{"id":"F2006B04680","name":"AD/BELL 412/7 Amdt 1 - Airspeed and Ground Operation Restriction","slug":"ad-bell-412-7-amdt-1-airspeed-and-ground-operation-restriction","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":44432,"registerId":"commonwealth-F2006B04680-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BELL 412/7 Amdt 1 - Airspeed and Ground Operation Restriction","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)  Bell Helicopter Textron 412 Series Helicopters\n\n \n\nAD/BELL 412/7\n\nAmdt1\n\n\nAirspeed and Ground Operation Restriction 6/83\n\n \n\nApplicability: All models not modified in accordance with AD/BELL 412/8. Document:  Bell Alert SB No. 412-82-10.\n\nCompliance: Immediate.\n\n \n\nBackground: This AD is not Applicability modified in accordance with AD/BELL 412/8.\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":2047},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"As Amendment 1, this appears to maintain the original scope of AD/BELL 412/7. The applicability remains limited to Bell 412 models not modified under AD/BELL 412/8, suggesting this is a technical update or clarification rather than an expansion of coverage."},"complexity_factors":["Single operative requirement (airspeed and ground operation restriction)","No defined terms or interpretation section","Only one cross-reference (to related directive AD/BELL 412/8)","Immediate compliance with no conditional timelines or exceptions","Extremely short length (under 200 words of substantive text)"],"plain_english_summary":"**What this is:** An immediate safety rule (called an Airworthiness Directive) for operators of Bell 412 helicopters.\n\n**What it does:**\n*   **Restricts airspeed and ground operations** for these helicopters to prevent unsafe flight conditions.\n*   **Applies immediately** — there is no grace period.\n\n**Who must follow it:**\n*   Anyone operating a Bell 412 helicopter that **has not** already been modified according to a previous safety directive (**AD/BELL 412/8**).\n\n**Why it exists:**\n*   The directive responds to a manufacturer safety alert (**Bell Alert Service Bulletin 412-82-10**) identifying risks with these aircraft. If your helicopter was already fixed under the previous directive (AD/BELL 412/8), you don't need to do anything new."}},"importantCases":[],"_links":{"self":"/api/acts/ad-bell-412-7-amdt-1-airspeed-and-ground-operation-restriction","history":"/api/acts/ad-bell-412-7-amdt-1-airspeed-and-ground-operation-restriction/history","analysis":"/api/acts/ad-bell-412-7-amdt-1-airspeed-and-ground-operation-restriction/analysis","conflicts":"/api/acts/ad-bell-412-7-amdt-1-airspeed-and-ground-operation-restriction/conflicts","importantCases":"/api/acts/ad-bell-412-7-amdt-1-airspeed-and-ground-operation-restriction/important-cases","documents":"/api/acts/ad-bell-412-7-amdt-1-airspeed-and-ground-operation-restriction/documents"}}