{"id":"F2006B07273","name":"AD/TB 200/6 - Nose Gear Fork","slug":"ad-tb-200-6-nose-gear-fork","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":49206,"registerId":"commonwealth-F2006B07273-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.001.png)\n\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 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\nAerospatiale (Socata) TB 200 Series Aeroplanes","sortOrder":0},{"sectionNumber":"AD/TB 200/6 Nose Gear Fork 10/2001","sectionType":"part","heading":"AD/TB 200/6 Nose Gear Fork 10/2001","content":"# AD/TB 200/6 Nose Gear Fork 10/2001\n\nApplicability: TB200 aircraft with nose gear forks delivered as spare parts by Socata between 1 January 1999 and 28 February 2001.\n\nRequirement: Action in accordance with Socata Service Bulletin SB 10-120-32, dated June 2001.\n\nNote: DGAC AD 2001-305(A) refers.\n\nCompliance: At the next scheduled maintenance visit after 4 October 2001 or before 31 March 2002, whichever occurs first.\n\nThis Airworthiness Directive becomes effective on 4 October 2001.\n\nBackground: A fault in the nose gear fork manufacturing process has been identified.\n\n![Signature of David Alan Villiers Delegate of the Civil Aviation Safety Authority](image.002.png)  \n\nDavid Alan Villiers\n\nDelegate of the Civil Aviation Safety Authority 24 August 2001\n\n![](image.001.png)  \n\nThe above AD is notified in the Commonwealth of Australia Gazette on 12 September 2001.","sortOrder":1}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The AD’s scope matches its stated applicability and requirement: it targets TB200 aircraft fitted with specified spare nose‑gear forks, requires compliance with Socata Service Bulletin SB 10‑120‑32 (June 2001), and sets a clear compliance window (Applicability; Requirement; Compliance). There is no text indicating any widening or reduction of scope from that intent."},"complexity_factors":["Narrow, specific applicability: limited to TB200 aircraft with nose gear forks delivered as spare parts by Socata between 1 Jan 1999 and 28 Feb 2001 (Applicability).","Reliance on external technical document: mandatory action is to follow Socata Service Bulletin SB 10‑120‑32 (June 2001), so substantive inspection/repair steps sit outside the AD (Requirement).","Fixed, short compliance window tied to scheduled maintenance: must be done at next scheduled visit after 4 Oct 2001 or before 31 Mar 2002, creating timing pressure (Compliance).","Clear legal authority and mandatory character: issued under subregulation 39.1(1) of CASR 1998 and signed by the CASA delegate, giving the directive regulatory force (preamble and signature).","Traceability burden on operators: identifying affected aircraft depends on spare‑parts delivery records for a specific date range (Applicability).","Cross‑reference to foreign regulator: DGAC AD 2001‑305(A) is noted, indicating reliance on related overseas findings (Note).","Limited descriptive detail in AD itself about corrective work increases operational discretion to follow the service bulletin’s technical instructions (Requirement)."],"plain_english_summary":"This Airworthiness Directive requires owners/operators of Aerospatiale (Socata) TB 200 aeroplanes to inspect and, if necessary, repair nose‑gear forks supplied as spare parts by Socata between 1 January 1999 and 28 February 2001, following Socata Service Bulletin SB 10‑120‑32 (June 2001).  \n\nCASA (by delegate) sets mandatory compliance by the next scheduled maintenance after 4 October 2001 or before 31 March 2002. Operators bear the cost and must use the manufacturer’s instructions to address a manufacturing fault identified in the nose‑gear forks."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This Airworthiness Directive maintains its original narrow scope. It addresses a specific manufacturing defect in a specific aircraft part (nose gear forks) for a specific aircraft model (TB200) during a specific production window. There is no evidence of scope creep; the document is a targeted safety intervention for a known hardware defect."},"complexity_factors":["Very short document (under 300 words)","Only 4 defined elements: applicability (specific aircraft and date range), requirement (single reference to manufacturer bulletin), compliance (single time condition), and background (single sentence explanation)","No nested exceptions or conditional logic — the applicability test is a straightforward date and part range check","Single cross-reference to a French aviation authority directive (DGAC AD 2001-305(A)) and one manufacturer service bulletin","Clear, unambiguous compliance deadline with simple 'whichever occurs first' logic"],"plain_english_summary":"This Airworthiness Directive requires operators of Socata TB200 aeroplanes to inspect or remedy nose gear forks that were supplied as spare parts between 1 January 1999 and 28 February 2001, following Socata Service Bulletin SB 10-120-32. Action must be taken at the next maintenance after 4 October 2001 or by 31 March 2002 at the latest. A manufacturing fault could cause nose-wheel failure during landing or taxi, creating an unsafe condition."},"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"}},"importantCases":[],"_links":{"self":"/api/acts/ad-tb-200-6-nose-gear-fork","history":"/api/acts/ad-tb-200-6-nose-gear-fork/history","analysis":"/api/acts/ad-tb-200-6-nose-gear-fork/analysis","conflicts":"/api/acts/ad-tb-200-6-nose-gear-fork/conflicts","importantCases":"/api/acts/ad-tb-200-6-nose-gear-fork/important-cases","documents":"/api/acts/ad-tb-200-6-nose-gear-fork/documents"}}