{"id":"F2006B10393","name":"AD/HS 125/115 Amdt 1 - NLG Bay Sidewall","slug":"ad-hs-125-115-amdt-1-nlg-bay-sidewall","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":116051,"registerId":"commonwealth-F2006B10393-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/HS 125/115 Amdt 1 - NLG Bay Sidewall","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)  British Aerospace BAe 125 Series Aeroplanes\n\n \n\nAD/HS 125/115\n\nAmdt 1\n\n\nNLG Bay Sidewall 8/91\n\n \n\nApplicability: All model 125 up to and including series 800A and 800B. Requirement:  Action in accordance with Mandatory BAe 125 SB 53-73 Rev. 2. Compliance:               As specified in the Requirement Document.\n\nBackground: Reports of cracks in nose landing gear sidewall.\n\n \n\nAmendment 1 is raised to introduce a revision of the Requirement Document which changes the inspection area and introduces an additional check.\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":1203},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":true,"description":"Amendment 1 modifies the original directive by revising the inspection area and introducing an additional check, slightly expanding the scope of work required compared to the original AD/HS 125/115."},"complexity_factors":["Single-page document with minimal text","No legislative definitions section","Defers all technical details to external engineering document (Service Bulletin 53-73 Rev 2)","Simple applicability test (specific aircraft model numbers only)","No conditional exceptions or nested clauses"],"plain_english_summary":"This is a mandatory safety order (called an **Airworthiness Directive**) issued by the Civil Aviation Safety Authority for specific British Aerospace aircraft.\n\n**Which aircraft are affected:**\nAll BAe 125 model aircraft up to and including series 800A and 800B.\n\n**What must be done:**\nOwners and operators must inspect the **nose landing gear bay sidewall** (the structural wall surrounding the front wheel compartment) for cracks. The exact inspection steps are contained in British Aerospace Service Bulletin 53-73 Revision 2.\n\n**Why this matters:**\nCracks have been discovered in this area of the aircraft structure, which could compromise safety if left unchecked.\n\n**What's different in this version:**\nThis update (Amendment 1) changes the area that must be inspected and adds an extra check that wasn't required in the original directive."}},"importantCases":[],"_links":{"self":"/api/acts/ad-hs-125-115-amdt-1-nlg-bay-sidewall","history":"/api/acts/ad-hs-125-115-amdt-1-nlg-bay-sidewall/history","analysis":"/api/acts/ad-hs-125-115-amdt-1-nlg-bay-sidewall/analysis","conflicts":"/api/acts/ad-hs-125-115-amdt-1-nlg-bay-sidewall/conflicts","importantCases":"/api/acts/ad-hs-125-115-amdt-1-nlg-bay-sidewall/important-cases","documents":"/api/acts/ad-hs-125-115-amdt-1-nlg-bay-sidewall/documents"}}