Rule2024-24385

Airworthiness Directives; Airbus SAS Airplanes

Primary source

Metadata and text below are from the Federal Register, a public-domain U.S. government work. Always verify the official published version before relying on it for any legal matter.

Published
October 22, 2024
Effective
November 26, 2024

Issuing agencies

Transportation DepartmentFederal Aviation Administration

Abstract

The FAA is superseding Airworthiness Directive (AD) 2023-04-06 and AD 2024-04-07, which applied to certain Airbus SAS Model A318, A319, A320 and A321 series airplanes. AD 2023-04-06 and AD 2024-04-07 required revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations. This AD was prompted by a determination that new or more restrictive airworthiness limitations are necessary. This AD continues to require certain actions in AD 2023-04-06 and AD 2024-04-07 and requires revising the existing maintenance or inspection program, as applicable, to incorporate new or more restrictive airworthiness limitations; as specified in the European Union Aviation Safety Agency (EASA) AD, which is incorporated by reference. The FAA is issuing this AD to address the unsafe condition on these products.

Full Text

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<title>Federal Register, Volume 89 Issue 204 (Tuesday, October 22, 2024)</title>
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<body><pre>
[Federal Register Volume 89, Number 204 (Tuesday, October 22, 2024)]
[Rules and Regulations]
[Pages 84274-84277]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2024-24385]


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DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2024-1685; Project Identifier MCAI-2024-00076-T; 
Amendment 39-22855; AD 2024-19-13]
RIN 2120-AA64


Airworthiness Directives; Airbus SAS Airplanes

AGENCY: Federal Aviation Administration (FAA), DOT.

ACTION: Final rule.

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SUMMARY: The FAA is superseding Airworthiness Directive (AD) 2023-04-06 
and AD 2024-04-07, which applied to certain Airbus SAS Model A318, 
A319, A320 and A321 series airplanes. AD 2023-04-06 and AD 2024-04-07 
required revising the existing maintenance or inspection program, as 
applicable, to incorporate new or more restrictive airworthiness 
limitations. This AD was prompted by a determination that new or more 
restrictive airworthiness limitations are necessary. This AD continues 
to require certain actions in AD 2023-04-06 and AD 2024-04-07 and 
requires revising the existing maintenance or inspection program, as 
applicable, to incorporate new or more restrictive airworthiness 
limitations; as specified in the European Union Aviation Safety Agency 
(EASA) AD, which is incorporated by reference. The FAA is issuing this 
AD to address the unsafe condition on these products.

DATES: This AD is effective November 26, 2024.
    The Director of the Federal Register approved the incorporation by 
reference of a certain publication listed in this AD as of November 26, 
2024.
    The Director of the Federal Register approved the incorporation by 
reference of a certain other publication listed in this AD as of April 
22, 2024 (89 FR 19234, March 18, 2024).
    The Director of the Federal Register approved the incorporation by 
reference of a certain other publication listed in this AD as of April 
10, 2023 (88 FR 13665, March 6, 2023).

ADDRESSES: 
    AD Docket: You may examine the AD docket at <a href="http://regulations.gov">regulations.gov</a> under 
Docket No. FAA-2024-1685; or in person at Docket Operations between 9 
a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD 
docket contains this final rule, the mandatory continuing airworthiness 
information (MCAI), any comments received, and other information. The 
address for Docket Operations is U.S. Department of Transportation, 
Docket Operations, M-30, West Building Ground Floor, Room W12-140, 1200 
New Jersey Avenue SE, Washington, DC 20590.
    Material Incorporated by Reference:
    <bullet> For EASA material identified in this AD, contact EASA, 
Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; telephone +49 221 8999 
000; email <a href="/cdn-cgi/l/email-protection#0243467142676371632c6777706d72632c6777"><span class="__cf_email__" data-cfemail="09484d7a496c687a68276c7c7b667968276c7c">[email&#160;protected]</span></a>; website easa.europa.eu. You may find 
this material on the EASA website at ad.easa.europa.eu.
    <bullet> You may view this material at the FAA, Airworthiness 
Products Section, Operational Safety Branch, 2200 South 216th St., Des 
Moines, WA. For information on the availability of this material at the 
FAA, call 206-231-3195. It is also available at <a href="http://regulations.gov">regulations.gov</a> under 
Docket No. FAA-2024-1685.

FOR FURTHER INFORMATION CONTACT: Timothy Dowling, Aviation Safety 
Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; 
telephone 206-231-3367; email <a href="/cdn-cgi/l/email-protection#2d59444042594554035d0349425a4144434a6d4b4c4c034a425b"><span class="__cf_email__" data-cfemail="95e1fcf8fae1fdecbbe5bbf1fae2f9fcfbf2d5f3f4f4bbf2fae3">[email&#160;protected]</span></a>.

SUPPLEMENTARY INFORMATION:

Background

    The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 
CFR part 39 to supersede AD 2023-04-06, Amendment 39-22353 (88 FR 
13665, March 6, 2023) (AD 2023-04-06), and AD 2024-04-07, Amendment 39-
22686 (89 FR 19234, March 18, 2024). AD 2023-04-06 and AD 2024-04-07 
applied to Airbus SAS Model A318-111, -112, -121, and -122 airplanes; 
Model A319-111, -112, -113, -114, -115, -131, -132, -133, -151N, -153N, 
and -171N airplanes; Model A320-211, -212, -214, -216, -231, -232, -
233, -251N, -252N, -253N, -271N, -272N, and -273N airplanes; and Model 
A321-111, -112, -131, -211, -212, -213, -231, -232, -251N, -252N, -
253N, -271N, -272N, -251NX, -252NX, -253NX, -271NX, and -272NX 
airplanes. AD 2023-04-06 and AD 2024-04-07 required revising the 
existing maintenance or inspection program, as applicable, to 
incorporate additional new or more restrictive airworthiness 
limitations. The FAA issued AD 2023-04-06 and AD 2024-04-07 to address 
a safety-significant latent failure.
    The NPRM published in the Federal Register on June 18, 2024 (89 FR 
51471). The NPRM was prompted by AD 2024-0030, dated January 31, 2024, 
issued by EASA, which is the Technical Agent for the Member States of 
the European Union (EASA AD 2024-0030) (also referred to as the MCAI). 
The MCAI states that new or more restrictive airworthiness limitations 
have been developed.
    In the NPRM, the FAA proposed to require revising the existing 
maintenance or inspection program, as applicable, to incorporate 
additional new or more restrictive airworthiness limitations, as 
specified in EASA AD 2024-0030. The FAA is issuing this AD to address a 
safety significant latent failure (that is not annunciated), which, in 
combination with one or more other specific failures or events, could 
result in a hazardous or catastrophic failure condition.
    You may examine the MCAI in the AD docket at <a href="http://regulations.gov">regulations.gov</a> under 
Docket No. FAA-2024-1685.

Discussion of Final Airworthiness Directive

Comments

    The FAA received comments from the Air Line Pilots Association, 
International (ALPA) who supported the NPRM without change.

Additional Changes Made To This AD

    The proposed AD did not retain the terminating action specified in 
paragraph (j) of AD 2024-04-07. The FAA has added that terminating 
action to paragraph (j) of this AD and redesignated subsequent 
paragraphs of this AD accordingly.

[[Page 84275]]

Conclusion

    This product has been approved by the aviation authority of another 
country and is approved for operation in the United States. Pursuant to 
the FAA's bilateral agreement with this State of Design Authority, it 
has notified the FAA of the unsafe condition described in the MCAI 
referenced above. The FAA reviewed the relevant data, considered the 
comment received, and determined that air safety requires adopting this 
AD as proposed. Accordingly, the FAA is issuing this AD to address the 
unsafe condition on this product. Except for minor editorial changes, 
and any other changes described previously, this AD is adopted as 
proposed in the NPRM. None of the changes will increase the economic 
burden on any operator.

Material Incorporated by Reference Under 1 CFR Part 51

    EASA AD 2024-0030 specifies procedures for new or more restrictive 
airworthiness limitations for airplane structures and safe life limits.
    This AD also requires EASA AD 2023-0138, dated July 13, 2023, which 
the Director of the Federal Register approved for incorporation by 
reference as of April 22, 2024 (89 FR 19234, March 18, 2024).
    This AD also requires EASA AD 2022-0091, dated May 20, 2022, which 
the Director of the Federal Register approved for incorporation by 
reference as of April 10, 2023 (88 FR 13665, March 6, 2023).
    This material 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.

Costs of Compliance

    The FAA estimates that this AD affects 1,898 airplanes of U.S. 
registry. The FAA estimates the following costs to comply with this AD:
    The FAA estimates the total cost per operator for the retained 
actions from AD 2023-04-06 and AD 2024-04-07 to be $7,650 (90 work 
hours x $85 per work hour) per AD.
    The FAA has determined that revising the existing maintenance or 
inspection program takes an average of 90 work hours per operator, 
although the agency recognizes that this number may vary from operator 
to operator. Since operators incorporate maintenance or inspection 
program changes for their affected fleet(s), the FAA has determined 
that a per-operator estimate is more accurate than a per-airplane 
estimate.
    The FAA estimates the total cost per operator for the new proposed 
actions to be $7,650 (90 work hours x $85 per work hour).

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.
    The FAA is 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

    This AD will not have federalism implications under Executive Order 
13132. This AD will not have a substantial direct effect on the States, 
on the relationship between the national government and the States, or 
on the distribution of power and responsibilities among the various 
levels of government.
    For the reasons discussed above, I certify that this AD:
    (1) Is not a ``significant regulatory action'' under Executive 
Order 12866,
    (2) Will not affect intrastate aviation in Alaska, and
    (3) 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 Amendment

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

PART 39--AIRWORTHINESS DIRECTIVES

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

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


Sec.  39.13  [Amended]

0
2. The FAA amends Sec.  39.13 by:
0
a. Removing Airworthiness Directive (AD) 2023-04-06, Amendment 39-22353 
(88 FR 13665, March 6, 2023); and AD 2024-04-07, Amendment 39-22686 (89 
FR 19234, March 18, 2024); and
0
b. Adding the following new AD:

2024-19-13 Airbus SAS: Amendment 39-22855; Docket No. FAA-2024-1685; 
Project Identifier MCAI-2024-00076-T.

(a) Effective Date

    This airworthiness directive (AD) is effective November 26, 
2024.

(b) Affected ADs

    This AD replaces AD 2023-04-06, Amendment 39-22353 (88 FR 13665, 
March 6, 2023) (AD 2023-04-06); and AD 2024-04-07, Amendment 39-
22686 (89 FR 19234, March 18, 2024) (AD 2024-04-07).

(c) Applicability

    This AD applies to the Airbus SAS airplanes specified in 
paragraphs (c)(1) through (4) of this AD, certificated in any 
category, with an original airworthiness certificate or original 
export certificate of airworthiness issued on or before December 15, 
2023.
    (1) Model A318-111, -112, -121, and -122 airplanes.
    (2) Model A319-111, -112, -113, -114, -115, -131, -132, -133, -
151N, -153N, and -171N airplanes.
    (3) Model A320-211, -212, -214, -216, -231, -232, -233, -251N, -
252N, -253N, -271N, -272N, and -273N airplanes.
    (4) Model A321-111, -112, -131, -211, -212, -213, -231, -232, -
251N, -251NX, -252N, -252NX, -253N, -253NX, -271N, -271NX, -272N, 
and -272NX airplanes.

(d) Subject

    Air Transport Association (ATA) of America Code 05, Time Limits/
Maintenance Checks.

(e) Unsafe Condition

    This AD was prompted by a determination that new or more 
restrictive airworthiness limitations are necessary. The FAA is 
issuing this AD to address a safety significant latent failure (that 
is not annunciated), which, in combination with one or more other 
specific failures or events, could result in a hazardous or 
catastrophic failure condition.

(f) Compliance

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

(g) Retained Revision of the Existing Maintenance or Inspection 
Program, With AD 2024-04-07, With No Changes

    This paragraph restates the requirements of paragraph (g) of AD 
2024-04-07, with no changes. For airplanes with an original 
airworthiness certificate or original export certificate of 
airworthiness issued on or before May 12, 2023: Except as specified 
in paragraph (h) of this AD, comply with all required actions and 
compliance times specified in, and in accordance with EASA AD 2023-
0138, dated July 13, 2023 (EASA

[[Page 84276]]

AD 2023-0138). Accomplishing the revision of the existing 
maintenance or inspection program required by paragraph (n) of this 
AD terminates the requirements of this paragraph.

(h) Retained Exceptions to AD 2024-04-07, With No Changes

    This paragraph restates the exceptions specified in paragraph 
(h) of AD 2024-04-07, with no changes.
    (1) This AD does not adopt the requirements specified in 
paragraphs (1) and (2) of EASA AD 2023-0138.
    (2) Paragraph (3) of EASA AD 2023-0138 specifies revising ``the 
approved AMP'' within 12 months after its effective date, but this 
AD requires revising the existing maintenance or inspection program, 
as applicable, within 90 days after April 22, 2024 (the effective 
date of AD 2024-04-07).
    (3) The initial compliance time for doing the tasks specified in 
paragraph (3) of EASA 2023-0138 is at the applicable ``associated 
thresholds'' as incorporated by the requirements of paragraph (3) of 
EASA AD 2023-0138, or within 90 days after April 22, 2024 (the 
effective date of AD 2024-04-07), whichever occurs later.
    (4) This AD does not adopt the provisions specified in 
paragraphs (4) of EASA AD 2023-0138.
    (5) This AD does not adopt the ``Remarks'' section of EASA AD 
2023-0138.

(i) Retained Restrictions on Alternative Actions and Intervals, With a 
New Exception

    This paragraph restates the requirements of paragraph (i) of AD 
2024-04-07, with a new exception. Except as required by paragraph 
(n) of this AD, after the existing maintenance or inspection program 
has been revised as required by paragraph (g) of this AD, no 
alternative actions (e.g., inspections) and intervals are allowed 
unless they are approved as specified in the provisions of the 
``Ref. Publications'' section of EASA AD 2023-0138.

(j) Retained Terminating Action for Certain Tasks Required by AD 2023-
04-06

    Accomplishing the actions required by paragraph (g) of this AD 
terminates the corresponding requirements of paragraph (k) of this 
AD for the tasks identified in the material referenced in EASA AD 
2023-0138 only.

(k) Retained Revision of the Existing Maintenance or Inspection 
Program, With AD 2023-04-06, With No Changes

    This paragraph restates the requirements of paragraph (o) of AD 
2023-04-06, with no changes. For airplanes with an original 
airworthiness certificate or original export certificate of 
airworthiness issued on or before February 18, 2022: Except as 
specified in paragraph (l) of this AD, comply with all required 
actions and compliance times specified in, and in accordance with 
EASA AD 2022-0091, dated May 20, 2022 (EASA AD 2022-0091). 
Accomplishing the revision of the existing maintenance or inspection 
program required by paragraph (n) of this AD terminates the 
requirements of this paragraph.

(l) Retained Exceptions to AD 2023-04-06, With No Changes

    This paragraph restates the exceptions specified in paragraph 
(p) of AD 2023-04-06, with no changes.
    (1) The requirements specified in paragraphs (1) and (2) of EASA 
AD 2022-0091 do not apply to this AD.
    (2) Paragraph (3) of EASA AD 2022-0091 specifies revising ``the 
approved AMP'' within 12 months after its effective date, but this 
AD requires revising the existing maintenance or inspection program, 
as applicable, within 90 days after April 10, 2023 (the effective 
date of AD 2023-04-06).
    (3) The initial compliance time for doing the tasks specified in 
paragraph (3) of EASA AD 2022-0091 is at the applicable ``associated 
thresholds'' as incorporated by the requirements of paragraph (3) of 
EASA AD 2022-0091, or within 90 days after April 10, 2023 (the 
effective date of AD 2023-04-06), whichever occurs later.
    (4) The provisions specified in paragraphs (4) and (5) of EASA 
AD 2022-0091 do not apply to this AD.
    (5) This AD does not adopt the ``Remarks'' section of EASA AD 
2022-0091.

(m) Retained Restrictions on Alternative Actions and Intervals, With a 
New Exception

    This paragraph restates the requirements of paragraph (q) of AD 
2023-04-06, with a new exception. Except as required by paragraphs 
(j) and (n) of this AD, after the existing maintenance or inspection 
program has been revised as required by paragraph (k) of this AD, no 
alternative actions (e.g., inspections) and intervals are allowed 
unless they are approved as specified in the provisions of the 
``Ref. Publications'' section of EASA AD 2022-0091.

(n) New Revision of the Existing Maintenance or Inspection Program

    Except as specified in paragraph (o) of this AD: Comply with all 
required actions and compliance times specified in, and in 
accordance with, EASA AD 2024-0030, dated January 31, 2024 (EASA AD 
2024-0030). Accomplishing the revision of the existing maintenance 
or inspection program required by this paragraph terminates the 
requirements of paragraphs (g) and (k) of this AD.

(o) Exceptions to EASA AD 2024-0030

    (1) This AD does not adopt the requirements specified in 
paragraphs (1) and (2) of EASA AD 2024-0030.
    (2) Paragraph (3) of EASA AD 2024-0030 specifies revising ``the 
approved AMP,'' within 12 months after its effective date, but this 
AD requires revising the existing maintenance or inspection program, 
as applicable, within 90 days after the effective date of this AD.
    (3) The initial compliance time for doing the tasks specified in 
paragraph (3) of EASA AD 2024-0030 is at the applicable ``associated 
thresholds'' as incorporated by the requirements of paragraph (3) of 
EASA AD 2024-0030, or within 90 days after the effective date of 
this AD, whichever occurs later.
    (4) This AD does not adopt the provisions specified in 
paragraphs (4) and (5) of EASA AD 2024-0030.
    (5) This AD does not adopt the ``Remarks'' section of EASA AD 
2024-0030.

(p) New Provisions for Alternative Actions and Intervals

    After the existing maintenance or inspection program has been 
revised as required by paragraph (n) of this AD, no alternative 
actions (e.g., inspections) and intervals are allowed unless they 
are approved as specified in the provisions of the ``Ref. 
Publications'' section of EASA AD 2024-0030.

(q) Additional AD Provisions

    The following provisions also apply to this AD:
    (1) Alternative Methods of Compliance (AMOCs): The Manager, 
International Validation Branch, 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 responsible Flight Standards Office, as 
appropriate. If sending information directly to the manager of the 
International Validation Branch, mail it to the address identified 
in paragraph (r) of this AD. Information may be emailed to: <a href="/cdn-cgi/l/email-protection#c4fde9859297e9858d96e9f3f7f4e985898b8784a2a5a5eaa3abb2"><span class="__cf_email__" data-cfemail="033a2e4255502e424a512e3430332e424e4c40436562622d646c75">[email&#160;protected]</span></a>. Before using any approved AMOC, notify your 
appropriate principal inspector, or lacking a principal inspector, 
the manager of the responsible Flight Standards Office.
    (2) Contacting the Manufacturer: For any requirement in this AD 
to obtain instructions from a manufacturer, the instructions must be 
accomplished using a method approved by the Manager, International 
Validation Branch, FAA; or EASA; or Airbus SAS's EASA Design 
Organization Approval (DOA). If approved by the DOA, the approval 
must include the DOA-authorized signature.

(r) Additional Information

    For more information about this AD, contact Timothy Dowling, 
Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, 
Westbury, NY 11590; telephone 206-231-3367; email 
<a href="/cdn-cgi/l/email-protection#66120f0b09120e1f4816480209110a0f08012600070748010910"><span class="__cf_email__" data-cfemail="7c08151113081405520c5218130b1015121b3c1a1d1d521b130a">[email&#160;protected]</span></a>.

(s) Material Incorporated by Reference

    (1) The Director of the Federal Register approved the 
incorporation by reference (IBR) of the material listed in this 
paragraph under 5 U.S.C. 552(a) and 1 CFR part 51.
    (2) You must use this material as applicable to do the actions 
required by this AD, unless this AD specifies otherwise.
    (3) The following material was approved for IBR on November 26, 
2024.
    (i) European Union Aviation Safety Agency (EASA) AD 2024-0030, 
dated January 31, 2024.
    (ii) [Reserved]
    (4) The following material was approved for IBR on April 22, 
2024 (89 FR 19234, March 18, 2024).
    (i) EASA AD 2023-0138, dated July 13, 2023.
    (ii) [Reserved]
    (5) The following material was approved for IBR on April 10, 
2023 (88 FR 13665, March 6, 2023).

[[Page 84277]]

    (i) EASA AD 2022-0091, dated May 20, 2022.
    (ii) [Reserved]
    (6) For EASA material identified in this AD, contact EASA, 
Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; telephone +49 221 
8999 000; email <a href="/cdn-cgi/l/email-protection#6c2d281f2c090d1f0d4209191e031c0d420919"><span class="__cf_email__" data-cfemail="7f3e3b0c3f1a1e0c1e511a0a0d100f1e511a0a">[email&#160;protected]</span></a>; website easa.europa.eu. You may 
find these EASA ADs on the EASA website ad.easa.europa.eu.
    (7) You may view this material at the FAA, Airworthiness 
Products Section, Operational Safety Branch, 2200 South 216th 
Street, Des Moines, WA. For information on the availability of this 
material at the FAA, call 206-231-3195.
    (8) You may view this material at the National Archives and 
Records Administration (NARA). For information on the availability 
of this material at NARA, visit <a href="http://www.archives.gov/federal-register/cfr/ibr-locations">www.archives.gov/federal-register/cfr/ibr-locations</a> or email <a href="/cdn-cgi/l/email-protection#cbadb9e5a2a5b8bbaea8bfa2a4a58ba5aab9aae5aca4bd"><span class="__cf_email__" data-cfemail="f99f8bd790978a899c9a8d909697b997988b98d79e968f">[email&#160;protected]</span></a>.

    Issued on September 20, 2024.
Peter A. White,
Deputy Director, Integrated Certificate Management Division, Aircraft 
Certification Service.
[FR Doc. 2024-24385 Filed 10-21-24; 8:45 am]
BILLING CODE 4910-13-P


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