81_FR_74559 81 FR 74352 - Airworthiness Directives; The Boeing Company Airplanes

81 FR 74352 - Airworthiness Directives; The Boeing Company Airplanes

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration

Federal Register Volume 81, Issue 207 (October 26, 2016)

Page Range74352-74354
FR Document2016-25663

We propose to adopt a new airworthiness directive (AD) for all The Boeing Company Model DC-6, DC-6A, C-118A, R6D-1, DC-6B, and R6D-1Z airplanes. This proposed AD was prompted by a report of a fuel leak in a Model C-118A airplane that resulted from a crack in the wing lower skin. This proposed AD would require repetitive radiographic, electromagnetic testing high frequency (ETHF), and electromagnetic testing low frequency (ETLF) inspections for cracking of the wing lower skin, and repairs if necessary. We are proposing this AD to detect and correct fatigue cracking in the wing lower skin, which could adversely affect the structural integrity of the wing.

Federal Register, Volume 81 Issue 207 (Wednesday, October 26, 2016)
[Federal Register Volume 81, Number 207 (Wednesday, October 26, 2016)]
[Proposed Rules]
[Pages 74352-74354]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2016-25663]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2016-9300; Directorate Identifier 2016-NM-124-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 adopt a new airworthiness directive (AD) for all 
The Boeing Company Model DC-6, DC-6A, C-118A, R6D-1, DC-6B, and R6D-1Z 
airplanes. This proposed AD was prompted by a report of a fuel leak in 
a Model C-118A airplane that resulted from a crack in the wing lower 
skin. This proposed AD would require repetitive radiographic, 
electromagnetic testing high frequency (ETHF), and electromagnetic 
testing low frequency (ETLF) inspections for cracking of the wing lower 
skin, and repairs if necessary. We are proposing this AD to detect and 
correct fatigue cracking in the wing lower skin, which could adversely 
affect the structural integrity of the wing.

DATES: We must receive comments on this proposed AD by December 12, 
2016.

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 NPRM, contact Boeing 
Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 
2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-5600; 
telephone 562-797-1717; 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-2016-9300.

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-2016-
9300; 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: Haytham Alaidy, Aerospace Engineer, 
Airframe Branch, ANM-120L, FAA, Los Angeles Aircraft Certification 
Office (ACO), 3960 Paramount Boulevard, Lakewood, CA 90712-4137; phone: 
562-627-5224; 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 proposal. Send your comments to an address listed 
under the ADDRESSES section. Include ``Docket No. FAA-2016-9300; 
Directorate Identifier 2016-NM-124-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

    We have received a report of a fuel leak in a Model C-118A 
airplane. The fuel leak, discovered during a post-flight inspection, 
resulted from a crack in the wing lower skin just inboard of the number 
2 nacelle attach angle at wing station 175.
    Related AD 80-12-02 R1, Amendment 39-5499, applies to Model DC-6, 
DC-6A, DC-6B, R6D, and C-118 series airplanes. AD 80-12-02 R1 requires 
repetitive inspections for cracking of the left and right wing lower 
skin at certain locations. Although wing station 175 is covered by the 
inspection mandated in AD 80-12-02 R1, the crack was missed during an 
AD-required inspection.
    Boeing Alert Service Bulletin DC6-57A001, dated April 28, 2016 
(``ASB DC6-57A001, Revision 0'') is an alternative method of compliance 
(AMOC) to the inspections required by paragraph (c)(1) of AD 80-12-02 
R1. This AMOC only applies to the areas inspected in accordance with 
ASB DC6-57A001, Revision 0. The service information referenced in this 
NPRM contains revised inspection procedures for crack detection in the 
area around wing station 175. Such cracking in the

[[Page 74353]]

wing lower skin could adversely affect the structural integrity of the 
wing.

Related Service Information Under 1 CFR Part 51

    We reviewed ASB DC6-57A001, Revision 0. The service information 
describes procedures for radiographic, ETHF, and ETLF inspections for 
cracking of the wing lower skin at station 175, and repairs. 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.

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 these same type 
designs.

Proposed AD Requirements

    This proposed AD would require accomplishing the actions specified 
in the service information described previously, except as discussed 
under ``Differences Between this Proposed AD and the Service 
Information.'' For information on the procedures and compliance times, 
see this service information at http://www.regulations.gov by searching 
for and locating Docket No. FAA-2016-9300.

Differences Between This Proposed AD and the Service Information

    ASB DC6-57A001, Revision 0, specifies to contact the manufacturer 
for certain instructions, but this proposed AD would require 
accomplishment of repair methods, modification deviations, and 
alteration deviations in one of the following ways:
     In accordance with a method that we approve; or
     Using data that meet the certification basis of the 
airplane, and that have been approved by the Boeing Commercial 
Airplanes Organization Designation Authorization (ODA) whom we have 
authorized to make those findings.

Costs of Compliance

    We estimate that this proposed AD affects 36 airplanes of U.S. 
registry. We estimate the following costs to comply with this proposed 
AD:

                                                 Estimated Costs
----------------------------------------------------------------------------------------------------------------
                                                                                                 Cost on U.S.
             Action                    Labor cost         Parts cost      Cost per product        operators
----------------------------------------------------------------------------------------------------------------
Inspections.....................  17 work-hours x $85              $0   $1,445 per           $52,020 per
                                   per hour = $1,445                     inspection cycle.    inspection cycle.
                                   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 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 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 this 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 adding the following new airworthiness 
directive (AD):

The Boeing Company: Docket No. FAA-2016-9300; Directorate Identifier 
2016-NM-124-AD.

(a) Comments Due Date

    We must receive comments by December 12, 2016.

(b) Affected ADs

    None.

(c) Applicability

    This AD applies to all The Boeing Company Model DC-6, DC-6A, DC-
6B, C-118A, R6D-1, and R6D-1Z airplanes, certificated in any 
category.

(d) Subject

    Air Transport Association (ATA) of America Code 57, Wings.

(e) Unsafe Condition

    This AD was prompted by a report of a fuel leak in a Model C-
118A airplane that resulted from a crack in the wing lower skin just 
inboard of the number 2 nacelle attach angle at wing station 175. We 
are issuing this AD to detect and correct fatigue cracking in the 
wing lower skin, which could adversely affect the structural 
integrity of the wing.

(f) Compliance

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

[[Page 74354]]

(g) Repetitive Inspections

    Except as specified in paragraph (i) of this AD: At the 
applicable time specified in paragraph 1.E., ``Compliance,'' of 
Boeing Alert Service Bulletin DC6-57A001, dated April 28, 2016 
(``ASB DC6-57A001, Revision 0''), do radiographic, electromagnetic 
testing high frequency (ETHF), and electromagnetic testing low 
frequency (ETLF) inspections for cracking of the wing lower skin at 
station 175, in accordance with the Accomplishment Instructions of 
ASB DC6-57A001, Revision 0. Repeat the radiographic, ETHF, and ETLF 
inspections of any unrepaired areas thereafter at the applicable 
intervals specified in paragraph 1.E., ``Compliance,'' of ASB DC6-
57A001, Revision 0.

(h) Repairs

    If any cracking is found during any inspection required by this 
AD: Before further flight, repair the cracking using a method 
approved in accordance with the procedures specified in paragraph 
(j) of this AD.

(i) Service information Exception

    Where paragraph 1.E., ``Compliance,'' of ASB DC6-57A001, 
Revision 0, 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.

(j) 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 (k)(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, modification, or alteration 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. To be approved, 
the repair method, modification deviation, or alteration deviation 
must meet the certification basis of the airplane, and the approval 
must specifically refer to this AD.
    (4) For service information that contains steps that are labeled 
as Required for Compliance (RC), the provisions of paragraphs 
(j)(4)(i) and (j)(4)(ii) of this AD 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. If a step or substep is labeled ``RC Exempt,'' then the 
RC requirement is removed from that step or substep. 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.

(k) Related Information

    (1) For more information about this AD, contact Haytham Alaidy, 
Aerospace Engineer, Airframe Branch, ANM-120L, FAA, Los Angeles ACO, 
3960 Paramount Boulevard, Lakewood, CA 90712-4137; phone: 562-627-
5224; fax: 562-627-5210; email: [email protected].
    (2) For service information identified in this AD, contact 
Boeing Commercial Airplanes, Attention: Contractual & Data Services 
(C&DS), 2600 Westminster Blvd., MC 110-SK57, Seal Beach, CA 90740-
5600; telephone 562-797-1717; 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 October 13, 2016.
Michael Kaszycki,
Acting Manager, Transport Airplane Directorate, Aircraft Certification 
Service.
[FR Doc. 2016-25663 Filed 10-25-16; 8:45 am]
 BILLING CODE 4910-13-P



                                               74352               Federal Register / Vol. 81, No. 207 / Wednesday, October 26, 2016 / Proposed Rules

                                                  c. in the event of emergency not                     prompted by a report of a fuel leak in                available in the AD docket shortly after
                                               limited to smoke and fire detected in the               a Model C–118A airplane that resulted                 receipt.
                                               cargo compartment.                                      from a crack in the wing lower skin.                  FOR FURTHER INFORMATION CONTACT:
                                                  5. A placard stating, ‘‘Do Not Enter                 This proposed AD would require                        Haytham Alaidy, Aerospace Engineer,
                                               During Taxi, Takeoff, Landing, or                       repetitive radiographic, electromagnetic              Airframe Branch, ANM–120L, FAA, Los
                                               Emergency’’ (or similar wording) must                   testing high frequency (ETHF), and                    Angeles Aircraft Certification Office
                                               be located outside of, and on or near the               electromagnetic testing low frequency                 (ACO), 3960 Paramount Boulevard,
                                               access hatch of, the aft lower-deck Class               (ETLF) inspections for cracking of the                Lakewood, CA 90712–4137; phone:
                                               C cargo compartment.                                    wing lower skin, and repairs if                       562–627–5224; fax: 562–627–5210;
                                                  6. The airplane must be operated as                  necessary. We are proposing this AD to                email: haytham.alaidy@faa.gov.
                                               private, not for hire, not for common                   detect and correct fatigue cracking in                SUPPLEMENTARY INFORMATION:
                                               carriage. This provision does not                       the wing lower skin, which could
                                               preclude the operator from receiving                    adversely affect the structural integrity             Comments Invited
                                               remuneration to the extent consistent                   of the wing.                                            We invite you to send any written
                                               with 14 CFR parts 125 and 91, subpart                   DATES: We must receive comments on                    relevant data, views, or arguments about
                                               F, as applicable.                                       this proposed AD by December 12,                      this proposal. Send your comments to
                                                  7. Use of the access hatch, and access               2016.                                                 an address listed under the ADDRESSES
                                               to the aft Class C cargo compartment, is                                                                      section. Include ‘‘Docket No. FAA–
                                               limited to the crew only. A placard                     ADDRESSES:   You may send comments,
                                                                                                       using the procedures found in 14 CFR                  2016–9300; Directorate Identifier 2016–
                                               stating, ‘‘Crew Only Access’’ must be                                                                         NM–124–AD’’ at the beginning of your
                                               located outside of, and on or near the                  11.43 and 11.45, by any of the following
                                                                                                       methods:                                              comments. We specifically invite
                                               access hatch of, the aft lower-deck Class
                                               C cargo compartment.                                      • Federal eRulemaking Portal: Go to                 comments on the overall regulatory,
                                                                                                       http://www.regulations.gov. Follow the                economic, environmental, and energy
                                                  8. The Airplane Flight Manual must                                                                         aspects of this proposed AD. We will
                                               instruct the crew to close the access                   instructions for submitting comments.
                                               hatch when crew are not accessing the                     • Fax: 202–493–2251.                                consider all comments received by the
                                                                                                         • Mail: U.S. Department of                          closing date and may amend this
                                               aft lower-deck Class C cargo                                                                                  proposed AD because of those
                                                                                                       Transportation, Docket Operations, M–
                                               compartment.                                                                                                  comments.
                                                  9. Special conditions 4, 6, and 7 must               30, West Building Ground Floor, Room
                                                                                                       W12–140, 1200 New Jersey Avenue SE.,                    We will post all comments we
                                               be documented in the Limitations
                                                                                                       Washington, DC 20590.                                 receive, without change, to http://
                                               section of the Airplane Flight Manual.
                                                                                                         • Hand Delivery: Deliver to Mail                    www.regulations.gov, including any
                                                 Note: The airplane owner or operator must             address above between 9 a.m. and 5                    personal information you provide. We
                                               contact the Transport Security                          p.m., Monday through Friday, except                   will also post a report summarizing each
                                               Administration (TSA) prior to operating                                                                       substantive verbal contact we receive
                                                                                                       Federal holidays.
                                               within United States airspace to ensure that
                                                                                                         For service information identified in               about this proposed AD.
                                               this design, and related operational
                                               procedures, comply with TSA requirements.               this NPRM, contact Boeing Commercial
                                                                                                                                                             Discussion
                                                                                                       Airplanes, Attention: Contractual & Data
                                                 Issued in Renton, Washington, on October              Services (C&DS), 2600 Westminster                        We have received a report of a fuel
                                               14, 2016.                                               Blvd., MC 110–SK57, Seal Beach, CA                    leak in a Model C–118A airplane. The
                                               Michael Kaszycki,                                       90740–5600; telephone 562–797–1717;                   fuel leak, discovered during a post-flight
                                               Assistant Manager, Transport Airplane                   Internet https://                                     inspection, resulted from a crack in the
                                               Directorate, Aircraft Certification Service.            www.myboeingfleet.com. You may view                   wing lower skin just inboard of the
                                               [FR Doc. 2016–25810 Filed 10–25–16; 8:45 am]            this referenced service information at                number 2 nacelle attach angle at wing
                                               BILLING CODE 4910–13–P                                  the FAA, Transport Airplane                           station 175.
                                                                                                       Directorate, 1601 Lind Avenue SW.,                       Related AD 80–12–02 R1,
                                                                                                       Renton, WA. For information on the                    Amendment 39–5499, applies to Model
                                               DEPARTMENT OF TRANSPORTATION                            availability of this material at the FAA,             DC–6, DC–6A, DC–6B, R6D, and C–118
                                                                                                       call 425–227–1221. It is also available               series airplanes. AD 80–12–02 R1
                                               Federal Aviation Administration                         on the internet at http://                            requires repetitive inspections for
                                                                                                       www.regulations.gov by searching for                  cracking of the left and right wing lower
                                               14 CFR Part 39                                          and locating Docket No. FAA–2016–                     skin at certain locations. Although wing
                                               [Docket No. FAA–2016–9300; Directorate                  9300.                                                 station 175 is covered by the inspection
                                               Identifier 2016–NM–124–AD]                                                                                    mandated in AD 80–12–02 R1, the crack
                                                                                                       Examining the AD Docket                               was missed during an AD-required
                                               RIN 2120–AA64                                              You may examine the AD docket on                   inspection.
                                                                                                       the Internet at http://                                  Boeing Alert Service Bulletin DC6–
                                               Airworthiness Directives; The Boeing                    www.regulations.gov by searching for                  57A001, dated April 28, 2016 (‘‘ASB
                                               Company Airplanes                                       and locating Docket No. FAA–2016–                     DC6–57A001, Revision 0’’) is an
                                               AGENCY: Federal Aviation                                9300; or in person at the Docket                      alternative method of compliance
                                               Administration (FAA), DOT.                              Management Facility between 9 a.m.                    (AMOC) to the inspections required by
                                                                                                       and 5 p.m., Monday through Friday,                    paragraph (c)(1) of AD 80–12–02 R1.
Lhorne on DSK30JT082PROD with PROPOSALS




                                               ACTION: Notice of proposed rulemaking
                                               (NPRM).                                                 except Federal holidays. The AD docket                This AMOC only applies to the areas
                                                                                                       contains this proposed AD, the                        inspected in accordance with ASB DC6–
                                               SUMMARY:   We propose to adopt a new                    regulatory evaluation, any comments                   57A001, Revision 0. The service
                                               airworthiness directive (AD) for all The                received, and other information. The                  information referenced in this NPRM
                                               Boeing Company Model DC–6, DC–6A,                       street address for the Docket Office                  contains revised inspection procedures
                                               C–118A, R6D–1, DC–6B, and R6D–1Z                        (phone: 800–647–5527) is in the                       for crack detection in the area around
                                               airplanes. This proposed AD was                         ADDRESSES section. Comments will be                   wing station 175. Such cracking in the


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                                                                       Federal Register / Vol. 81, No. 207 / Wednesday, October 26, 2016 / Proposed Rules                                              74353

                                               wing lower skin could adversely affect                   develop in other products of these same                AD would require accomplishment of
                                               the structural integrity of the wing.                    type designs.                                          repair methods, modification
                                               Related Service Information Under 1                      Proposed AD Requirements                               deviations, and alteration deviations in
                                               CFR Part 51                                                                                                     one of the following ways:
                                                                                                           This proposed AD would require
                                                 We reviewed ASB DC6–57A001,                            accomplishing the actions specified in                    • In accordance with a method that
                                               Revision 0. The service information                      the service information described                      we approve; or
                                               describes procedures for radiographic,                   previously, except as discussed under                     • Using data that meet the
                                               ETHF, and ETLF inspections for                           ‘‘Differences Between this Proposed AD                 certification basis of the airplane, and
                                               cracking of the wing lower skin at                       and the Service Information.’’ For                     that have been approved by the Boeing
                                               station 175, and repairs. This service                   information on the procedures and                      Commercial Airplanes Organization
                                               information is reasonably available                      compliance times, see this service                     Designation Authorization (ODA) whom
                                               because the interested parties have                      information at http://                                 we have authorized to make those
                                               access to it through their normal course                 www.regulations.gov by searching for                   findings.
                                               of business or by the means identified                   and locating Docket No. FAA–2016–
                                               in the ADDRESSES section.                                9300.                                                  Costs of Compliance
                                               FAA’s Determination                                      Differences Between This Proposed AD                      We estimate that this proposed AD
                                                 We are proposing this AD because we                    and the Service Information                            affects 36 airplanes of U.S. registry. We
                                               evaluated all the relevant information                     ASB DC6–57A001, Revision 0,                          estimate the following costs to comply
                                               and determined the unsafe condition                      specifies to contact the manufacturer for              with this proposed AD:
                                               described previously is likely to exist or               certain instructions, but this proposed

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

                                               Inspections .........    17 work-hours × $85 per hour =                    $0         $1,445 per inspection cycle ..........   $52,020 per inspection cycle.
                                                                          $1,445 per inspection cycle.



                                                 We have received no definitive data                    distribution of power and                              § 39.13      [Amended]
                                               that would enable us to provide cost                     responsibilities among the various                     ■ 2. The FAA amends § 39.13 by adding
                                               estimates for the on-condition actions                   levels of government.                                  the following new airworthiness
                                               specified in this proposed AD.                             For the reasons discussed above, I                   directive (AD):
                                               Authority for This Rulemaking                            certify this proposed regulation:
                                                                                                                                                               The Boeing Company: Docket No. FAA–
                                                  Title 49 of the United States Code                      (1) Is not a ‘‘significant regulatory                    2016–9300; Directorate Identifier 2016–
                                               specifies the FAA’s authority to issue                   action’’ under Executive Order 12866,                      NM–124–AD.
                                               rules on aviation safety. Subtitle I,                      (2) Is not a ‘‘significant rule’’ under              (a) Comments Due Date
                                               section 106, describes the authority of                  the DOT Regulatory Policies and
                                                                                                        Procedures (44 FR 11034, February 26,                    We must receive comments by December
                                               the FAA Administrator. Subtitle VII:
                                                                                                        1979),                                                 12, 2016.
                                               Aviation Programs, describes in more
                                               detail the scope of the Agency’s                           (3) Will not affect intrastate aviation              (b) Affected ADs
                                               authority.                                               in Alaska, and                                              None.
                                                  We are issuing this rulemaking under                    (4) Will not have a significant
                                               the authority described in Subtitle VII,                                                                        (c) Applicability
                                                                                                        economic impact, positive or negative,
                                               Part A, Subpart III, Section 44701:                      on a substantial number of small entities                This AD applies to all The Boeing
                                               ‘‘General requirements.’’ Under that                     under the criteria of the Regulatory
                                                                                                                                                               Company Model DC–6, DC–6A, DC–6B, C–
                                               section, Congress charges the FAA with                   Flexibility Act.
                                                                                                                                                               118A, R6D–1, and R6D–1Z airplanes,
                                               promoting safe flight of civil aircraft in                                                                      certificated in any category.
                                               air commerce by prescribing regulations                  List of Subjects in 14 CFR Part 39
                                                                                                                                                               (d) Subject
                                               for practices, methods, and procedures
                                               the Administrator finds necessary for                      Air transportation, Aircraft, Aviation                Air Transport Association (ATA) of
                                               safety in air commerce. This regulation                  safety, Incorporation by reference,                    America Code 57, Wings.
                                               is within the scope of that authority                    Safety.
                                                                                                                                                               (e) Unsafe Condition
                                               because it addresses an unsafe condition                 The Proposed Amendment                                    This AD was prompted by a report of a fuel
                                               that is likely to exist or develop on                                                                           leak in a Model C–118A airplane that
                                               products identified in this rulemaking                     Accordingly, under the authority
                                                                                                                                                               resulted from a crack in the wing lower skin
                                               action.                                                  delegated to me by the Administrator,
                                                                                                                                                               just inboard of the number 2 nacelle attach
                                                                                                        the FAA proposes to amend 14 CFR part
                                               Regulatory Findings                                                                                             angle at wing station 175. We are issuing this
                                                                                                        39 as follows:
Lhorne on DSK30JT082PROD with PROPOSALS




                                                                                                                                                               AD to detect and correct fatigue cracking in
                                                 We determined that this proposed AD                                                                           the wing lower skin, which could adversely
                                               would not have federalism implications                   PART 39—AIRWORTHINESS
                                                                                                        DIRECTIVES                                             affect the structural integrity of the wing.
                                               under Executive Order 13132. This
                                               proposed AD would not have a                                                                                    (f) Compliance
                                               substantial direct effect on the States, on              ■ 1. The authority citation for part 39                  Comply with this AD within the
                                               the relationship between the national                    continues to read as follows:                          compliance times specified, unless already
                                               Government and the States, or on the                         Authority: 49 U.S.C. 106(g), 40113, 44701.         done.



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                                               74354               Federal Register / Vol. 81, No. 207 / Wednesday, October 26, 2016 / Proposed Rules

                                               (g) Repetitive Inspections                              requirement is removed from that step or              accomplishing those modifications,
                                                  Except as specified in paragraph (i) of this         substep. An AMOC is required for any                  including doing related investigative
                                               AD: At the applicable time specified in                 deviations to RC steps, including substeps            and corrective actions if necessary. We
                                               paragraph 1.E., ‘‘Compliance,’’ of Boeing               and identified figures.
                                                                                                                                                             are proposing this AD to prevent
                                               Alert Service Bulletin DC6–57A001, dated                   (ii) Steps not labeled as RC may be
                                                                                                       deviated from using accepted methods in               reduced structural integrity of these
                                               April 28, 2016 (‘‘ASB DC6–57A001, Revision                                                                    airplanes due to the failure of certain
                                               0’’), do radiographic, electromagnetic testing          accordance with the operator’s maintenance
                                               high frequency (ETHF), and electromagnetic              or inspection program without obtaining               structural components.
                                               testing low frequency (ETLF) inspections for            approval of an AMOC, provided the RC steps,           DATES: We must receive comments on
                                               cracking of the wing lower skin at station              including substeps and identified figures, can
                                                                                                                                                             this proposed AD by December 12,
                                               175, in accordance with the Accomplishment              still be done as specified, and the airplane
                                                                                                       can be put back in an airworthy condition.            2016.
                                               Instructions of ASB DC6–57A001, Revision 0.
                                               Repeat the radiographic, ETHF, and ETLF                 (k) Related Information                               ADDRESSES:   You may send comments by
                                               inspections of any unrepaired areas thereafter                                                                any of the following methods:
                                               at the applicable intervals specified in                   (1) For more information about this AD,
                                                                                                       contact Haytham Alaidy, Aerospace                       • Federal eRulemaking Portal: Go to
                                               paragraph 1.E., ‘‘Compliance,’’ of ASB DC6–
                                               57A001, Revision 0.                                     Engineer, Airframe Branch, ANM–120L,                  http://www.regulations.gov. Follow the
                                                                                                       FAA, Los Angeles ACO, 3960 Paramount                  instructions for submitting comments.
                                               (h) Repairs                                             Boulevard, Lakewood, CA 90712–4137;                     • Fax: 202–493–2251.
                                                                                                       phone: 562–627–5224; fax: 562–627–5210;
                                                 If any cracking is found during any
                                                                                                       email: haytham.alaidy@faa.gov.                          • Mail: U.S. Department of
                                               inspection required by this AD: Before                                                                        Transportation, Docket Operations, M–
                                               further flight, repair the cracking using a                (2) For service information identified in
                                               method approved in accordance with the                  this AD, contact Boeing Commercial                    30, West Building Ground Floor, Room
                                               procedures specified in paragraph (j) of this           Airplanes, Attention: Contractual & Data              W12–140, 1200 New Jersey Avenue SE.,
                                               AD.                                                     Services (C&DS), 2600 Westminster Blvd.,              Washington, DC 20590.
                                                                                                       MC 110–SK57, Seal Beach, CA 90740–5600;                 • Hand Delivery: U.S. Department of
                                               (i) Service information Exception                       telephone 562–797–1717; Internet https://
                                                                                                       www.myboeingfleet.com. You may view this
                                                                                                                                                             Transportation, Docket Operations, M–
                                                  Where paragraph 1.E., ‘‘Compliance,’’ of                                                                   30, West Building Ground Floor, Room
                                               ASB DC6–57A001, Revision 0, specifies a                 referenced service information at the FAA,
                                                                                                       Transport Airplane Directorate, 1601 Lind             W12–140, 1200 New Jersey Avenue SE.,
                                               compliance time ‘‘after the original issue date
                                               of this service bulletin,’’ this AD requires            Avenue SW., Renton, WA. For information               Washington, DC, between 9 a.m. and 5
                                               compliance within the specified compliance              on the availability of this material at the           p.m., Monday through Friday, except
                                               time after the effective date of this AD.               FAA, call 425–227–1221.                               Federal holidays.
                                                                                                         Issued in Renton, Washington, on October              For service information identified in
                                               (j) Alternative Methods of Compliance
                                               (AMOCs)
                                                                                                       13, 2016.                                             this NRPM, contact Airbus SAS,
                                                                                                       Michael Kaszycki,                                     Airworthiness Office–EAW, 1 Rond
                                                  (1) The Manager, Los Angeles Aircraft
                                                                                                       Acting Manager, Transport Airplane                    Point Maurice Bellonte, 31707 Blagnac
                                               Certification Office (ACO), FAA, has the
                                               authority to approve AMOCs for this AD, if              Directorate, Aircraft Certification Service.          Cedex, France; telephone: +33 5 61 93
                                               requested using the procedures found in 14              [FR Doc. 2016–25663 Filed 10–25–16; 8:45 am]          36 96; fax: +33 5 61 93 44 51; email:
                                               CFR 39.19. In accordance with 14 CFR 39.19,             BILLING CODE 4910–13–P                                continued.airworthiness-wb.external@
                                               send your request to your principal inspector                                                                 airbus.com; Internet http://
                                               or local Flight Standards District Office, as                                                                 www.airbus.com. You may view this
                                               appropriate. If sending information directly            DEPARTMENT OF TRANSPORTATION                          referenced service information at the
                                               to the manager of the ACO, send it to the                                                                     FAA, Transport Airplane Directorate,
                                               attention of the person identified in                   Federal Aviation Administration                       1601 Lind Avenue SW., Renton, WA.
                                               paragraph (k)(1) of this AD. Information may
                                               be emailed to: 9-ANM-LAACO-AMOC-                        14 CFR Part 39                                        Examining the AD Docket
                                               Requests@faa.gov.
                                                  (2) Before using any approved AMOC,                  [Docket No. FAA–2016–9298; Directorate                   You may examine the AD docket on
                                               notify your appropriate principal inspector,            Identifier 2015–NM–161–AD]                            the Internet at http://
                                               or lacking a principal inspector, the manager                                                                 www.regulations.gov by searching for
                                                                                                       RIN 2120–AA64
                                               of the local flight standards district office/                                                                and locating Docket No. FAA–2016–
                                               certificate holding district office.                                                                          9298; or in person at the Docket
                                                  (3) An AMOC that provides an acceptable              Airworthiness Directives; Airbus
                                                                                                       Airplanes                                             Management Facility between 9 a.m.
                                               level of safety may be used for any repair,                                                                   and 5 p.m., Monday through Friday,
                                               modification, or alteration required by this            AGENCY: Federal Aviation                              except Federal holidays. The AD docket
                                               AD if it is approved by the Boeing
                                                                                                       Administration (FAA), DOT.                            contains this proposed AD, the
                                               Commercial Airplanes Organization
                                               Designation Authorization (ODA) that has                ACTION: Notice of proposed rulemaking                 regulatory evaluation, any comments
                                               been authorized by the Manager, Los Angeles             (NPRM).                                               received, and other information. The
                                               ACO, to make those findings. To be                                                                            street address for the Docket Operations
                                               approved, the repair method, modification               SUMMARY:   We propose to adopt a new                  office (telephone 800–647–5527) is in
                                               deviation, or alteration deviation must meet            airworthiness directive (AD) for all                  the ADDRESSES section. Comments will
                                               the certification basis of the airplane, and the        Airbus Model A300 series airplanes.                   be available in the AD docket shortly
                                               approval must specifically refer to this AD.            This AD was prompted by an evaluation                 after receipt.
                                                  (4) For service information that contains            by the design approval holder (DAH)
                                               steps that are labeled as Required for                  that indicates a section of the wing and              FOR FURTHER INFORMATION CONTACT: Dan
Lhorne on DSK30JT082PROD with PROPOSALS




                                               Compliance (RC), the provisions of                      aft fuselage is subject to widespread                 Rodina, Aerospace Engineer,
                                               paragraphs (j)(4)(i) and (j)(4)(ii) of this AD                                                                International Branch, ANM–116,
                                                                                                       fatigue damage (WFD). This proposed
                                               apply.                                                                                                        Transport Airplane Directorate, FAA,
                                                  (i) The steps labeled as RC, including               AD would require an inspection to
                                                                                                       determine if certain modifications have               1601 Lind Avenue SW., Renton, WA
                                               substeps under an RC step and any figures                                                                     98057–3356; telephone 425–227–2125;
                                               identified in an RC step, must be done to               been done. For airplanes on which the
                                               comply with the AD. If a step or substep is             specified modifications have not been                 fax 425–227–1149.
                                               labeled ‘‘RC Exempt,’’ then the RC                      done, this proposed AD would require                  SUPPLEMENTARY INFORMATION:



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Document Created: 2016-10-26 02:17:30
Document Modified: 2016-10-26 02:17:30
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 December 12, 2016.
ContactHaytham Alaidy, Aerospace Engineer, Airframe Branch, ANM-120L, FAA, Los Angeles Aircraft Certification Office (ACO), 3960 Paramount Boulevard, Lakewood, CA 90712-4137; phone: 562-627-5224; fax: 562-627-5210; email: [email protected]
FR Citation81 FR 74352 
RIN Number2120-AA64
CFR AssociatedAir Transportation; Aircraft; Aviation Safety; Incorporation by Reference and Safety

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