{"id":"F2006B04195","name":"AD/BEECH 77/5 - Control Column Installation","slug":"ad-beech-77-5-control-column-installation","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43950,"registerId":"commonwealth-F2006B04195-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEECH 77/5 - Control Column Installation","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)  Beechcraft 77 (Skipper) Series Aeroplanes\n\n \n\nAD/BEECH 77/5 Control Column Installation 9/80\n\nApplicability: All model 77 with S/Nos. WA-2 to WA-80. Requirement:  Action in accordance with Beechcraft SI No. 1124. Compliance:               Before 1 November 1980.\n\nBackground: There is a possibility of the pilot’s or co-pilot’s foot being caught forward of the control column floor console.\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":1788},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This directive maintains its original narrow scope addressing the specific control column installation defect in the identified Beechcraft 77 models. There is no indication of expansion beyond the original safety issue of foot entrapment."},"complexity_factors":["Single-page instrument with no sections or subsections","No defined terms or interpretation clauses","Only one external reference (Beechcraft SI No. 1124)","Applicability limited to a specific serial number range (WA-2 to WA-80)","Single unambiguous compliance deadline","No conditional requirements or exceptions"],"plain_english_summary":"This airworthiness directive mandates a safety fix for specific Beechcraft aircraft to prevent pilots from getting their feet trapped.\n\n**Who this affects:** Owners and operators of Beechcraft 77 Skipper aeroplanes with serial numbers WA-2 through WA-80.\n\n**What you must do:** Modify the aircraft according to the technical instructions in **Beechcraft Service Instruction No. 1124**. This fixes a design flaw where the pilot's or co-pilot's foot could become trapped forward of the control column floor console, potentially restricting movement during critical flight phases.\n\n**When:** The modification had to be completed before 1 November 1980.\n\n**Why it matters:** The directive removes a physical hazard that could impair pilot control of the aircraft, ensuring safer operation."}},"importantCases":[],"_links":{"self":"/api/acts/ad-beech-77-5-control-column-installation","history":"/api/acts/ad-beech-77-5-control-column-installation/history","analysis":"/api/acts/ad-beech-77-5-control-column-installation/analysis","conflicts":"/api/acts/ad-beech-77-5-control-column-installation/conflicts","importantCases":"/api/acts/ad-beech-77-5-control-column-installation/important-cases","documents":"/api/acts/ad-beech-77-5-control-column-installation/documents"}}