) For Groups 1-3, Configuration 2 Airplanes: At the applicable 
time specified in paragraph 1.E., ``Compliance,'' of Boeing Service 
Bulletin DC8-57-104, dated August 18, 2014, except as required in 
paragraph (l) of this AD, do an eddy current high frequency (ETHF) 
inspection for any cracking of the fastener open holes common to the 
lower skins, stringers, and splice fittings at station Xw=408 and 
Xw=-408 from stringer 51 to stringer 65, in accordance with the 
Accomplishment Instructions of Boeing Service Bulletin DC8-57-104, 
dated August 18, 2014. If any cracking is found, before further 
flight, repair the crack using a method approved in accordance with 
the procedures specified in paragraph (m) of this AD.

(k) New Doubler and Fastener Installation and Eddy Current Low 
Frequency (ETLF) Inspection of the External Doubler and Corrective 
Action

    If no crack is found during the inspection required by paragraph 
(j)(2) of this AD: At the applicable times specified in paragraph 
1.E., ``Compliance,'' of Boeing Service Bulletin DC8-57-104, dated 
August 18, 2014, install external doublers and fasteners, and do an 
external doubler ETLF inspection around the fasteners for any 
cracking. Repeat the external ETLF inspection at the applicable 
intervals specified in 1.E., ``Compliance,'' of Boeing Service 
Bulletin DC8-57-104, dated August 18, 2014. If any cracking is found 
during any ETLF inspection required by this paragraph, before 
further flight, repair the crack using a method approved in 
accordance with the procedures specified in paragraph (m) of this 
AD.

(l) Exception to the Compliance Time

    Where Boeing Service Bulletin DC8-57-104, dated August 18, 2014, 
specifies a compliance time ``after the original issue date of this 
service bulletin,'' this AD requires compliance within the specified 
compliance time after the effective date of this AD.

(m) Alternative Methods of Compliance (AMOCs)

    (1) The Manager, Los Angeles 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 (n)(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, Los Angeles 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 2008-26-07, Amendment 39-15773 (73 FR 
78946, December 24, 2008), are approved as AMOCs for the 
corresponding provisions of this AD.
    (5) Except as required by paragraphs (j) and (k) of this AD: For 
service information that contains steps that are labeled as Required 
for Compliance (RC), the provisions of paragraphs (m)(5)(i) and 
(m)(5)(ii) apply.
    (i) The steps labeled as RC, including substeps under an RC step 
and any figures identified in an RC step, must be done to comply 
with the AD. An AMOC is required for any deviations to RC steps, 
including substeps and identified figures.
    (ii) Steps not labeled as RC may be deviated from using accepted 
methods in accordance with the operator's maintenance or inspection 
program without obtaining approval of an AMOC, provided the RC 
steps, including substeps and identified figures, can still be done 
as specified, and the airplane can be put back in an airworthy 
condition.

(n) Related Information

    (1) For more information about this AD, contact Chandra Ramdoss, 
Aerospace Engineer, Airframe Branch, ANM-120L, FAA, Los Angeles ACO, 
3960 Paramount Boulevard, Lakewood, CA 90712-4137; telephone: 562-
627-5239; fax: 562-627-5210; email: [email protected].
    (2) For service information identified in this AD, Boeing 
Commercial Airplanes, Attention: Data & Services Management, 3855 
Lakewood Boulevard, MC D800-0019, Long Beach, CA 90846-0001; 
telephone 206-544-5000, extension 2; fax 206-766-5683; 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.

    Issued in Renton, Washington, on June 24, 2015.
Dionne Palermo,
Acting Manager, Transport Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 2015-16154 Filed 7-1-15; 8:45 am]
 BILLING CODE 4910-13-P



                                                      38038                     Federal Register / Vol. 80, No. 127 / Thursday, July 2, 2015 / Proposed Rules

                                                      actions from a manufacturer, the action must             airplanes; Model DC–8–60F series                      Examining the AD Docket
                                                      be accomplished using a method approved                  airplanes; Model DC–8–70 series
                                                      by the Manager, International Branch, ANM–                                                                        You may examine the AD docket on
                                                                                                               airplanes; and Model DC–8–70F series                  the Internet at http://
                                                      116, Transport Airplane Directorate, FAA; or             airplanes. AD 2008–26–07 currently
                                                      the European Aviation Safety Agency                                                                            www.regulations.gov by searching for
                                                      (EASA); or Airbus’s EASA Design
                                                                                                               requires repetitive inspections of the                and locating Docket No. FAA–2015–
                                                      Organization Approval (DOA). If approved by              lower skin and stringers at certain                   2455; or in person at the Docket
                                                      the DOA, the approval must include the                   stations, and corrective actions if                   Management Facility between 9 a.m.
                                                      DOA-authorized signature.                                necessary. This proposed AD is                        and 5 p.m., Monday through Friday,
                                                                                                               intended to complete certain mandated                 except Federal holidays. The AD docket
                                                      (k) Related Information
                                                                                                               programs intended to support the                      contains this proposed AD, the
                                                         (1) Refer to Mandatory Continuing                     airplane reaching its limit of validity
                                                      Airworthiness Information (MCAI) EASA                                                                          regulatory evaluation, any comments
                                                                                                               (LOV) of the engineering data that                    received, and other information. The
                                                      Airworthiness Directive 2014–0276, dated
                                                      December 19, 2014, for related information.
                                                                                                               support the established structural                    street address for the Docket Office
                                                      This MCAI may be found in the AD docket                  maintenance program. This proposed                    (phone: 800–647–5527) is in the
                                                      on the Internet at http://www.regulations.gov            AD would also require an eddy current                 ADDRESSES section. Comments will be
                                                      by searching for and locating Docket No.                 high frequency (ETHF) inspection for                  available in the AD docket shortly after
                                                      FAA–2015–1991.                                           cracks of the fastener open holes                     receipt.
                                                         (2) For Airbus service information contact            common to the lower skins, stringers,
                                                      Airbus, Airworthiness Office—EIAS, 1 Rond                                                                      FOR FURTHER INFORMATION CONTACT:
                                                                                                               and splice fittings at a certain station;
                                                      Point Maurice Bellonte, 31707 Blagnac                                                                          Chandra Ramdoss, Aerospace Engineer,
                                                                                                               installation of external doublers and
                                                      Cedex, France; telephone: +33 5 61 93 36 96;                                                                   Airframe Branch, ANM–120L, FAA, Los
                                                                                                               fasteners and repetitive eddy current
                                                      fax: +33 5 61 93 44 51; email:                                                                                 Angeles Aircraft Certification Office
                                                                                                               low frequency (ETLF) inspections
                                                      account.airworth-eas@airbus.com; Internet                                                                      (ACO), 3960 Paramount Boulevard,
                                                      http://www.airbus.com.                                   around the fasteners for any crack; and
                                                                                                                                                                     Lakewood, CA 90712–4137; telephone:
                                                         (3) For Goodrich service information                  corrective actions if necessary. We are
                                                                                                                                                                     562–627–5239; fax: 562–627–5210;
                                                      contact Goodrich Aerostructures, 850 Lagoon              proposing this AD to detect and correct
                                                                                                                                                                     email: Chandraduth.Ramdoss@faa.gov.
                                                      Drive, Chula Vista, California, 91910–2098;              cracks in the lower skins, stringers, and
                                                      telephone: 619–691–2719; email: jan.lewis@                                                                     SUPPLEMENTARY INFORMATION:
                                                                                                               fastener holes of the splice fittings,
                                                      goodrich.com; Internet: http://                          which could result in the loss of                     Comments Invited
                                                      www.goodrich.com/TechPubs.                               structural integrity of the airplane.
                                                        (4) You may view this referenced service                                                                       We invite you to send any written
                                                      information at the FAA, Transport Airplane               DATES: We must receive comments on                    relevant data, views, or arguments about
                                                      Directorate, 1601 Lind Avenue SW., Renton,               this proposed AD by August 17, 2015.                  this proposed AD. Send your comments
                                                      WA. For information on the availability of               ADDRESSES: You may send comments,                     to an address listed under the
                                                      this material at the FAA, call 425–227–1221.                                                                   ADDRESSES section. Include ‘‘Docket No.
                                                                                                               using the procedures found in 14 CFR
                                                        Issued in Renton, Washington, on June 24,              11.43 and 11.45, by any of the following              FAA–2015–2455; Directorate Identifier
                                                      2015.                                                    methods:                                              2014–NM–180–AD’’ at the beginning of
                                                      Dionne Palermo,                                             • Federal eRulemaking Portal: Go to                your comments. We specifically invite
                                                      Acting Manager, Transport Airplane                       http://www.regulations.gov. Follow the                comments on the overall regulatory,
                                                      Directorate, Aircraft Certification Service.             instructions for submitting comments.                 economic, environmental, and energy
                                                      [FR Doc. 2015–16165 Filed 7–1–15; 8:45 am]                  • Fax: 202–493–2251.                               aspects of this proposed AD. We will
                                                                                                                                                                     consider all comments received by the
                                                      BILLING CODE 4910–13–P                                      • Mail: U.S. Department of                         closing date and may amend this
                                                                                                               Transportation, Docket Operations, M–                 proposed AD because of those
                                                                                                               30, West Building Ground Floor, Room                  comments.
                                                      DEPARTMENT OF TRANSPORTATION                             W12–140, 1200 New Jersey Avenue SE.,                    We will post all comments we
                                                      Federal Aviation Administration                          Washington, DC 20590.                                 receive, without change, to http://
                                                                                                                  • Hand Delivery: Deliver to Mail                   www.regulations.gov, including any
                                                      14 CFR Part 39                                           address above between 9 a.m. and 5                    personal information you provide. We
                                                                                                               p.m., Monday through Friday, except                   will also post a report summarizing each
                                                      [Docket No. FAA–2015–2455; Directorate                   Federal holidays.
                                                      Identifier 2014–NM–180–AD]                                                                                     substantive verbal contact we receive
                                                                                                                  For service information identified in              about this proposed AD.
                                                      RIN 2120–AA64                                            this proposed AD, contact Boeing
                                                                                                               Commercial Airplanes, Attention: Data                 Discussion
                                                      Airworthiness Directives; The Boeing                     & Services Management, 3855                             On December 12, 2008, we issued AD
                                                      Company Airplanes                                        Lakewood Boulevard, MC D800–0019,                     2008–26–07, Amendment 39–15773 (73
                                                      AGENCY: Federal Aviation                                 Long Beach, CA 90846–0001; telephone                  FR 78946, December 24, 2008), for all
                                                      Administration (FAA), DOT.                               206–544–5000, extension 2; fax 206–                   McDonnell Douglas Model DC–8–11,
                                                      ACTION: Notice of proposed rulemaking                    766–5683; Internet https://                           DC–8–12, DC–8–21, DC–8–31, DC–8–32,
                                                      (NPRM).                                                  www.myboeingfleet.com. You may view                   DC–8–33, DC–8–41, DC–8–42, and DC–
                                                                                                               this referenced service information at                8–43 airplanes; Model DC–8–50 series
asabaliauskas on DSK5VPTVN1PROD with PROPOSALS




                                                      SUMMARY:   We propose to supersede                       the FAA, Transport Airplane                           airplanes; Model DC–8F–54 and DC–
                                                      Airworthiness Directive (AD) 2008–26–                    Directorate, 1601 Lind Avenue SW.,                    8F–55 airplanes; Model DC–8–60 series
                                                      07, which applies to all McDonnell                       Renton, WA. For information on the                    airplanes; Model DC–8–60F series
                                                      Douglas Model DC–8–11, DC–8–12, DC–                      availability of this material at the FAA,             airplanes; Model DC–8–70 series
                                                      8–21, DC–8–31, DC–8–32, DC–8–33,                         call 425–227–1221. It is also available               airplanes; and Model DC–8–70F series
                                                      DC–8–41, DC–8–42, and DC–8–43                            on the Internet at http://                            airplanes. AD 2008–26–07 requires
                                                      airplanes; Model DC–8–50 series                          www.regulations.gov by searching for                  repetitive inspections of the lower skin
                                                      airplanes; Model DC–8F–54 and DC–                        and locating Docket No. FAA–2015–                     and stringers at stations Xw=408 and
                                                      8F–55 airplanes; Model DC–8–60 series                    2455.                                                 Xw=-408, and corrective actions if


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                                                                                Federal Register / Vol. 80, No. 127 / Thursday, July 2, 2015 / Proposed Rules                                                          38039

                                                      necessary. AD 2008–26–07 resulted                        inspection and modification of the left               headers. As a result, the corresponding
                                                      from reports of cracks in the skins and                  and right lower wing skin, stringers, and             paragraph identifiers have been
                                                      stringers at the end fasteners common to                 splice fittings will support operation up             redesignated in this proposed AD, as
                                                      the stringer end fittings at stations                    to the DC–8 LOV.                                      listed in the following table:
                                                      Xw=408 and Xw=-408 wing splice
                                                                                                               Related Service Information Under 1
                                                      joints. We issued AD 2008–26–07 to                                                                                REVISED PARAGRAPH IDENTIFIERS
                                                      detect and correct fatigue cracking in                   CFR Part 51
                                                      the skins and stringers at the end                          We reviewed Boeing Service Bulletin                  Requirement in AD              Corresponding re-
                                                      fasteners common to the stringer end                     DC8–57–104, dated August 18, 2014.                                                    quirement in this pro-
                                                                                                                                                                         2008–26–07
                                                                                                               The service information describes                                                          posed AD
                                                      fittings at certain station and wing
                                                      splice joints, which could result in wing                procedures for certain airplanes for an               paragraph   (e) ............    paragraph   (f)
                                                      structure that might not sustain limit                   ETHF inspection for cracks of the                     paragraph   (f) .............   paragraph   (g)
                                                      load, and consequent loss of structural                  fastener open holes common to the                     paragraph   (g) ............    paragraph   (h)
                                                      integrity of the wing.                                   lower skins, stringers, and splice fittings           paragraph   (h) ............    paragraph   (i)
                                                                                                               at a certain station; installation of
                                                      Widespread Fatigue Damage
                                                                                                               external doublers and fasteners and                   Explanation of ‘‘RC’’ Steps in Service
                                                         As described in FAA Advisory                          repetitive ETLF inspections around the                Information
                                                      Circular 120–104 (http://www.faa.gov/                    fasteners for any crack; and corrective
                                                      documentLibrary/media/Advisory_                                                                                   The FAA worked in conjunction with
                                                                                                               actions. This service information is
                                                      Circular/120-104.pdf), several programs                                                                        industry, under the Airworthiness
                                                                                                               reasonably available because the
                                                      have been developed to support                                                                                 Directive Implementation Aviation
                                                                                                               interested parties have access to it
                                                      initiatives that will ensure the                                                                               Rulemaking Committee (ARC), to
                                                                                                               through their normal course of business
                                                      continued airworthiness of aging                                                                               enhance the AD system. One
                                                                                                               or by the means identified in the
                                                      airplane structure. The last element of                                                                        enhancement was a new process for
                                                                                                               ADDRESSES section of this NPRM.
                                                      those initiatives is the requirement to                                                                        annotating which steps in the service
                                                      establish a limit of validity (LOV) of the               FAA’s Determination                                   information are required for compliance
                                                      engineering data that support the                          We are proposing this AD because we                 with an AD. Differentiating these steps
                                                      structural maintenance program under                     evaluated all the relevant information                from other tasks in the service
                                                      14 CFR 26.21. This proposed AD is the                    and determined the unsafe condition                   information is expected to improve an
                                                      result of an assessment of the previously                described previously is likely to exist or            owner’s/operator’s understanding of
                                                      established programs by Boeing during                    develop in other products of the same                 crucial AD requirements and help
                                                      the process of establishing the LOV for                  type design.                                          provide consistent judgment in AD
                                                      The Boeing Company Model DC–8–11,                                                                              compliance. The steps identified as RC
                                                      DC–8–12, DC–8–21, DC–8–31, DC–8–32,                      Proposed AD Requirements                              (required for compliance) in any service
                                                      DC–8–33, DC–8–41, DC–8–42, and DC–                         This proposed AD would retain all                   information identified previously have a
                                                      8–43 airplanes; Model DC–8–50 series                     requirements of AD 2008–26–07,                        direct effect on detecting, preventing,
                                                      airplanes; Model DC–8F–54 and DC–                        Amendment 39–15773 (73 FR 78946,                      resolving, or eliminating an identified
                                                      8F–55 airplanes; Model DC–8–60 series                    December 24, 2008). This proposed AD                  unsafe condition.
                                                      airplanes; Model DC–8–60F series                         would also require an ETHF inspection                    For service information that contains
                                                      airplanes; Model DC–8–70 series                          for cracks of the fastener open holes                 steps that are labeled as Required for
                                                      airplanes; and Model DC–8–70F series                     common to the lower skins, stringers,                 Compliance (RC), the following
                                                      airplanes. The actions specified in this                 and splice fittings at a certain station;             provisions apply: (1) the steps labeled as
                                                      proposed AD are necessary to complete                    installation of external doublers and                 RC, including substeps under an RC
                                                      certain programs to ensure the                           fasteners and repetitive ETLF                         step and any figures identified in an RC
                                                      continued airworthiness of aging                         inspections around the fasteners for any              step, must be done to comply with the
                                                      airplane structure and to support an                     crack if necessary; and corrective                    AD, and an AMOC is required for any
                                                      airplane reaching its LOV.                               actions.                                              deviations to RC steps, including
                                                         We are proposing this AD to detect                                                                          substeps and identified figures; and (2)
                                                                                                               Clarification of Actions for Groups 1–3,              steps not labeled as RC may be deviated
                                                      and correct cracks in the lower skins,
                                                                                                               Configuration 1 Airplanes                             from using accepted methods in
                                                      stringers, and fastener holes of the
                                                      splice fittings, which could result in the                 Where the Accomplishment                            accordance with the operator’s
                                                      loss of structural integrity of the                      Instructions of Boeing Service Bulletin               maintenance or inspection program
                                                      airplane.                                                DC8–57–104, dated August 18, 2014,                    without obtaining approval of an
                                                                                                               specifies repair, this AD also requires an            AMOC, provided the RC steps,
                                                      Actions Since AD 2008–26–07,                             inspection and possible other actions.                including substeps and identified
                                                      Amendment 39–15773 (73 FR 78946,                                                                               figures, can still be done as specified,
                                                      December 24, 2008) Was Issued                            Change to AD 2008–26–07, Amendment                    and the airplane can be put back in an
                                                        Since we issued AD 2008–26–07,                         39–15773 (73 FR 78946, December 24,                   airworthy condition.
                                                      Amendment 39–15773 (73 FR 78946,                         2008)
                                                                                                                                                                     Costs of Compliance
                                                      December 24, 2008), we have received                       Since AD 2008–26–07, Amendment
asabaliauskas on DSK5VPTVN1PROD with PROPOSALS




                                                      new service information to ensure the                    39–15773 (73 FR 78946, December 24,                      We estimate that this proposed AD
                                                      continued airworthiness of aging                         2008), was issued, the AD format has                  affects 12 airplanes of U.S. registry.
                                                      airplane structure and to support an                     been revised, and certain paragraphs                     We estimate the following costs to
                                                      airplane reaching its LOV. The new                       have been rearranged with new title                   comply with this proposed AD:




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                                                      38040                       Federal Register / Vol. 80, No. 127 / Thursday, July 2, 2015 / Proposed Rules

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

                                                      Inspection  [retained   actions    from       AD                  6 work-hours × $85 per hour = $510 per inspec-                $0        $510    $6,120 per inspection
                                                        2008-26-07, Amendment 39–15773 (73 FR                             tion cycle.                                                                     cycle
                                                        78946, December 24, 2008)].
                                                      ETHF Inspection [new proposed action] .............               8 work-hours × $85 per hour = $680 per inspec-                $0        $680    $8,160 per inspection
                                                                                                                          tion cycle.                                                                     cycle



                                                        We estimate the following costs to do                      that would be required based on the                       have no way of determining the number
                                                      any necessary certain follow-on actions                      results of the proposed inspection. We                    of aircraft that might need these actions:

                                                                                                                                ON-CONDITION COSTS
                                                                                 Action                                                          Labor cost                           Parts cost            Cost per product

                                                      Installation of External Doubler ..............................    5 work-hour × $85 per hour = $425 .......................         $20,000      $20,425
                                                      Repetitive ETLF inspection ....................................    8 work-hour × $85 per hour = $680 per inspection                       $0      $680 per inspection
                                                                                                                           cycle.                                                                         cycle



                                                        For all actions and repairs on Groups                        (1) Is not a ‘‘significant regulatory                   (b) Affected ADs
                                                      1–3, Configuration 1 Airplanes, we have                      action’’ under Executive Order 12866,                       This AD replaces AD 2008–26–07,
                                                      received no definitive data that would                         (2) Is not a ‘‘significant rule’’ under                 Amendment 39–15773 (73 FR 78946,
                                                      enable us to provide cost estimates for                      the DOT Regulatory Policies and                           December 24, 2008).
                                                      the on-condition actions specified in                        Procedures (44 FR 11034, February 26,                     (c) Applicability
                                                      this proposed AD.                                            1979),                                                       This AD applies to all The Boeing
                                                      Authority for This Rulemaking                                  (3) Will not affect intrastate aviation                 Company Model DC–8–11, DC–8–12, DC–8–
                                                                                                                   in Alaska, and                                            21, DC–8–31, DC–8–32, DC–8–33, DC–8–41,
                                                         Title 49 of the United States Code                          (4) Will not have a significant                         DC–8–42, DC–8–43, DC–8–51, DC–8–52, DC–
                                                      specifies the FAA’s authority to issue                       economic impact, positive or negative,                    8–53, DC–8–55, DC–8F–54, DC–8F–55, DC–
                                                      rules on aviation safety. Subtitle I,                        on a substantial number of small entities                 8–61, DC–8–62, DC–8–63, DC–8–61F, DC–8–
                                                      Section 106, describes the authority of                      under the criteria of the Regulatory
                                                                                                                                                                             62F, DC–8–63F, DC–8–71, DC–8–72, DC–8–
                                                      the FAA Administrator. Subtitle VII,                                                                                   73, DC–8–71F, DC–8–72F, and DC–8–73F
                                                                                                                   Flexibility Act.                                          airplanes; certificated in any category.
                                                      Aviation Programs, describes in more
                                                      detail the scope of the Agency’s                             List of Subjects in 14 CFR Part 39                        (d) Subject
                                                      authority.                                                     Air transportation, Aircraft, Aviation                    Joint Aircraft System Component (JASC)
                                                         We are issuing this rulemaking under                                                                                57, Wings.
                                                                                                                   safety, Incorporation by reference,
                                                      the authority described in Subtitle VII,
                                                                                                                   Safety.                                                   (e) Unsafe Condition
                                                      Part A, Subpart III, Section 44701,
                                                      ‘‘General requirements.’’ Under that                         The Proposed Amendment                                       This AD was prompted by certain
                                                      section, Congress charges the FAA with                                                                                 mandated programs intended to support the
                                                                                                                     Accordingly, under the authority                        airplane reaching its limit of validity of the
                                                      promoting safe flight of civil aircraft in
                                                                                                                   delegated to me by the Administrator,                     engineering data that support the established
                                                      air commerce by prescribing regulations
                                                                                                                   the FAA proposes to amend 14 CFR part                     structural maintenance program. We are
                                                      for practices, methods, and procedures                                                                                 issuing this AD to detect and correct cracks
                                                                                                                   39 as follows:
                                                      the Administrator finds necessary for                                                                                  in the lower skins, stringers, and fastener
                                                      safety in air commerce. This regulation                      PART 39—AIRWORTHINESS                                     holes of the splice fittings, which could
                                                      is within the scope of that authority                        DIRECTIVES                                                result in the loss of structural integrity of the
                                                      because it addresses an unsafe condition                                                                               airplane.
                                                      that is likely to exist or develop on                        ■ 1. The authority citation for part 39                   (f) Compliance
                                                      products identified in this rulemaking                       continues to read as follows:                                Comply with this AD within the
                                                      action.                                                                                                                compliance times specified, unless already
                                                                                                                        Authority: 49 U.S.C. 106(g), 40113, 44701.
                                                      Regulatory Findings                                                                                                    done.
                                                                                                                   § 39.13     [Amended]
                                                        We have determined that this                                                                                         (g) Retained Repetitive Inspections
                                                                                                                   ■ 2. The FAA amends § 39.13 by
                                                      proposed AD would not have federalism                                                                                     This paragraph restates the requirements of
                                                                                                                   removing Airworthiness Directive (AD)                     paragraph (f) of AD 2008–26–07, Amendment
                                                      implications under Executive Order
asabaliauskas on DSK5VPTVN1PROD with PROPOSALS




                                                                                                                   2008–26–07, Amendment 39–15773 (73                        39–15773 (73 FR 78946, December 24, 2008).
                                                      13132. This proposed AD would not
                                                                                                                   FR 78946, December 24, 2008), and                         At the times specified in paragraph 1.E.,
                                                      have a substantial direct effect on the
                                                                                                                   adding the following new AD:                              ‘‘Compliance,’’ of Boeing Alert Service
                                                      States, on the relationship between the
                                                                                                                   The Boeing Company: Docket No. FAA–                       Bulletin DC8–57A102, dated February 12,
                                                      national Government and the States, or                                                                                 2008, except as provided by paragraph (h) of
                                                                                                                       2015–2455; Directorate Identifier 2014–
                                                      on the distribution of power and                                 NM–180–AD.                                            this AD, do the applicable inspections for
                                                      responsibilities among the various                                                                                     fatigue cracking of the lower skin and
                                                      levels of government.                                        (a) Comments Due Date                                     stringers at stations Xw=408 and Xw=¥408,
                                                        For the reasons discussed above, I                           The FAA must receive comments on this                   and do all applicable corrective actions, by
                                                      certify that the proposed regulation:                        AD action by August 17, 2015.                             accomplishing all applicable actions



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                                                                                Federal Register / Vol. 80, No. 127 / Thursday, July 2, 2015 / Proposed Rules                                                38041

                                                      specified in the Accomplishment                          external ETLF inspection at the applicable            Boulevard, Lakewood, CA 90712–4137;
                                                      Instructions of Boeing Alert Service Bulletin            intervals specified in 1.E., ‘‘Compliance,’’ of       telephone: 562–627–5239; fax: 562–627–
                                                      DC8–57A102, dated February 12, 2008. Do all              Boeing Service Bulletin DC8–57–104, dated             5210; email: Chandraduth.Ramdos@faa.gov.
                                                      corrective actions before further flight.                August 18, 2014. If any cracking is found                (2) For service information identified in
                                                      Thereafter, repeat the inspections at the                during any ETLF inspection required by this           this AD, Boeing Commercial Airplanes,
                                                      applicable intervals specified in paragraph              paragraph, before further flight, repair the          Attention: Data & Services Management, 3855
                                                      1.E., ‘‘Compliance,’’ of Boeing Alert Service            crack using a method approved in                      Lakewood Boulevard, MC D800–0019, Long
                                                      Bulletin DC8–57A102, dated February 12,                  accordance with the procedures specified in           Beach, CA 90846–0001; telephone 206–544–
                                                      2008, until paragraph (j) of this AD is done.            paragraph (m) of this AD.                             5000, extension 2; fax 206–766–5683;
                                                                                                               (l) Exception to the Compliance Time                  Internet https://www.myboeingfleet.com. You
                                                      (h) Retained Exception for Compliance Time
                                                                                                                                                                     may view this referenced service information
                                                        This paragraph restates the exception                     Where Boeing Service Bulletin DC8–57–              at the FAA, Transport Airplane Directorate,
                                                      specified in paragraph (g) of AD 2008–26–07,             104, dated August 18, 2014, specifies a               1601 Lind Avenue SW., Renton, WA. For
                                                      Amendment 39–15773 (73 FR 78946,                         compliance time ‘‘after the original issue date       information on the availability of this
                                                      December 24, 2008). Where Boeing Alert                   of this service bulletin,’’ this AD requires          material at the FAA, call 425–227–1221.
                                                      Service Bulletin DC8–57A102, dated                       compliance within the specified compliance
                                                      February 12, 2008, specifies a compliance                time after the effective date of this AD.               Issued in Renton, Washington, on June 24,
                                                      time ‘‘after the date on this service bulletin,’’                                                              2015.
                                                                                                               (m) Alternative Methods of Compliance
                                                      this AD requires compliance within the                                                                         Dionne Palermo,
                                                                                                               (AMOCs)
                                                      specified compliance time after January 28,                                                                    Acting Manager, Transport Airplane
                                                      2009 (the effective date of AD 2008–26–07).                 (1) The Manager, Los Angeles Aircraft              Directorate, Aircraft Certification Service.
                                                                                                               Certification Office (ACO), FAA, has the
                                                      (i) Retained Exception for Corrective Action             authority to approve AMOCs for this AD, if            [FR Doc. 2015–16154 Filed 7–1–15; 8:45 am]
                                                         This paragraph restates the exception                 requested using the procedures found in 14            BILLING CODE 4910–13–P
                                                      specified in paragraph (h) of AD 2008–26–07,             CFR 39.19. In accordance with 14 CFR 39.19,
                                                      Amendment 39–15773 (73 FR 78946,                         send your request to your principal inspector
                                                      December 24, 2008): If any cracking is found             or local Flight Standards District Office, as         CONSUMER PRODUCT SAFETY
                                                      during any inspection required by paragraph              appropriate. If sending information directly
                                                                                                               to the manager of the ACO, send it to the
                                                                                                                                                                     COMMISSION
                                                      (g) of this AD, and Boeing Alert Service
                                                      Bulletin DC8–57A102, dated February 12,                  attention of the person identified in
                                                                                                               paragraph (n)(1) of this AD. Information may
                                                                                                                                                                     16 CFR Parts 1112 and 1233
                                                      2008, specifies to contact Boeing for
                                                      appropriate action: Before further flight,               be emailed to 9-ANM-LAACO-AMOC-                       [Docket No. CPSC–2015–0016]
                                                      repair the cracking using a method approved              REQUESTS@faa.gov.
                                                      in accordance with the procedures specified                 (2) Before using any approved AMOC,                Safety Standard for Portable Hook-On
                                                      in paragraph (m) of this AD.                             notify your appropriate principal inspector,          Chairs
                                                                                                               or lacking a principal inspector, the manager
                                                      (j) New Inspections and Corrective Action                of the local flight standards district office/        AGENCY: Consumer Product Safety
                                                         (1) For Groups 1–3, Configuration 1                   certificate holding district office.                  Commission.
                                                      Airplanes: At the applicable time specified in              (3) An AMOC that provides an acceptable
                                                                                                                                                                     ACTION: Notice of proposed rulemaking.
                                                      paragraph 1.E., ‘‘Compliance,’’ of Boeing                level of safety may be used for any repair
                                                      Service Bulletin DC8–57–104, dated August                required by this AD if it is approved by the
                                                                                                                                                                     SUMMARY:   The Danny Keysar Child
                                                      18, 2014, except as required in paragraph (l)            Boeing Commercial Airplanes Organization
                                                      of this AD, do an inspection for any cracking,           Designation Authorization (ODA) that has              Product Safety Notification Act, section
                                                      and do all applicable corrective actions using           been authorized by the Manager, Los Angeles           104 of the Consumer Product Safety
                                                      a method approved in accordance with the                 ACO, to make those findings. For a repair             Improvement Act of 2008 (‘‘CPSIA’’),
                                                      procedures specified in paragraph (m) of this            method to be approved, the repair must meet           requires the United States Consumer
                                                      AD.                                                      the certification basis of the airplane, and the      Product Safety Commission
                                                         (2) For Groups 1–3, Configuration 2                   approval must specifically refer to this AD.          (‘‘Commission’’ or ‘‘CPSC’’) to
                                                      Airplanes: At the applicable time specified in              (4) AMOCs approved for AD 2008–26–07,              promulgate consumer product safety
                                                      paragraph 1.E., ‘‘Compliance,’’ of Boeing                Amendment 39–15773 (73 FR 78946,
                                                                                                                                                                     standards for durable infant or toddler
                                                      Service Bulletin DC8–57–104, dated August                December 24, 2008), are approved as AMOCs
                                                      18, 2014, except as required in paragraph (l)            for the corresponding provisions of this AD.          products. These standards are to be
                                                      of this AD, do an eddy current high                         (5) Except as required by paragraphs (j) and       ‘‘substantially the same as’’ applicable
                                                      frequency (ETHF) inspection for any cracking             (k) of this AD: For service information that          voluntary standards or more stringent
                                                      of the fastener open holes common to the                 contains steps that are labeled as Required           than the voluntary standard if the
                                                      lower skins, stringers, and splice fittings at           for Compliance (RC), the provisions of                Commission concludes that more
                                                      station Xw=408 and Xw=¥408 from stringer                 paragraphs (m)(5)(i) and (m)(5)(ii) apply.            stringent requirements would further
                                                      51 to stringer 65, in accordance with the                   (i) The steps labeled as RC, including             reduce the risk of injury associated with
                                                      Accomplishment Instructions of Boeing                    substeps under an RC step and any figures             the product. The Commission is
                                                      Service Bulletin DC8–57–104, dated August                identified in an RC step, must be done to
                                                      18, 2014. If any cracking is found, before               comply with the AD. An AMOC is required               proposing a safety standard for portable
                                                      further flight, repair the crack using a method          for any deviations to RC steps, including             hook-on chairs (‘‘hook-on chairs’’) in
                                                      approved in accordance with the procedures               substeps and identified figures.                      response to the direction under section
                                                      specified in paragraph (m) of this AD.                      (ii) Steps not labeled as RC may be                104(b) of the CPSIA. In addition, the
                                                      (k) New Doubler and Fastener Installation
                                                                                                               deviated from using accepted methods in               Commission is proposing an
                                                                                                               accordance with the operator’s maintenance            amendment to include an additional
                                                      and Eddy Current Low Frequency (ETLF)                    or inspection program without obtaining
asabaliauskas on DSK5VPTVN1PROD with PROPOSALS




                                                      Inspection of the External Doubler and                                                                         CFR part in the list of notice of
                                                                                                               approval of an AMOC, provided the RC steps,           requirements (‘‘NORs’’) issued by the
                                                      Corrective Action                                        including substeps and identified figures, can
                                                         If no crack is found during the inspection            still be done as specified, and the airplane          Commission.
                                                      required by paragraph (j)(2) of this AD: At the          can be put back in an airworthy condition.            DATES:  Submit comments by September
                                                      applicable times specified in paragraph 1.E.,                                                                  15, 2015.
                                                      ‘‘Compliance,’’ of Boeing Service Bulletin               (n) Related Information
                                                      DC8–57–104, dated August 18, 2014, install                 (1) For more information about this AD,             ADDRESSES: Comments related to the
                                                      external doublers and fasteners, and do an               contact Chandra Ramdoss, Aerospace                    Paperwork Reduction Act aspects of the
                                                      external doubler ETLF inspection around the              Engineer, Airframe Branch, ANM–120L,                  marking, labeling, and instructional
                                                      fasteners for any cracking. Repeat the                   FAA, Los Angeles ACO, 3960 Paramount                  literature requirements of the proposed


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Document Created: 2015-12-15 13:15:17
Document Modified: 2015-12-15 13:15:17
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionProposed Rules
ActionNotice of proposed rulemaking (NPRM).
DatesWe must receive comments on this proposed AD by August 17, 2015.
ContactChandra Ramdoss, Aerospace Engineer, Airframe Branch, ANM-120L, FAA, Los Angeles Aircraft Certification Office (ACO), 3960 Paramount Boulevard, Lakewood, CA 90712-4137; telephone: 562-627-5239; fax: 562-627-5210; email: [email protected]
FR Citation80 FR 38038 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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