{"id":"F2006B05548","name":"AD/PA-25/10 - Jury Struts - Inspection and Modification","slug":"ad-pa-25-10-jury-struts-inspection-and-modification","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":46498,"registerId":"commonwealth-F2006B05548-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/PA-25/10 - Jury Struts - Inspection and Modification","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-25 (Pawnee) Series Aeroplanes\n\n \n\nAD/PA-25/10 Jury Struts - Inspection and Modification 11/62\n\nApplicability: Model PA-25-235 with S/Nos. 25-2000 to 25-2165. Document:  Piper SL No. 387.\n\nCompliance: Before 1 September 1971.\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\n \n\n \n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1350},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This airworthiness directive maintains its original narrow scope addressing a specific structural defect in a limited production run of aircraft. No expansion beyond the original jury strut safety issue is evident."},"complexity_factors":["Extremely brief instrument (approximately 100 words)","Single applicability criterion (specific model plus serial number range)","No defined terms or interpretation sections","Simple unconditional compliance deadline","Technical implementation details contained entirely in external manufacturer document"],"plain_english_summary":"**What this does:** This is a mandatory safety order requiring owners of specific Piper agricultural aircraft to inspect and modify the \"jury struts\" — structural supports that help stabilise the wings.\n\n**Who it affects:** Only owners of **Piper PA-25-235** model aircraft with serial numbers from **25-2000 to 25-2165** (specific crop-dusting planes built in a certain production run).\n\n**What must be done:** Owners must follow the instructions in **Piper Service Letter No. 387** to inspect and modify these struts **before 1 September 1971**.\n\n**Why it matters:** This prevents potential structural failure of the wing supports that could cause a crash. The directive converts a manufacturer recommendation into a legal requirement."}},"importantCases":[],"_links":{"self":"/api/acts/ad-pa-25-10-jury-struts-inspection-and-modification","history":"/api/acts/ad-pa-25-10-jury-struts-inspection-and-modification/history","analysis":"/api/acts/ad-pa-25-10-jury-struts-inspection-and-modification/analysis","conflicts":"/api/acts/ad-pa-25-10-jury-struts-inspection-and-modification/conflicts","importantCases":"/api/acts/ad-pa-25-10-jury-struts-inspection-and-modification/important-cases","documents":"/api/acts/ad-pa-25-10-jury-struts-inspection-and-modification/documents"}}