{"id":"F2009L02182","name":"AD/B767/250 Amdt 1 - Lower Wing Skin","slug":"ad-b767-250-amdt-1-lower-wing-skin","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":140349,"registerId":"commonwealth-F2009L02182-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Boeing 767 Series Aeroplanes","sectionType":"division","heading":"Boeing 767 Series Aeroplanes","content":"### Boeing 767 Series Aeroplanes\n\n| AD/B767/250 Amdt 1 | Lower Wing Skin | 7/2009 |\n| ------------------ | --------------- | ------ |\n\n| Applicability: | Model 767-200, -300, -300F and -400ER series aircraft, as identified in Boeing Service Bulletin 767-57A0097 Revision 1, or later FAA approved revision.                                                                                                                                                                                                   |\n| -------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with the technical requirements of FAA AD 2009-06-08Amdt 39-15844.                                                                                                                                                                                                                                                                   |\n| Compliance:    | As specified in the Requirement document, with a revised effective date of2 July 2009.                                                                                                                                                                                                                                                                    |\n|                | This Amendment becomes effective on 2 July 2009.                                                                                                                                                                                                                                                                                                          |\n| Background:    | The FAA received reports of cracks in the lower wing skin that had originated at the forward tension bolt holes of the aft pitch load fitting. Such cracking, unless detected and corrected, could result in a fuel leak and reduced structural integrity of the aircraft.Amendment 1 is issued to correct the compliance section revised effective date. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n22 May 2009","sortOrder":0},{"sectionNumber":"AD/B767/250 Amdt 1","sectionType":"part","heading":"AD/B767/250 Amdt 1","content":"## AD/B767/250 Amdt 1","sortOrder":1},{"sectionNumber":"Lower Wing Skin","sectionType":"part","heading":"Lower Wing Skin","content":"## Lower Wing Skin","sortOrder":2},{"sectionNumber":"7/2009","sectionType":"part","heading":"7/2009","content":"## 7/2009","sortOrder":3}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"Unauthenticated. Configure AI_GATEWAY_API_KEY or use a provider module. Learn more: https://ai-sdk.dev/unauthenticated-ai-gateway","source":"analysis-cron"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard airworthiness directive maintaining its original purpose: addressing a specific safety defect in a specific aircraft type. The amendment is administrative only, correcting a date error without expanding scope."},"complexity_factors":["Very short document (approximately 200 words)","Only 4 defined elements: applicability (aircraft models), requirement (reference to FAA AD), compliance date, and background","Single cross-reference to external FAA document for technical details","No nested conditions or exceptions","Straightforward command structure: identify aircraft → follow FAA rules → comply by date","Amendment 1 is purely administrative — corrects only the effective date in the compliance section"],"plain_english_summary":"This AD mandates inspections and repairs of the lower wing skin on specified Boeing 767-200/-300/-300F/-400ER airplanes to detect and fix bolt‑hole cracks that could cause fuel leaks or structural failure. It applies to aircraft listed in Boeing Service Bulletin 767-57A0097 Revision 1; compliance follows FAA AD 2009‑06‑08 and takes effect 2 July 2009."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Amendment 1 only corrects the compliance section's revised effective date to 2 July 2009 and does not alter the AD's applicability or the substantive technical requirements, which remain those specified in FAA AD 2009-06-08Amdt 39-15844 and the Boeing service bulletin (Background; Requirement; Applicability)."},"complexity_factors":["Dependence on an external FAA document for the substantive technical requirements (Requirement: FAA AD 2009-06-08Amdt 39-15844).","Technical maintenance and inspection actions (crack detection and repair) which require specialised maintenance capability and parts.","Applicability limited to specific models and to aircraft identified in Boeing Service Bulletin 767-57A0097 Revision 1 or a later FAA-approved revision (Applicability).","Amendment is narrowly procedural — corrects the compliance effective date — so substantive complexity is low (Background; Compliance).","Operational burden on operators to schedule inspections/repairs and meet the effective date, with associated downtime and cost (Compliance; Requirement).","Regulatory chain: CASA instrument implementing an FAA AD, signed by a CASA delegate (signature block), creating cross-jurisdictional reference and reliance on FAA approvals."],"plain_english_summary":"This amendment corrects the compliance effective date for an Airworthiness Directive requiring inspections and corrective action on the lower wing skin of certain Boeing 767 models where cracks were found at forward tension bolt holes of the aft pitch load fitting. It applies to owners/operators of Model 767-200, -300, -300F and -400ER aircraft who must carry out the FAA-prescribed technical actions (FAA AD 2009-06-08Amdt 39-15844) by the revised effective date of 2 July 2009."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b767-250-amdt-1-lower-wing-skin","history":"/api/acts/ad-b767-250-amdt-1-lower-wing-skin/history","analysis":"/api/acts/ad-b767-250-amdt-1-lower-wing-skin/analysis","conflicts":"/api/acts/ad-b767-250-amdt-1-lower-wing-skin/conflicts","importantCases":"/api/acts/ad-b767-250-amdt-1-lower-wing-skin/important-cases","documents":"/api/acts/ad-b767-250-amdt-1-lower-wing-skin/documents"}}