2024-10-07: Fuselage

1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. 2. The FAA amends § 39.13 by adding the following new airworthiness directive: 2024-10-07 The Boeing Company: Amendment 39-22753; Docket No. FAA-2023-0017; Project Identifier AD-2022-01418-T. (a) Effective Date This airworthiness directive (AD) is effective July 19, 2024. (b) Affected ADs None. (c) Applicability (1) This AD applies to all The Boeing Company Model 757-200, -200PF, -200CB, and -300 series airplanes, certificated in any category. (2) Installation of Supplemental Type Certificate (STC) ST01518SE does not affect the ability to accomplish the actions required by this AD. Therefore, for airplanes on which STC ST01518SE is installed, a "change in product" alternative method of compliance (AMOC) approval request is not necessary to comply with the requirements of 14 CFR 39.17. (d) Subject Air Transport Association (ATA) of America Code 53, Fuselage. (e) Unsafe Condition This AD was prompted by the potential for cracks to start in hidden areas underneath the scuff plates in the fuselage skin and bear strap of certain doors. The FAA is issuing this AD to address cracks caused by higher fatigue stresses at the fuselage skin door cutout lower corners. This unsafe condition, if not addressed, could adversely affect the structural integrity of the airplane. (f) Compliance Comply with this AD within the compliance times specified, unless already done. (g) Required Actions (1) For all airplanes: Except as specified by paragraph (h) of this AD, at the applicable times specified in the "Compliance" paragraph of Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022, do all applicable actions identified in, and in accordance with, the Accomplishment Instructions of Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022. (2) For Model 757-200 series airplanes that have been modified from a passenger to cargo configuration under VT Mobile Aerospace Engineering (VT MAE) STC ST04242AT: Except as specified by paragraph (h) of this AD, at the applicable times specified in Table 4 and Table 5 of the "Compliance" paragraph of Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022, do all applicable actions for Group 4 identified in, and in accordance with, Table 4 and Table 5 of the Accomplishment Instructions of Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022. (3) For Model 757-200 series airplanes that have been modified from a passenger to cargo configuration under VT MAE STC ST03562AT or ST03952AT: Except as specified by paragraph (h) of this AD, at the applicable times specified in Table 5 of the "Compliance" paragraph of Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022, do all applicable actions for Group 6 identified in, and in accordance with, Table 5 of the Accomplishment Instructions of Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022. Note 1 to paragraph (g): Guidance for accomplishing the actions required by this AD can be found in Boeing Alert Service Bulletin 757-53A0119, dated October 12, 2022, which is referred to in Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022. (h) Exceptions to Service Information Specifications (1) Where the Compliance Time columns of the tables in the "Compliance" paragraph of Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022, use the phrase "the original issue date of Requirements Bulletin 757-53A0119 RB," this AD requires using "the effective date of this AD." (2) Where Boeing Alert Requirements Bulletin 757-53A0119RB, dated October 12, 2022, specifies performing a general visual inspection (GVI) or a maintenance records check for any existing repair, if only a maintenance records check is accomplished with no GVI, then any initial high frequency eddy current (HFEC) or low frequency eddy current (LFEC) inspection with a compliance time of before further flight must be done prior to the accumulation of 30,000 total flight cycles, or within 3,000 flight cycles after the effective date of this AD, whichever occurs later. (3) Where Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022, specifies contacting Boeing for repair instructions or for alternative inspections: This AD requires doing the repair, or doing the alternative inspections and applicable on-condition actions, before further flight using a method approved in accordance with the procedures specified in paragraph (i) of this AD. (i) Alternative Methods of Compliance (AMOCs) (1) The Manager, AIR-520, Continued Operational Safety 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 Continued Operational Safety Branch, send it to the attention of the person identified in paragraph (j) 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 responsible Flight Standards 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 Company Organization Designation Authorization (ODA) that has been authorized by the Manager, AIR-520, Continued Operational Safety Branch, 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. (j) Related Information (1) For more information about this AD, contact Wayne Ha, Aviation Safety Engineer, FAA, 2200 South 216th Street, Des Moines, WA 98198; phone: 562-627-5238; email: [email protected]. (2) Service information identified in this AD that is not incorporated by reference is available at the address specified in paragraph (k)(3) of this AD. (k) Material Incorporated by Reference (1) The Director of the Federal Register approved the incorporation by reference of the service information listed in this paragraph under 5 U.S.C. 552(a) and 1 CFR part 51. (2) You must use this service information as applicable to do the actions required by this AD, unless the AD specifies otherwise. (i) Boeing Alert Requirements Bulletin 757-53A0119 RB, dated October 12, 2022. (ii) [Reserved] (3) For service information, 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; website myboeingfleet.com. (4) You may view this service information 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. (5) 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.html or email [email protected]. Issued on May 14, 2024. James D. Foltz, Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service. [FR Doc. 2024-13015 Filed 6-13-24; 8:45 am]BILLING CODE 4910-13-P