{"id":"F2006B05148","name":"AD/CESSNA 188/13 - Front Main Spar","slug":"ad-cessna-188-13-front-main-spar","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":45233,"registerId":"commonwealth-F2006B05148-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 188/13 - Front Main Spar","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)  Cessna 188 (Agwagon) Series Aeroplanes\n\n \n\nAD/CESSNA 188/13 Front Main Spar 6/69\n\nApplicability: All models.\n\n \n\nRequirement: Inspect the front spar and doublers for cracking in the area adjacent to the attachment bolt at the root end.\n\n \n\nCompliance: Within 100 hours time in service and thereafter at intervals not exceeding 200 hours time in service.\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\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1684},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This Airworthiness Directive remains tightly scoped to its original purpose: addressing a specific structural fatigue issue (cracking in the front main spar) in a specific aircraft type (Cessna 188). There is no evidence of expansion beyond the original safety mandate."},"complexity_factors":["Single, straightforward operational requirement with no exceptions","No definitions section or technical terms requiring interpretation","No cross-references to other legislative instruments","Unconditional applicability (applies to all models without caveats)","Simple linear compliance timeline (initial + recurring)"],"plain_english_summary":"This CASA airworthiness directive legally requires owners/operators of Cessna 188 “Agwagon” aircraft to inspect the front main spar and doubler plates at the wing root/attachment-bolt area for cracks. The first check must be done within 100 hours’ time-in-service and repeated every 200 hours. It’s intended to detect fatigue cracking from agricultural low‑level operations that could lead to catastrophic wing failure."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-188-13-front-main-spar","history":"/api/acts/ad-cessna-188-13-front-main-spar/history","analysis":"/api/acts/ad-cessna-188-13-front-main-spar/analysis","conflicts":"/api/acts/ad-cessna-188-13-front-main-spar/conflicts","importantCases":"/api/acts/ad-cessna-188-13-front-main-spar/important-cases","documents":"/api/acts/ad-cessna-188-13-front-main-spar/documents"}}