{"id":"F2006L00431","name":"AD/DO 328/45 - Spring Tab Output Rod Hinge Bolt","slug":"ad-do-328-45-spring-tab-output-rod-hinge-bolt","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":117107,"registerId":"commonwealth-F2006L00431-current","compilationNumber":null,"startDate":"2026-04-03","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Dornier 328 Series Aeroplanes","sectionType":"division","heading":"Dornier 328 Series Aeroplanes","content":"### Dornier 328 Series Aeroplanes\n\n| AD/DO 328/45 | Spring Tab Output Rod Hinge Bolt | 3/2006 |\n| ------------ | -------------------------------- | ------ |\n\n| Applicability: | Model 328-100 aircraft, serial numbers 3001 through 3119.                                                                                                        |\n| -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------- |\n| Requirement:   | Action in accordance with LBA AD 2003-137.Note: Dornier 328 Service Bulletin No. SB-328-27-423 refers.                                                           |\n| Compliance:    | Before 31 March 2006, unless already accomplished.                                                                                                               |\n|                | This Airworthiness Directive becomes effective on 16 March 2006.                                                                                                 |\n| Background:    | The manufacturer determined that the possibility exists of failure of the Spring Tab output rod hinge bolt, and subsequent migration of the fractured bolt tail. |\n\n![](image.001.png)  \nDavid Villiers  \nDelegate of the Civil Aviation Safety Authority\n\n30 January 2006","sortOrder":0},{"sectionNumber":"AD/DO 328/45","sectionType":"part","heading":"AD/DO 328/45","content":"## AD/DO 328/45","sortOrder":1},{"sectionNumber":"Spring Tab Output Rod Hinge Bolt","sectionType":"part","heading":"Spring Tab Output Rod Hinge Bolt","content":"## Spring Tab Output Rod Hinge Bolt","sortOrder":2},{"sectionNumber":"3/2006","sectionType":"part","heading":"3/2006","content":"## 3/2006","sortOrder":3}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope remains limited to Model 328-100 aircraft serial numbers 3001–3119 and requires actions in accordance with LBA AD 2003-137 as referenced; the instrument does not add aircraft, extend serial ranges, or impose additional categories of obligation beyond the referenced materials (Applicability; Requirement; Compliance)."},"complexity_factors":["Cross-reference to LBA AD 2003-137 and Dornier Service Bulletin SB-328-27-423 — obligation depends on external documents rather than containing full procedures (Requirement).","Narrow applicability limited to Model 328-100 serial numbers 3001–3119 — small, precisely defined affected population (Applicability).","Short, fixed compliance window (must be done before 31 March 2006; effective 16 March 2006) which concentrates implementation effort (Compliance; Effective date).","Technical, safety-critical issue (potential failure and migration of fractured bolt tail) implying inspections/repairs may need specialised parts and maintenance labour (Background).","The AD text does not include step-by-step remedial procedures; implementers must obtain and follow the foreign authority AD and manufacturer SB, adding administrative steps (Requirement).","Enforcement and formal issuance delegated to CASA (signature by Delegate of the Civil Aviation Safety Authority) — centralised regulatory decision and compliance oversight."],"plain_english_summary":"This Airworthiness Directive requires operators of Dornier 328-100 aeroplanes (serial numbers 3001–3119) to carry out the inspection/repair actions set out in LBA AD 2003-137 and the referenced Dornier Service Bulletin SB-328-27-423 to address possible failure of the spring-tab output-rod hinge bolt. Compliance must be completed before 31 March 2006; the Directive is effective 16 March 2006. Operators pay for inspections/repairs; the Civil Aviation Safety Authority (delegate David Villiers) enforces the AD."},"flash_summary_failed":{"failed":true,"reason":"A positive credit balance is required for all requests, including BYOK, so fallback providers remain available. Add credits at https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Fmodal%3Dtop-up to continue.","source":"analysis-cron"},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This is a standard single-issue Airworthiness Directive addressing a specific mechanical defect. It has not expanded beyond its original safety purpose."},"complexity_factors":["Very short document (under 200 words)","Only 1 substantive requirement (comply with external LBA AD)","No defined terms section — relies entirely on external references","Simple conditional structure: single deadline with single exception (already accomplished)","No nested exceptions or cross-references to other Australian legislation"],"plain_english_summary":"CASA requires owners/operators and maintenance organisations of Dornier 328‑100 aeroplanes (S/N 3001–3119) to inspect or replace the spring‑tab output rod hinge bolt per German LBA AD 2003‑137 and Dornier SB‑328‑27‑423, with work to be completed before 31 March 2006. The AD prevents bolt failure and migration that could damage flight controls and potentially lead to loss of control."}},"importantCases":[],"_links":{"self":"/api/acts/ad-do-328-45-spring-tab-output-rod-hinge-bolt","history":"/api/acts/ad-do-328-45-spring-tab-output-rod-hinge-bolt/history","analysis":"/api/acts/ad-do-328-45-spring-tab-output-rod-hinge-bolt/analysis","conflicts":"/api/acts/ad-do-328-45-spring-tab-output-rod-hinge-bolt/conflicts","importantCases":"/api/acts/ad-do-328-45-spring-tab-output-rod-hinge-bolt/important-cases","documents":"/api/acts/ad-do-328-45-spring-tab-output-rod-hinge-bolt/documents"}}