{"id":"F2006B10773","name":"AD/IAI-A/16 Amdt 2 - Main Landing Gear Door","slug":"ad-iai-a-16-amdt-2-main-landing-gear-door","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":56225,"registerId":"commonwealth-F2006B10773-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/IAI-A/16 Amdt 2 - Main Landing Gear Door","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Safety Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \n\nAIRWORTHINESS DIRECTIVE\n\n![](image.001.png)  \n\nFor the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/IAI-A/16 Amdt 1 and issues the following AD under subregulation 39.1 (1) of CASR 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\n![](image.001.png)  \n\nIsrael Aircraft Industries 1125 (Astra) Series Aeroplanes\n\nAD/IAI-A/16\n\nAmdt 2\n\n  \nMain Landing Gear Door 10/2003\n\nApplicability: Models 1125 Astra, Astra SPX, and G100 aircraft serial numbers 004, 011 through 148, except serial number 146.\n\nRequirement: Inspect in accordance with Gulfstream Service Bulletin No. 1125-32-223 Revision 1.\n\nNote: Israel CAA AD 32-03-03-04 Revision 2 refers.\n\nCompliance: Within 250 flight hours after 2 October 2003, unless already accomplished.\n\nThis Amendment becomes effective on 2 October 2003.\n\nBackground: Reports were received of numerous cases of main landing gear door damage and/or breakage. This Directive requires an inspection of the outboard main landing gear doors for damage and a check and adjustment, if necessary, of the gap between the doors and surrounding structure.\n\nAmendment 1 clarified serial number applicability.\n\nAmendment 2 is issued in response to a revision of the related CAA AD, which amends applicability.\n\nAmendment 1 of this Airworthiness Directive became effective on 10 July 2003.\n\n![](image.002.png)  \n\nDavid Villiers\n\nDelegate of the Civil Aviation Safety Authority 29 July 2003\n\n![](image.001.png)\n\nThe above AD is notified in the Commonwealth of Australia Gazette on 10 September 2003.\n\n  \n\nPage 1 of 1","sortOrder":0}],"analysis":{"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This amendment maintains the original scope of the AD. Amendment 2 simply updates the list of affected aircraft serial numbers to match a revised Israeli CAA directive. The core purpose — inspecting main landing gear doors for damage — remains unchanged from the original AD issued in 2003."},"complexity_factors":["Single, discrete safety requirement (one inspection task)","Limited applicability (specific aircraft models and serial numbers only)","Clear compliance deadline (250 flight hours from effective date)","Minimal cross-referencing (one service bulletin and one foreign AD referenced)","No nested conditions or exceptions beyond the serial number exclusion","Short document (1 page) with straightforward structure"],"plain_english_summary":"This AD revokes and replaces a prior amendment and requires owners/operators of certain Israel Aircraft Industries 1125 (Astra, Astra SPX, G100) jets (serials 004, 011–148, except 146) to inspect the main landing gear doors for damage and correct/adjust the door-to-structure gap per Gulfstream Service Bulletin No. 1125-32-223 Rev 1.  \n\nIt responds to reports of door damage and mandates compliance within 250 flight hours after 2 Oct 2003; it is regulatory and not optional."},"flash_summary":{"complexity_score":2,"scope_assessment":{"changed":true,"description":"Yes. Amendment 1 clarified which serial numbers are affected and Amendment 2 responds to a revision of the related Israel CAA AD that amends applicability, so the set of aircraft covered was altered from the original AD."},"complexity_factors":["Narrow technical focus limited to outboard main landing gear doors","Single mandated action: inspection and gap check/adjustment","Compliance relies on an external service bulletin for procedural detail","Fixed, short compliance timeframe (250 flight hours)","Applicability defined by specific models and serial numbers","Amendment history modifies applicability and cross‑references a foreign CAA AD"],"plain_english_summary":"This CASA Airworthiness Directive requires operators of certain Israel Aircraft Industries 1125 (Astra) series aeroplanes (models 1125 Astra, Astra SPX and G100 with specified serial numbers) to inspect the outboard main landing gear doors for damage and to check and, if needed, adjust the gap in accordance with Gulfstream Service Bulletin No. 1125‑32‑223 Revision 1. The inspection must be done within 250 flight hours of 2 October 2003. CASA issued the requirement after reports of door damage; operators fund and schedule the inspection and any repairs."}},"importantCases":[],"_links":{"self":"/api/acts/ad-iai-a-16-amdt-2-main-landing-gear-door","history":"/api/acts/ad-iai-a-16-amdt-2-main-landing-gear-door/history","analysis":"/api/acts/ad-iai-a-16-amdt-2-main-landing-gear-door/analysis","conflicts":"/api/acts/ad-iai-a-16-amdt-2-main-landing-gear-door/conflicts","importantCases":"/api/acts/ad-iai-a-16-amdt-2-main-landing-gear-door/important-cases","documents":"/api/acts/ad-iai-a-16-amdt-2-main-landing-gear-door/documents"}}