{"id":"F2006B06570","name":"AD/RC-3/1 - Lift Strut Fittings","slug":"ad-rc-3-1-lift-strut-fittings","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":48338,"registerId":"commonwealth-F2006B06570-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/RC-3/1 - Lift Strut Fittings","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)  Sky Enterprises (Republic) RC-3 (Seabee) Series Aeroplanes\n\n \n\nAD/RC-3/1 Lift Strut Fittings 10/99\n\nApplicability: All Model RC-3 aircraft.\n\n \n\nRequirement: Inspect in accordance with Republic Aviation Service Bulletin No.25.\n\n \n\nNote: FAA AD 53-23-03 refers.\n\n \n\nCompliance: Before 7 January 2000, unless accomplished in the 3 months prior to 7 October 1999; thereafter at intervals not to exceed 6 calendar months.\n\n \n\nThis Airworthiness Directive becomes effective on 7 October 1999.\n\n \n\nBackground: The FAA received reports of cases of severe corrosion of the left and right upper and lower lift strut fittings, fuselage wing lift strut fittings, and wing lift strut fittings. The strength of these fittings is of primary importance to the structural integrity of the aircraft.\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":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow Airworthiness Directive targeting a specific safety defect in a specific aircraft type. It has not expanded beyond its original purpose of mandating corrosion inspections for the RC-3 Seabee lift strut fittings."},"complexity_factors":["Very short document (under 300 words)","Only 4 operative paragraphs (Applicability, Requirement, Note, Compliance)","Single defined reference (Republic Aviation Service Bulletin No.25)","Simple temporal compliance structure (one deadline + recurring interval)","No nested conditions, exceptions, or cross-references to other legislation","Background provided for context but not legally operative"],"plain_english_summary":"CASA mandates owners/operators of Republic RC-3 “Seabee” amphibians inspect the wing-to-fuselage lift strut fittings for severe corrosion per Republic Aviation Service Bulletin No. 25.  \n\nInspections were required before 7 Jan 2000 (or sooner if not done within three months before Oct 1999) and must be repeated every six months — a safety measure to prevent corrosion-related structural wing failure and potential loss of the aircraft."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The directive, as presented, applies to all Model RC-3 aircraft and mandates inspections and recurring intervals to address reported corrosion. The text contains no indication that the scope has been expanded or narrowed from an earlier intent; it is focused on lift strut fitting inspection requirements to protect structural integrity."},"complexity_factors":["Applies to all Model RC-3 aircraft — broad applicability increases number of affected operators.","Mandates inspections to be performed in accordance with an external document (Republic Aviation Service Bulletin No.25), requiring access to and compliance with that bulletin.","Initial compliance timing includes a deadline with a recent-completion exception, creating a short-term administrative scheduling requirement.","Recurring inspections at intervals not to exceed six calendar months impose an ongoing compliance burden.","Safety-critical subject matter (structural fittings) means inspections may lead to costly repairs or grounding decisions by operators.","References to FAA AD create an expectation of coordination or consistency with foreign regulator guidance."],"plain_english_summary":"This Airworthiness Directive requires owners/operators of all Republic RC-3 (Seabee) aircraft to carry out inspections of the left/right and upper/lower lift strut fittings in line with Republic Aviation Service Bulletin No.25. It responds to reported severe corrosion of those fittings and takes effect 7 October 1999; inspections must be completed by the specified initial deadline and repeated at intervals not exceeding six months. The inspections and any repairs are the responsibility of the aircraft owner/operator and create recurring maintenance and scheduling costs."}},"importantCases":[],"_links":{"self":"/api/acts/ad-rc-3-1-lift-strut-fittings","history":"/api/acts/ad-rc-3-1-lift-strut-fittings/history","analysis":"/api/acts/ad-rc-3-1-lift-strut-fittings/analysis","conflicts":"/api/acts/ad-rc-3-1-lift-strut-fittings/conflicts","importantCases":"/api/acts/ad-rc-3-1-lift-strut-fittings/important-cases","documents":"/api/acts/ad-rc-3-1-lift-strut-fittings/documents"}}