Airworthiness Directives; Airbus SAS Airplanes

Published date05 April 2024
Record Number2024-06994
Citation89 FR 23951
CourtFederal Aviation Administration
SectionProposed rules
Federal Register, Volume 89 Issue 67 (Friday, April 5, 2024)
[Federal Register Volume 89, Number 67 (Friday, April 5, 2024)]
                [Proposed Rules]
                [Pages 23951-23954]
                From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
                [FR Doc No: 2024-06994]
                ========================================================================
                Proposed Rules
                 Federal Register
                ________________________________________________________________________
                This section of the FEDERAL REGISTER contains notices to the public of
                the proposed issuance of rules and regulations. The purpose of these
                notices is to give interested persons an opportunity to participate in
                the rule making prior to the adoption of the final rules.
                ========================================================================
                Federal Register / Vol. 89, No. 67 / Friday, April 5, 2024 / Proposed
                Rules
                [[Page 23951]]
                DEPARTMENT OF TRANSPORTATION
                Federal Aviation Administration
                14 CFR Part 39
                [Docket No. FAA-2024-0992; Project Identifier MCAI-2024-00030-T]
                RIN 2120-AA64
                Airworthiness Directives; Airbus SAS Airplanes
                AGENCY: Federal Aviation Administration (FAA), DOT.
                ACTION: Notice of proposed rulemaking (NPRM).
                -----------------------------------------------------------------------
                SUMMARY: The FAA proposes to supersede Airworthiness Directive (AD)
                2019-21-01, which applies to all Airbus SAS Model A300 B4-600, B4-600R,
                and F4-600R series airplanes, and Model A300 C4-605R Variant F
                airplanes (collectively called Model A300-600 series airplanes). AD
                2019-21-01 requires revising the existing maintenance or inspection
                program, as applicable, to incorporate new or more restrictive
                airworthiness limitations. Since the FAA issued AD 2019-21-01, the FAA
                has determined that new or more restrictive airworthiness limitations
                are necessary. This proposed AD would require revising the existing
                maintenance or inspection program, as applicable, to incorporate new or
                more restrictive airworthiness limitations, as specified in a European
                Union Aviation Safety Agency (EASA) AD, which is proposed for
                incorporation by reference (IBR). The FAA is proposing this AD to
                address the unsafe condition on these products.
                DATES: The FAA must receive comments on this proposed AD by May 20,
                2024.
                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 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.
                 AD Docket: You may examine the AD docket at regulations.gov under
                Docket No. FAA-2024-0992; 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 NPRM, the mandatory continuing airworthiness
                information (MCAI), any comments received, and other information. The
                street address for Docket Operations is listed above.
                 Material Incorporated by Reference:
                 For EASA material that is proposed for IBR in this NPRM,
                contact EASA, Konrad-Adenauer-Ufer 3, 50668 Cologne, Germany; telephone
                +49 221 8999 000; email [email protected]; website easa.europa.eu. You
                may find this material on the EASA website at ad.easa.europa.eu.
                 For Airbus SAS material, contact Airbus SAS, Airworthiness
                Office--EAW, Rond-Point Emile Dewoitine No: 2, 31700 Blagnac Cedex,
                France; telephone +33 5 61 93 36 96; fax +33 5 61 93 44 51; email
                airbus.com">account.airworth-eas@airbus.com; website airbus.com.
                 You may view this material that is incorporated by
                reference 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 regulations.gov under Docket No. FAA-2024-0992.
                FOR FURTHER INFORMATION CONTACT: Dan Rodina, Aviation Safety Engineer,
                FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY 11590; phone: 206-
                231-3225; email: [email protected].
                SUPPLEMENTARY INFORMATION:
                Comments Invited
                 The FAA invites you to send any written relevant data, views, or
                arguments about this proposal. Send your comments to an address listed
                under ADDRESSES. Include ``Docket No. FAA-2024-0992; Project Identifier
                MCAI-2024-00030-T'' at the beginning of your comments. The most helpful
                comments reference a specific portion of the proposal, explain the
                reason for any recommended change, and include supporting data. The FAA
                will consider all comments received by the closing date and may amend
                this proposal because of those comments.
                 Except for Confidential Business Information (CBI) as described in
                the following paragraph, and other information as described in 14 CFR
                11.35, the FAA will post all comments received, without change, to
                regulations.gov, including any personal information you provide. The
                agency will also post a report summarizing each substantive verbal
                contact received about this NPRM.
                Confidential Business Information
                 CBI is commercial or financial information that is both customarily
                and actually treated as private by its owner. Under the Freedom of
                Information Act (FOIA) (5 U.S.C. 552), CBI is exempt from public
                disclosure. If your comments responsive to this NPRM contain commercial
                or financial information that is customarily treated as private, that
                you actually treat as private, and that is relevant or responsive to
                this NPRM, it is important that you clearly designate the submitted
                comments as CBI. Please mark each page of your submission containing
                CBI as ``PROPIN.'' The FAA will treat such marked submissions as
                confidential under the FOIA, and they will not be placed in the public
                docket of this NPRM. Submissions containing CBI should be sent to Dan
                Rodina, Aviation Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410,
                Westbury, NY 11590; phone: 206-231-3225; email: [email protected]. Any
                commentary that the FAA receives that is not specifically designated as
                CBI will be placed in the public docket for this rulemaking.
                Background
                 The FAA issued AD 2019-21-01, Amendment 39-19767 (84 FR 56935,
                October 24, 2019) (AD 2019-21-01), for all Airbus SAS Model A300 B4-
                600, B4-600R, and F4-600R series airplanes, and Model A300 C4-605R
                Variant F airplanes (collectively called Model A300-600 series
                airplanes). AD 2019-21-01 was prompted by an MCAI originated by EASA,
                which is the Technical Agent for the Member States of the European
                Union. EASA issued AD 2019-0090, dated April 26, 2019
                [[Page 23952]]
                (EASA AD 2019-0090) (which corresponds to FAA AD 2019-21-01), to
                correct an unsafe condition.
                 AD 2019-21-01 requires revising the existing maintenance or
                inspection program, as applicable, to incorporate new or more
                restrictive airworthiness limitations. The FAA issued AD 2019-21-01 to
                address fatigue cracking, damage, and corrosion in principal structural
                elements, which could result in reduced structural integrity of the
                airplane. AD 2019-21-01 specifies that accomplishing the revision
                required by that AD terminates all requirements of AD 2018-01-07,
                Amendment 39-19148 (83 FR 2042, January 16, 2018) (AD 2018-01-07) and
                AD 2018-19-33, Amendment 39-19434 (83 FR 48932, September 28, 2018) (AD
                2018-19-33). This proposed AD would therefore continue to allow that
                terminating action.
                Actions Since AD 2019-21-01 Was Issued
                 Since the FAA issued AD 2019-21-01, EASA superseded AD 2019-0090
                and issued EASA AD 2024-0009, dated January 9, 2024 (EASA AD 2024-0009)
                (also referred to as the MCAI), for all Airbus SAS Model A300-600
                airplanes. The MCAI states that new or more restrictive airworthiness
                limitations have been developed.
                 The FAA is proposing this AD to address the unsafe condition on
                these products. You may examine the MCAI in the AD docket at
                regulations.gov under Docket No. FAA-2024-0992.
                Related Service Information Under 1 CFR Part 51
                 The FAA reviewed EASA AD 2024-0009. This service information
                specifies new or more restrictive airworthiness limitations for
                airplane structures and safe life limits.
                 This proposed AD also would also require Airbus A300-600
                Airworthiness Limitations Section (ALS), Part 2, ``Damage Tolerant
                Airworthiness Limitation Items (DT-ALI),'' Revision 03, dated December
                14, 2018, which the Director of the Federal Register approved for
                incorporation by reference as of November 29, 2019 (84 FR 56935,
                October 24, 2019).
                 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 ADDRESSES.
                FAA's Determination
                 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 is issuing this NPRM after determining that
                the unsafe condition described previously is likely to exist or develop
                in other products of the same type design.
                Proposed AD Requirements in This NPRM
                 This proposed AD would retain all requirements of AD 2019-21-01.
                This proposed AD would also require revising the existing maintenance
                or inspection program, as applicable, to incorporate additional new or
                more restrictive airworthiness limitations, which are specified in EASA
                AD 2024-0009 already described, as proposed for incorporation by
                reference. Any differences with EASA AD 2024-0009 are identified as
                exceptions in the regulatory text of this AD.
                 This proposed AD would require revisions to certain operator
                maintenance documents to include new actions (e.g., inspections).
                Compliance with these actions is required by 14 CFR 91.403(c). For
                airplanes that have been previously modified, altered, or repaired in
                the areas addressed by this proposed AD, the operator may not be able
                to accomplish the actions described in the revisions. In this
                situation, to comply with 14 CFR 91.403(c), the operator must request
                approval for an alternative method of compliance (AMOC) according to
                paragraph (m)(1) of this proposed AD.
                Explanation of Required Compliance Information
                 In the FAA's ongoing efforts to improve the efficiency of the AD
                process, the FAA developed a process to use some civil aviation
                authority (CAA) ADs as the primary source of information for compliance
                with requirements for corresponding FAA ADs. The FAA has been
                coordinating this process with manufacturers and CAAs. As a result, the
                FAA proposes to incorporate EASA AD 2024-0009 by reference in the FAA
                final rule. This proposed AD would, therefore, require compliance with
                EASA AD 2024-0009 through that incorporation, except for any
                differences identified as exceptions in the regulatory text of this
                proposed AD. Using common terms that are the same as the heading of a
                particular section in EASA AD 2024-0009 does not mean that operators
                need comply only with that section. For example, where the AD
                requirement refers to ``all required actions and compliance times,''
                compliance with this AD requirement is not limited to the section
                titled ``Required Action(s) and Compliance Time(s)'' in EASA AD 2024-
                0009. Service information required by EASA AD 2024-0009 for compliance
                will be available at regulations.gov by searching for and locating
                Docket No. FAA-2024-0992 after the FAA final rule is published.
                Airworthiness Limitation ADs Using the New Process
                 The FAA's process of incorporating by reference MCAI ADs as the
                primary source of information for compliance with corresponding FAA ADs
                has been limited to certain MCAI ADs (primarily those with service
                bulletins as the primary source of information for accomplishing the
                actions required by the FAA AD). However, the FAA is now expanding the
                process to include MCAI ADs that require a change to airworthiness
                limitation documents, such as airworthiness limitation sections.
                 For these ADs that incorporate by reference an MCAI AD that changes
                airworthiness limitations, the FAA requirements are unchanged.
                Operators must revise the existing maintenance or inspection program,
                as applicable, to incorporate the information specified in the new
                airworthiness limitation document. The airworthiness limitations must
                be followed according to 14 CFR 91.403(c) and 91.409(e).
                 The previous format of the airworthiness limitation ADs included a
                paragraph that specified that no alternative actions (e.g.,
                inspections) or intervals may be used unless the actions and intervals
                are approved as an AMOC in accordance with the procedures specified in
                the AMOCs paragraph under ``Additional AD Provisions.'' This new format
                includes a ``New Provisions for Alternative Actions and Intervals''
                paragraph that does not specifically refer to AMOCs, but operators may
                still request an AMOC to use an alternative action or interval.
                Costs of Compliance
                 The FAA estimates that this AD, if adopted as proposed, would
                affect 120 airplanes of U.S. registry. The FAA estimates the following
                costs to comply with this proposed 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
                [[Page 23953]]
                is more accurate than a per-airplane estimate.
                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
                 The FAA 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) Would not affect intrastate aviation in Alaska, and
                 (3) Would 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:
                0
                a. Removing Airworthiness Directive (AD) AD 2019-21-01, Amendment 39-
                19767 (84 FR 56935, October 24, 2019); and
                0
                b. Adding the following new AD:
                Airbus SAS: Docket No. FAA-2024-0992; Project Identifier MCAI-2024-
                00030-T.
                (a) Comments Due Date
                 The FAA must receive comments on this airworthiness directive
                (AD) by May 20, 2024.
                (b) Affected ADs
                 This AD replaces AD 2019-21-01, Amendment 39-19767 (84 FR 56935,
                October 24, 2019) (AD 2019-21-01).
                (c) Applicability
                 This AD applies to all Airbus SAS Model A300 B4-600, B4-600R,
                and F4-600R series airplanes, and Model A300 C4-605R Variant F
                airplanes (collectively called Model A300-600 series airplanes),
                certificated in any category.
                (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 fatigue cracking, damage, and corrosion
                in principal structural elements. The unsafe condition, if not
                addressed, could result in reduced structural integrity of the
                airplane.
                (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 No Changes
                 This paragraph restates the requirements of paragraph (g) of AD
                2019-21-01, with no changes. Within 90 days after November 29, 2019
                (the effective date of AD 2019-21-01), revise the existing
                maintenance or inspection program, as applicable, to incorporate the
                information specified in Airbus A300-600 Airworthiness Limitations
                Section (ALS), Part 2, ``Damage Tolerant Airworthiness Limitation
                Items (DT-ALI),'' Revision 03, dated December 14, 2018. The initial
                compliance time for doing the tasks is at the time specified in
                Airbus A300-600 Airworthiness Limitations Section (ALS), Part 2,
                ``Damage Tolerant Airworthiness Limitation Items (DT-ALI),''
                Revision 03, dated December 14, 2018, or within 90 days after
                November 29, 2019 (the effective date of AD 2019-21-01), whichever
                occurs later. Accomplishing the revision of the existing maintenance
                or inspection program required by paragraph (i) of this AD
                terminates the requirements of this paragraph.
                (h) Retained Restrictions on Alternative Actions or Intervals With a
                New Exception
                 This paragraph restates the requirements of paragraph (h) of AD
                2019-21-01, with a new exception. Except as required by paragraph
                (i) 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) or intervals may be used
                unless the actions and intervals are approved as an alternative
                method of compliance (AMOC) in accordance with the procedures
                specified in paragraph (m)(1) of this AD.
                (i) New Revision of the Existing Maintenance or Inspection Program
                 Except as specified in paragraph (j) of this AD: Comply with all
                required actions and compliance times specified in, and in
                accordance with, EASA AD 2024-0009, dated January 9, 2024 (EASA AD
                2024-0009). Accomplishing the revision of the existing maintenance
                or inspection program required by this paragraph terminates the
                requirements of paragraph (g) of this AD.
                (j) Exceptions to EASA AD 2024-0009
                 (1) This AD does not adopt the requirements specified in
                paragraphs (1) and (2) of EASA AD 2024-0009.
                 (2) Paragraph (4) of EASA AD 2024-0009 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 (4) of EASA AD 2024-0009 is at the applicable
                ``limitations'' and ``associated thresholds'' as incorporated by the
                requirements of paragraph (4) of EASA AD 2024-0009, 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 (5) and (6) of EASA AD 2024-0009.
                 (5) This AD does not adopt the ``Remarks'' section of EASA AD
                2024-0009.
                (k) New Provisions for Alternative Actions and Intervals
                 After the existing maintenance or inspection program has been
                revised as required by paragraph (i) 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 2024-0009.
                (l) Terminating Action for AD 2019-21-01
                 Accomplishing the actions required by this AD terminates all
                requirements of AD 2019-21-01.
                (m) 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.
                [[Page 23954]]
                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
                (n) of this AD. Information may be emailed to: [email protected]. 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.
                 (3) Required for Compliance (RC): Except as required by
                paragraph (m)(2) of this AD, if any service information contains
                procedures or tests that are identified as RC, those procedures and
                tests must be done to comply with this AD; any procedures or tests
                that are not identified as RC are recommended. Those procedures and
                tests that are not identified 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 procedures and tests identified as RC can be done and the
                airplane can be put back in an airworthy condition. Any
                substitutions or changes to procedures or tests identified as RC
                require approval of an AMOC.
                (n) Additional Information
                 For more information about this AD, contact Dan Rodina, Aviation
                Safety Engineer, FAA, 1600 Stewart Avenue, Suite 410, Westbury, NY
                11590; phone: 206-231-3225; email: [email protected].
                (o) Material Incorporated by Reference
                 (1) The Director of the Federal Register approved the
                incorporation by reference (IBR) of the service information listed
                in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51.
                 (2) You must use this service information as applicable to do
                the actions required by this AD, unless this AD specifies otherwise.
                 (3) The following service information was approved for IBR on
                [DATE 35 DAYS AFTER PUBLICATION OF THE FINAL RULE].
                 (i) European Union Aviation Safety Agency (EASA) AD 2024-0009,
                dated January 9, 2024.
                 (ii) [Reserved]
                 (4) The following service information was approved for IBR on
                November 29, 2019 (84 FR 56935, October 24, 2019).
                 (i) Airbus A300-600 Airworthiness Limitations Section (ALS),
                Part 2, ``Damage Tolerant Airworthiness Limitation Items (DT-ALI),''
                Revision 03, dated December 14, 2018.
                 (ii) [Reserved]
                 (5) For EASA AD 2024-0009, contact EASA, Konrad-Adenauer-Ufer 3,
                50668 Cologne, Germany; telephone +49 221 8999 000; email
                [email protected]; website easa.europa.eu. You may find this EASA
                AD on the EASA website at ad.easa.europa.eu.
                 (6) For Airbus SAS material, contact Airbus SAS, Airworthiness
                Office--EAW, Rond-Point Emile Dewoitine No: 2, 31700 Blagnac Cedex,
                France; telephone +33 5 61 93 36 96; fax +33 5 61 93 44 51; email
                airbus.com">account.airworth-eas@airbus.com; website airbus.com.
                 (7) You may view this material that is incorporated by reference
                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.
                 (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 www.archives.gov/federal-register/cfr/ibr-locations, or email [email protected].
                 Issued on March 28, 2024.
                Victor Wicklund,
                Deputy Director, Compliance & Airworthiness Division, Aircraft
                Certification Service.
                [FR Doc. 2024-06994 Filed 4-4-24; 8:45 am]
                BILLING CODE 4910-13-P
                

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