{"id":"F2006B11056","name":"AD/L200/6 - Wing and Tailplane Structural Fatigue Life","slug":"ad-l200-6-wing-and-tailplane-structural-fatigue-life","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":56681,"registerId":"commonwealth-F2006B11056-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/L200/6 - Wing and Tailplane Structural Fatigue Life","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)  Morava L200 Series Aeroplanes\n\n \n\nAD/L200/6 Wing and Tailplane Structural Fatigue Life 10/78\n\nApplicability: All models.\n\n \n\nDocument: Omnipol IB No. L200/114. Compliance:  Forthwith.\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":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The supplied text is a single AD that applies to all Morava L200 series aeroplanes and makes compliance with Omnipol IB No. L200/114 mandatory forthwith. There is no information in the supplied text about any prior or different scope, so there is no evidence here that the scope has changed from an earlier stated intent."},"complexity_factors":["Extremely brief directive text that delegates substantive technical requirements to an external document (Omnipol IB No. L200/114), increasing practical complexity for implementers who must consult another source (Document: Omnipol IB No. L200/114).","Immediate compliance requirement (\"Forthwith\") creates operational urgency and scheduling complexity for owners/operators (Compliance: Forthwith).","Applicability to all models of the L200 series increases the population affected and the potential aggregate burden (Applicability: All models).","Legal authority and enforcement are under Civil Aviation Regulations Part 39 and CASA, but the AD does not set out enforcement mechanics in the supplied text (header), leaving some procedural detail to regulatory framework and practice.","Technical complexity of fatigue-life measures (implied by the title) is presumably high, but technical specifics are absent from this text and are contained in the referenced Omnipol instruction."],"plain_english_summary":"This Airworthiness Directive (AD/L200/6) requires all Morava L200 owners/operators to comply forthwith with the technical measures in Omnipol IB No. L200/114 to address wing and tailplane structural fatigue life. Issued by the Civil Aviation Safety Authority, it makes those inspections/repairs and any operational limits mandatory and places scheduling, execution and costs on the owners/operators."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard, narrow airworthiness directive from 1978 (as indicated by '10/78' in the reference number). It addresses a specific technical safety issue (fatigue life) for a specific aircraft type. There is no indication of scope creep; it remains tightly focused on its original purpose of ensuring structural integrity of Morava L200 aircraft."},"complexity_factors":["Extremely short document (approximately 150 words)","No defined terms section","No cross-references to other legislation beyond the enabling regulations (Civil Aviation Regulations 1998, Part 39)","Single, unconditional compliance requirement ('Forthwith')","No exceptions, exemptions, or conditional logic","Simple binary applicability (all models)","Relies entirely on external technical document (Omnipol IB No. L200/114) for substantive requirements"],"plain_english_summary":"This is an **Airworthiness Directive (AD)** issued by Australia's Civil Aviation Safety Authority (CASA) under the Civil Aviation Regulations 1998. It applies to all models of **Morava L200 series aeroplanes** (a type of Czechoslovakian-built light aircraft).\n\n**What it does:**\nThe directive addresses **structural fatigue life** concerns for the **wings and tailplane** (the horizontal stabiliser at the rear of the aircraft). Fatigue refers to the weakening of metal structures over time due to repeated stress from takeoffs, landings, and flight manoeuvres.\n\n**What aircraft owners/operators must do:**\n- **Compliance:** \"Forthwith\" — meaning immediately, without delay.\n- **Document reference:** Follow the procedures outlined in **Omnipol IB No. L200/114** (an instruction bulletin from the aircraft manufacturer or relevant authority).\n\n**Why it matters:**\nStructural fatigue can lead to catastrophic failure of critical flight components. This directive ensures that operators inspect, modify, or retire these aircraft components before they reach a dangerous level of fatigue, preventing potential accidents.\n\n**Key takeaway:** If you own or operate a Morava L200, you must immediately comply with the manufacturer's bulletin regarding wing and tailplane structural life limits."}},"importantCases":[],"_links":{"self":"/api/acts/ad-l200-6-wing-and-tailplane-structural-fatigue-life","history":"/api/acts/ad-l200-6-wing-and-tailplane-structural-fatigue-life/history","analysis":"/api/acts/ad-l200-6-wing-and-tailplane-structural-fatigue-life/analysis","conflicts":"/api/acts/ad-l200-6-wing-and-tailplane-structural-fatigue-life/conflicts","importantCases":"/api/acts/ad-l200-6-wing-and-tailplane-structural-fatigue-life/important-cases","documents":"/api/acts/ad-l200-6-wing-and-tailplane-structural-fatigue-life/documents"}}