{"id":"F2006B01866","name":"AD/A320/118 - Slide Raft Girt Bar","slug":"ad-a320-118-slide-raft-girt-bar","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":41062,"registerId":"commonwealth-F2006B01866-current","compilationNumber":null,"startDate":"2026-04-01","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"AIRWORTHINESS DIRECTIVE","sectionType":"part","heading":"AIRWORTHINESS DIRECTIVE","content":"# AIRWORTHINESS DIRECTIVE\n\n![](image.002.png)\n\n![](image.002.png)  \nFor the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.","sortOrder":0},{"sectionNumber":"AD/A320/118 Slide Raft Girt Bar 5/2001","sectionType":"part","heading":"AD/A320/118 Slide Raft Girt Bar 5/2001","content":"# AD/A320/118 Slide Raft Girt Bar 5/2001\n\nApplicability: All Model A319, A320, & A321 aircraft; with Modification 20234 or Airbus Industrie Service Bulletin A320-25-1055 incorporated, and without Modification 28212 in production or Service Bulletin A320-52-1102 Revision 1 in-service.\n\nRequirement: Replace the carbon-steel trigger spring of the slide/raft at each passenger door location in accordance with the instructions contained in Airbus Industrie Service Bulletin A320-52-1102 Revision 1.\n\nNote 1: DGAC AD 2001-063(B) refers.\n\nNote 2: Simultaneous accomplishment of Service Bulletin A320-52-1068 as mentioned in Service Bulletin A320-52-1102 Revision 1 is not mandated by DGAC AD 2001-063(B), or this Airworthiness Directive.\n\nCompliance: Before 3 September 2002 or within 30 months from the Entry into Service of the aircraft, whichever occurs later.\n\nThis Airworthiness Directive becomes effective on 17 May 2001.\n\nBackground: During slide/raft deployment tests, the slide/raft girt detached from the door sill and the slide/raft was unable to deploy. The trigger spring which maintains the telescopic slide bar in the extended position was found broken due to severe corrosion, and the girt bar was incorrectly fixed to the door sill. As a consequence, passenger egress would be delayed in the event of an emergency evacuation.\n\n![](image.003.png)  \n\nDavid Alan Villiers\n\nDelegate of the Civil Aviation Safety Authority 2 April 2001\n\n![](image.002.png)  \n\nThe above AD is notified in the Commonwealth of Australia Gazette on 18 April 2001.","sortOrder":1}],"analysis":{"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"The AD targets a specific unsafe condition (corroded/broken trigger spring causing slide/raft deployment failure) on defined A320-family aircraft with particular modification/service‑bulletin status. It imposes a single corrective action—replacement per Airbus SB A320‑52‑1102 Rev1—and does not expand obligations beyond that remedial work; simultaneous accomplishment of SB A320‑52‑1068 is explicitly not mandated (Note 2)."},"complexity_factors":["Narrow applicability dependent on specific incorporated or absent modifications/service bulletins (Applicability)","Mandatory replacement must follow an external Airbus service bulletin (Requirement) — requires operators to obtain and implement SB instructions","Dual compliance deadline formula (fixed date or 30 months from Entry into Service, whichever later) increases scheduling complexity (Compliance)","Reference to related service bulletin that is explicitly not mandated (Note 2) requires operators to track optional versus mandatory work","Safety issue based on component corrosion and incorrect girt-bar installation identified in tests (Background) — necessitates inspection/parts replacement rather than broader structural work"],"plain_english_summary":"Requires operators of A319/A320/A321 aircraft (with Mod 20234 or SB A320‑25‑1055 and without Mod 28212 or SB A320‑52‑1102 Rev1) to replace the carbon‑steel trigger spring for each passenger‑door slide/raft using Airbus SB A320‑52‑1102 Rev1 (Requirement; Applicability). CASA issued the AD under CAR 1998 subregulation 39.1(1) with compliance by 3 Sept 2002 or within 30 months of Entry‑into‑Service (Compliance). Operators bear parts, labour and scheduling costs; measure addresses corrosion‑caused deployment failures found in tests (Background)."},"kimi_summary":{"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"This Airworthiness Directive maintains its original narrow scope: addressing a specific mechanical defect in emergency slide deployment systems on particular Airbus aircraft. There is no evidence of scope creep; it targets exactly the unsafe condition identified in the background (corroded trigger springs) without expanding to unrelated systems or aircraft types."},"complexity_factors":["Single, specific mechanical action required (spring replacement)","Limited applicability criteria (3 specific aircraft models, 2 modification conditions)","Clear compliance deadline (single date or timeframe)","No nested exceptions or conditional logic","Only 2 brief notes providing context, not creating additional obligations","Straightforward background explaining the safety risk"],"plain_english_summary":"CASA has issued a safety order requiring owners, operators and maintenance of certain Airbus A319/A320/A321 aircraft to replace a carbon‑steel trigger spring in passenger door emergency escape slides per Airbus service instructions. \n\nThe spring can corrode and break, risking slide non‑deployment and obstructing evacuation; replacing it prevents a potentially fatal evacuation failure."},"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"}},"importantCases":[],"_links":{"self":"/api/acts/ad-a320-118-slide-raft-girt-bar","history":"/api/acts/ad-a320-118-slide-raft-girt-bar/history","analysis":"/api/acts/ad-a320-118-slide-raft-girt-bar/analysis","conflicts":"/api/acts/ad-a320-118-slide-raft-girt-bar/conflicts","importantCases":"/api/acts/ad-a320-118-slide-raft-girt-bar/important-cases","documents":"/api/acts/ad-a320-118-slide-raft-girt-bar/documents"}}