{"id":"F2006B10349","name":"AD/HILLER 12/2 - Main Rotor Blade Spar - Inspection","slug":"ad-hiller-12-2-main-rotor-blade-spar-inspection","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":56116,"registerId":"commonwealth-F2006B10349-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/HILLER 12/2 - Main Rotor Blade Spar - 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)  Hiller UH-12 Series Helicopters\n\n \n\nAD/HILLER 12/2 Main Rotor Blade Spar - Inspection 2/61 Applicability:              All models UH-12D and UH-12E prior to S/Nos. 2086 except S/Nos. 1074 and 2084. Document:               Hiller SB No. 2016.\n\nCompliance: Before 7 February 1961.\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":2937},"content_quality":"rejected","complexity_score":2,"rejection_reason":"The provided content appears to be an incomplete fragment or corrupted extraction containing broken XML markup (malformed ?xml declaration), HTML meta tags, image placeholders (image.001.png), and extensive empty whitespace. This indicates it is not the complete legislative instrument but rather a partial extract from a document conversion process (Aspose.Words).","scope_assessment":{"changed":false,"description":"This appears to be the original 1961 directive. Unable to assess scope changes due to incomplete and corrupted nature of the provided fragment."},"complexity_factors":["Minimal substantive legislative text (approximately 50 words)","Single straightforward compliance requirement with no exceptions","Broken XML declaration and HTML meta tags present","Image placeholder references and extensive whitespace indicating extraction errors","No defined terms or cross-references to other legislation"],"plain_english_summary":"This appears to be an **Airworthiness Directive (AD)** — a legally binding safety instruction issued by the Civil Aviation Safety Authority (CASA) under the Civil Aviation Regulations 1998.\n\n**What it does:**\n- Requires inspection of **main rotor blade spars** (the central structural beam of the rotor blades) on specific Hiller UH-12 helicopters\n- Applies to models **UH-12D and UH-12E** with serial numbers below 2086 (except serial numbers 1074 and 2084)\n- References **Hiller Service Bulletin No. 2016** for the specific inspection procedure\n\n**Who it affects:**\nOwners and operators of the specified Hiller helicopter models.\n\n**Compliance deadline:**\nBefore **7 February 1961**.\n\n**Note:** The provided text appears to be an incomplete or corrupted fragment containing broken XML markup and formatting artifacts."}},"importantCases":[],"_links":{"self":"/api/acts/ad-hiller-12-2-main-rotor-blade-spar-inspection","history":"/api/acts/ad-hiller-12-2-main-rotor-blade-spar-inspection/history","analysis":"/api/acts/ad-hiller-12-2-main-rotor-blade-spar-inspection/analysis","conflicts":"/api/acts/ad-hiller-12-2-main-rotor-blade-spar-inspection/conflicts","importantCases":"/api/acts/ad-hiller-12-2-main-rotor-blade-spar-inspection/important-cases","documents":"/api/acts/ad-hiller-12-2-main-rotor-blade-spar-inspection/documents"}}