{"id":"F2006B03158","name":"AD/B747/262 - Number 5 Entry Door Cutout","slug":"ad-b747-262-number-5-entry-door-cutout","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":42530,"registerId":"commonwealth-F2006B03158-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.001.png)\n\n![](image.001.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.\n\nBoeing 747 Series Aeroplanes","sortOrder":0},{"sectionNumber":"AD/B747/262 Number 5 Entry Door Cutout 1","sectionType":"part","heading":"AD/B747/262 Number 5 Entry Door Cutout 11/2001","content":"# AD/B747/262 Number 5 Entry Door Cutout 11/2001\n\nApplicability: All Model 747-100, \\-200B, \\-200F, \\-200C, \\-100B, \\-300, \\-100B SUD, \\-400, \\-400D,\n\n\\-400F, and 747SR series aircraft.\n\nRequirement: Inspect in accordance with the technical requirements of FAA AD 2001-16-02 Amdt 39-12370.\n\nNote: Boeing Alert Service Bulletin 747-53A2450 Revision 2, including Appendix A, refers.\n\nCompliance: As specified in the Requirement document with a revised effective date of 1 November 2001.\n\nThis Airworthiness Directive becomes effective on 1 November 2001.\n\nBackground: Reports have been received of cracks in the strap, reveal, and inner chord angle of the main entry door forward edge frame at body station 2231. Such cracking could result in severing of the frame that is critical to aircraft structural integrity.\n\n![Signature of David Villiers, Delegate of the Civil Aviation Safety Authority.](image.002.png)  \n\nDavid Alan Villiers\n\nDelegate of the Civil Aviation Safety Authority 21 September 2001\n\n![](image.001.png)","sortOrder":1}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1636},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is the original issuance of the directive to address a specific identified unsafe condition (door frame cracking); the scope remains tightly focused on the mandatory inspection requirements for the specified aircraft models."},"complexity_factors":["Incorporates external technical standards by reference (FAA AD 2001-16-02 and Boeing Alert Service Bulletin 747-53A2450 Revision 2) rather than setting out inspection procedures directly","Uses specialized aviation engineering terminology (e.g., 'body station 2231', 'strap', 'reveal', 'inner chord angle') that requires technical expertise to interpret","Lists 10 specific aircraft model variants in the applicability section"],"plain_english_summary":"This Airworthiness Directive mandates that operators and owners of specified Boeing 747 series inspect the Number 5 entry door frame per FAA/Boeing procedures. Cracks have been found in the frame’s forward edge (strap, reveal, inner chord angle); if undetected they could sever the frame and jeopardize fuselage integrity. Compliance by affected operators is required by the effective date."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b747-262-number-5-entry-door-cutout","history":"/api/acts/ad-b747-262-number-5-entry-door-cutout/history","analysis":"/api/acts/ad-b747-262-number-5-entry-door-cutout/analysis","conflicts":"/api/acts/ad-b747-262-number-5-entry-door-cutout/conflicts","importantCases":"/api/acts/ad-b747-262-number-5-entry-door-cutout/important-cases","documents":"/api/acts/ad-b747-262-number-5-entry-door-cutout/documents"}}