{"id":"F2006B03604","name":"AD/BEA 206/10 Amdt 1 - Wing Structural Life Limitation","slug":"ad-bea-206-10-amdt-1-wing-structural-life-limitation","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":43195,"registerId":"commonwealth-F2006B03604-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/BEA 206/10 Amdt 1 - Wing Structural Life Limitation","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)  Beagle B206 Series Aeroplanes\n\n \n\n# AD/BEA 206/10\n\nAmdt 1\n\nApplicability: All models.\n\n# Wing Structural Life Limitation 1/76\n\n \n\nRequirement: Action in accordance with Scottish Aviation SB No. B206/54. Compliance: As detailed in the Requirement Document.\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":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is Amendment 1 to an existing Airworthiness Directive. The scope remains precisely targeted at wing structural life limitations for the Beagle B206 series. There is no evidence of scope creep; the amendment appears to be a routine update to an existing safety requirement rather than an expansion into new operational or technical areas."},"complexity_factors":["Extremely short document — approximately 150 words of substantive content","No defined terms section; relies entirely on external technical reference (Scottish Aviation SB B206/54)","No conditional logic, exceptions, or nested provisions","Single, unambiguous requirement: comply with the referenced service bulletin","No cross-references to other legislation beyond the enabling Civil Aviation Regulations 1998","Structure follows standard AD template: applicability, requirement, compliance"],"plain_english_summary":"**What this is:** This is an **Airworthiness Directive (AD)** — essentially a mandatory safety order issued by Australia's Civil Aviation Safety Authority (CASA). Think of it like a compulsory recall notice, but for aircraft rather than cars.\n\n**What it does:** It requires owners and operators of **Beagle B206 series aeroplanes** (a British-built light aircraft from the 1960s-70s) to take specific action regarding **wing structural life limits**. The wings have a finite safe lifespan, and this directive mandates compliance with **Scottish Aviation Service Bulletin No. B206/54** — a technical document that sets out inspection, modification, or retirement requirements for the wing structure.\n\n**Who it affects:** Anyone who owns, operates, or maintains a Beagle B206 aircraft in Australia. This includes flying schools, private owners, and maintenance organisations.\n\n**Why it matters:** Wing structural failures can be catastrophic. This directive exists because the original manufacturer (or subsequent design authority, Scottish Aviation) identified that the wings cannot fly indefinitely — they accumulate fatigue damage over time. The AD makes compliance with the manufacturer's safety bulletin **legally enforceable** under Australian aviation law. Ignoring it means the aircraft cannot legally fly.\n\n**Key point:** The directive itself doesn't spell out the technical details — it simply says \"do what Scottish Aviation says in Bulletin B206/54.\" This is common in aviation regulation, where the legislation \"incorporates by reference\" technical standards set by manufacturers or international bodies."},"flash_summary":{"complexity_score":5,"scope_assessment":{"changed":false,"description":"The supplied text identifies this instrument as Amendment 1 (Amdt 1) but does not set out any revised or differing scope within the excerpt. The AD as presented applies to \"All models\" of the Beagle B206 series and requires action per Scottish Aviation SB No. B206/54 with compliance \"As detailed in the Requirement Document.\" No explicit change of scope from the original instrument is stated in the provided text."},"complexity_factors":["Delegation to external technical documents (Scottish Aviation SB No. B206/54 and an unspecified Requirement Document) — the AD contains no technical steps, increasing operational complexity","Lack of specified compliance dates or procedural detail in the AD text — operators must consult external sources for timelines","Wide applicability wording (\"All models\") concentrates the obligation on all owners/operators of the model series","Amendment notation (\"Amdt 1\") without the preceding version text in the supplied excerpt makes it unclear what, if anything, has changed from prior text","Enforcement and interpretation rely on CASA and the clarity of the referenced documents rather than the AD body itself, adding administrative discretion and potential for dispute"],"plain_english_summary":"This Airworthiness Directive from CASA applies to Beagle B206 series aeroplanes and mandates compliance with Scottish Aviation Service Bulletin No. B206/54 and its accompanying Requirement Document. Aircraft owners/operators must obtain and carry out the maintenance, inspection or retirement actions those documents specify. The AD itself delegates technical steps and schedules to the referenced documents (title suggests a wing structural life limitation), so compliance costs and operational impacts fall to operators and depend on the clarity of those external documents."}},"importantCases":[],"_links":{"self":"/api/acts/ad-bea-206-10-amdt-1-wing-structural-life-limitation","history":"/api/acts/ad-bea-206-10-amdt-1-wing-structural-life-limitation/history","analysis":"/api/acts/ad-bea-206-10-amdt-1-wing-structural-life-limitation/analysis","conflicts":"/api/acts/ad-bea-206-10-amdt-1-wing-structural-life-limitation/conflicts","importantCases":"/api/acts/ad-bea-206-10-amdt-1-wing-structural-life-limitation/important-cases","documents":"/api/acts/ad-bea-206-10-amdt-1-wing-structural-life-limitation/documents"}}