{"id":"F2006B05433","name":"AD/PA-22/29 - Fuselage Structure, Upper Cabin - Inspection","slug":"ad-pa-22-29-fuselage-structure-upper-cabin-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":46138,"registerId":"commonwealth-F2006B05433-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-22/29 - Fuselage Structure, Upper Cabin - Inspection","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 22.10.0\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\nCOMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n \n\n![](image.001.png)  Piper PA-22 (Tri-Pacer and Colt) Series Aeroplanes\n\n \n\nAD/PA-22/29 Fuselage Structure, Upper Cabin - Inspection 12/77\n\nApplicability: All models.\n\n \n\nRequirement: 1. Remove interior trim to expose fuselage lateral members at top of windshield, front and rear spar carry through structure and upper longerons in cabin area.\n\n \n\n2. Visually inspect the exposed structural members for corrosion and condition of protective coatings.\n\n \n\nCompliance: Initially inspect before 1 January 1979, unless inspected since 1 July 1977, and thereafter at intervals not exceeding 3 years.\n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1657},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"The directive maintains its original narrow technical scope regarding corrosion inspections of specific structural components on the Piper PA-22 aircraft series. It has not expanded beyond this specific safety mandate."},"complexity_factors":["Single page length with minimal text","No defined terms or interpretation section","Simple three-part structure (Applicability, Requirement, Compliance)","No conditional logic, exceptions, or cross-references to other legislation","Straightforward periodic inspection mandate"],"plain_english_summary":"This CASA Airworthiness Directive requires owners/operators of Piper PA‑22 Tri‑Pacer and Colt aircraft to perform corrosion inspections of the upper cabin structure by removing interior trim to expose and inspect key longitudinal and carry‑through members. \n\nThe inspections must begin by the specified initial date (or if already done after the listed cutoff) and be repeated at intervals not exceeding three years to protect structural integrity and flight safety."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-22-29-fuselage-structure-upper-cabin-inspection","history":"/api/acts/ad-pa-22-29-fuselage-structure-upper-cabin-inspection/history","analysis":"/api/acts/ad-pa-22-29-fuselage-structure-upper-cabin-inspection/analysis","conflicts":"/api/acts/ad-pa-22-29-fuselage-structure-upper-cabin-inspection/conflicts","importantCases":"/api/acts/ad-pa-22-29-fuselage-structure-upper-cabin-inspection/important-cases","documents":"/api/acts/ad-pa-22-29-fuselage-structure-upper-cabin-inspection/documents"}}