{"id":"F2006B07767","name":"Airworthiness Directives 2004 - Revocation and Remaking - Boeing 717 Series Aeroplanes","slug":"airworthiness-directives-2004-revocation-and-remaking-boeing-717-series-aeroplanes","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"in_force","isInForce":true,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":50536,"registerId":"commonwealth-F2006B07767-current","compilationNumber":null,"startDate":"2026-04-02","status":"InForce","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"Airworthiness Directives 2004 - Revocation and Remaking - Boeing 717 Series Aeroplanes","content":"Airworthiness Directives 2004\n\nI, DAVID ALAN VILLIERS, delegate of the Civil Aviation Safety\n\nAuthority, acting under subregulation 39.001 (1) of the Civil\n\nAviation Safety Regulations 1998:\n\n(a) revoke the Airworthiness Directives mentioned in\n\nSchedule 1; and\n\n(b) make, as separate instruments, each Airworthiness\n\nDirective mentioned in Schedule 1 and attached.\n\n![](image.001.png)\n\nDavid Villiers\n\nDelegate of the Civil Aviation Safety Authority\n\n20 December 2004\n\nNote: Each attached Airworthiness Directive is being re-made in exactly the\n\nsame form as appears in the latest published edition of the Directive.\n\n  \nSchedule 1 Revocation and Remaking of\n\nAirworthiness Directives\n\nBoeing 717 Series Aeroplanes\n\nAD Name AD Number\n\nHorizontal Stabiliser Jackscrew AD/B717/1 Amdt 1\n\nLoss of Altitude Information AD/B717/2\n\nSpoiler Hold-Down Actuator Rod End AD/B717/3\n\nRudder Trim Control AD/B717/4 Amdt 1\n\nSpoiler Hold-Down Actuator Supports AD/B717/5\n\nSpoiler Actuator Shut-Off Valve AD/B717/6\n\nSpoiler Actuator Support Fittings and Stop Pads AD/B717/7\n\nUpper Centre Fuselage Longerons AD/B717/8\n\nWing Rear Spar AD/B717/9\n\nMain Spoiler Actuators Support Fitting Assemblies AD/B717/10\n\nSafe-Life Structure and Principal Structural Elements AD/B717/11\n\nAuxiliary Hydraulic Pump Electric Motor AD/B717/12\n\nHorizontal Stabilizer Outer Skin Panels AD/B717/13\n\nHorizontal Stabiliser Hinge Fittings and Structure and Elevator Sectors AD/B717/14\n\nFlight Management System AD/B717/15\n\nCargo Restraint Strap Assemblies AD/B717/16","sortOrder":0}],"analysis":{"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":"The legislation maintains its original scope. This is a technical remaking instrument that preserves the exact content of pre-existing Airworthiness Directives. The scope is limited to the specific Boeing 717 safety directives listed in Schedule 1, with no expansion beyond the original regulatory intent."},"complexity_factors":["Very short document (under 500 words)","Simple binary structure: revocation + remaking","Only one defined term implicitly used (Airworthiness Directive)","No conditional logic or exceptions","No cross-references to other legislation beyond the enabling regulation (subregulation 39.001(1))","Straightforward tabular schedule listing 16 items","Purpose is purely administrative — reissuing existing rules without substantive amendment"],"plain_english_summary":"This CASA order revokes and reissues 16 existing Airworthiness Directives for Boeing 717 aircraft, effectively replacing the old legal instruments with fresh standalone ones. It affects Boeing 717 owners, operators and maintenance organisations in Australia and ensures the same mandatory safety requirements remain legally enforceable under current regulations — a legal housekeeping action, not a change to the directives’ substance."},"flash_summary":{"complexity_score":3,"scope_assessment":{"changed":false,"description":"Scope not changed. The instrument revokes and re‑issues the listed Boeing 717 Airworthiness Directives without altering their content (per the Note). Obligations and affected aircraft remain the same; only the legal form and separation into separate instruments are altered."},"complexity_factors":["Number of directives affected: 15 distinct ADs listed in Schedule 1 (adds administrative scope).","Legal mechanism: revocation and re‑making under Civil Aviation Safety Regulations subreg 39.001(1) (single-step statutory exercise).","Substantive change: none — Note states each AD is re-made in exactly the same form as the latest published edition, reducing substantive legal complexity.","Administrative impact: splitting/issuing separate instruments changes citation, filing and compliance-record processes for regulators and operators.","Stakeholders: multiple parties (CASA delegate, registry, Boeing 717 owners/operators/maintainers) require coordination but no new technical compliance actions."],"plain_english_summary":"This instrument, signed by David Alan Villiers as delegate of the Civil Aviation Safety Authority under subregulation 39.001(1), revokes a set of Airworthiness Directives for Boeing 717 series aeroplanes and remakes each one as a separate, standalone instrument. Each remade directive is identical in content to the latest published edition. It affects Boeing 717 owners, operators and maintenance organisations by changing the legal form and citation of existing ADs; the directives’ substantive requirements are unchanged but administrative citation and record-keeping may need updating."}},"importantCases":[],"_links":{"self":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-boeing-717-series-aeroplanes","history":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-boeing-717-series-aeroplanes/history","analysis":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-boeing-717-series-aeroplanes/analysis","conflicts":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-boeing-717-series-aeroplanes/conflicts","importantCases":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-boeing-717-series-aeroplanes/important-cases","documents":"/api/acts/airworthiness-directives-2004-revocation-and-remaking-boeing-717-series-aeroplanes/documents"}}