{"id":"F2006L01103","name":"AD/CONVAIR/4 - Supplemental Inspection Program","slug":"ad-convair-4-supplemental-inspection-program","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":58455,"registerId":"commonwealth-F2006L01103-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Kelowna Flightcraft (General Dynamics/Co","sectionType":"division","heading":"Kelowna Flightcraft (General Dynamics/Convair) Series Aeroplanes","content":"### Kelowna Flightcraft (General Dynamics/Convair) Series Aeroplanes\n\n| AD/CONVAIR/4 | Supplemental Inspection Program | 5/2006 |\n| ------------ | ------------------------------- | ------ |\n\n| Applicability: | All Model 340, 440, and all such model aircraft converted to turbopropeller power.                                                                                                                                                                                                                                                                                                                                                                                               |\n| -------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Inspect in accordance with General Dynamics, Convair Division, “Supplemental Inspection Document (SID), Model 340 / 440”, Report No. ZS-340-1000, Revision 1, dated 15 April 1991; including Addenda I, II, and III, all dated April 15, 1991.If cracked structure is detected during any inspection required by this Directive, before further flight, repair in accordance with SID Model 340/440 Report No.ZS-340-1000, Revision 1.Note: FAA AD 92-06-06 Amdt 39-8186 refers. |\n| Compliance:    | At the threshold and repeat inspection times specified in the Requirement document.                                                                                                                                                                                                                                                                                                                                                                                              |\n|                | This Airworthiness Directive becomes effective on 11 May 2006.                                                                                                                                                                                                                                                                                                                                                                                                                   |\n| Background:    | The FAA requires certain inspections to ensure the structural integrity of the aircraft.                                                                                                                                                                                                                                                                                                                                                                                         |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n29 March 2006","sortOrder":0},{"sectionNumber":"AD/CONVAIR/4","sectionType":"part","heading":"AD/CONVAIR/4","content":"## AD/CONVAIR/4","sortOrder":1},{"sectionNumber":"Supplemental Inspection Program","sectionType":"part","heading":"Supplemental Inspection Program","content":"## Supplemental Inspection Program","sortOrder":2},{"sectionNumber":"5/2006","sectionType":"part","heading":"5/2006","content":"## 5/2006","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":3,"scope_assessment":{"changed":false,"description":"This is a standard Airworthiness Directive implementing a specific supplemental inspection program for aging aircraft. It matches its original purpose of ensuring structural integrity through mandated inspections, with no evidence of scope creep or expansion beyond the specific Convair models identified."},"complexity_factors":["Short, single-purpose directive with one primary requirement","Only 3 aircraft models covered (Model 340, 440, and turboprop conversions)","References external technical document (SID Report No. ZS-340-1000) rather than reproducing detailed specifications inline","Simple conditional logic: 'if cracked structure detected → repair before flight'","No nested exceptions or complex compliance alternatives","Minimal defined terms (only implicit definitions through model references)"],"plain_english_summary":"This AD requires Australian owners and operators of Convair 340 and 440 (including turboprop conversions) to follow the Supplemental Inspection Document (SID) structural inspection program, carry out recurring checks for cracks/damage, and repair any defects before further flight. It targets ageing airframes vulnerable to metal fatigue, aligns Australian rules with FAA AD 92-06-06, and took effect 11 May 2006."},"flash_summary":{"complexity_score":4,"scope_assessment":{"changed":false,"description":"The Directive implements a supplemental inspection regime for the specified aircraft models consistent with the FAA requirement referenced. It applies to all Model 340 and 440 aircraft (including turboprop conversions) and requires inspections and repairs as set out in the cited SID; the instrument does not expand or narrow that stated applicability within the text (Applicability; Requirement; Background)."},"complexity_factors":["Dependence on an external technical document (SID Report No. ZS-340-1000 Rev 1 and Addenda I–III) for thresholds and procedures creates operational dependency on that document (Requirement).","Broad applicability to all Model 340/440 and those converted to turboprop power increases the operator population affected (Applicability).","Immediate operational constraint: any cracked structure found must be repaired before further flight, imposing potential short-notice grounding and repair costs (Requirement).","Compliance timing is set by the SID rather than in the Directive itself, requiring operators to consult and follow the SID for thresholds and repeat intervals (Compliance).","Cross-reference to FAA AD 92-06-06 creates an additional source to check for related obligations or differences (Requirement / Background).","Limited regulatory discretion in this text — the Directive prescribes inspections and mandatory repair before flight, but enforcement and practical inspection administration rest with CASA and operators (Effective date / Delegate signature)."],"plain_english_summary":"This Directive requires operators of all Convair Model 340 and 440 aeroplanes (including those converted to turboprop) to carry out the inspections in General Dynamics, Convair Division, “Supplemental Inspection Document (SID), Model 340 / 440” Report No. ZS-340-1000 Revision 1 (with Addenda I–III) and to repair any cracked structure before further flight. It takes effect 11 May 2006. Operators pay for inspections and repairs; the Civil Aviation Safety Authority enforces compliance. The stated purpose is to ensure structural integrity per the FAA requirement."}},"importantCases":[],"_links":{"self":"/api/acts/ad-convair-4-supplemental-inspection-program","history":"/api/acts/ad-convair-4-supplemental-inspection-program/history","analysis":"/api/acts/ad-convair-4-supplemental-inspection-program/analysis","conflicts":"/api/acts/ad-convair-4-supplemental-inspection-program/conflicts","importantCases":"/api/acts/ad-convair-4-supplemental-inspection-program/important-cases","documents":"/api/acts/ad-convair-4-supplemental-inspection-program/documents"}}