{"id":"F2006L01308","name":"AD/B747/260 - Bulkhead Frame Support at Body Station 2598 - CANCELLED","slug":"ad-b747-260-bulkhead-frame-support-at-body-station-2598-cancelled","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":58785,"registerId":"commonwealth-F2006L01308-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/B747/260 - Bulkhead Frame Support at Body Station 2598 - CANCELLED","content":"---\nmeta-content-style-type: text/css\nmeta-content-type: application/xhtml+xml; charset=utf-8\nmeta-generator: Aspose.Words for .NET 20.2\ntitle: AIRCRAFT\n---\n\n?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"no\"?>\n\n \n\nAIRWORTHINESS DIRECTIVE\n\nOn the effective date specified below, and for the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive AD/B747/260.\n\n### Boeing 747 Series Aeroplanes\n\n| AD/B747/260 | Bulkhead Frame Support at Body Station 2598 | 6/2006 |\n| --- | --- | --- |\n\n\n \n\n| Requirement: | CANCELLED. |\n| --- | --- |\n|  | This AD is cancelled on 8 June 2006. |\n| Background: | The requirements of this Directive are now contained in AD/B747/296 Amdt 1. |\n\n\n![](image.001.png)\n\nRichard Castles  Delegate of the Civil Aviation Safety Authority\n\n24 April 2006\n","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2662},"content_quality":"ok","complexity_score":1,"scope_assessment":{"changed":false,"description":"This instrument performs a narrow administrative function: revoking a previous directive. There is no expansion of regulatory scope or mission creep. The substantive safety requirements continue in force under a consolidated directive (AD/B747/296 Amdt 1), ensuring no gap in airworthiness oversight."},"complexity_factors":["Extremely short document (under 150 words)","No defined terms or interpretation section","Single, unconditional operative provision (cancellation)","No cross-references to primary legislation (only to another Airworthiness Directive)","No exceptions, conditions, or procedural steps"],"plain_english_summary":"This document cancels a previous safety rule for **Boeing 747 aircraft**.\n\n**What it does:**\n- Revokes Airworthiness Directive AD/B747/260, which previously required specific maintenance actions regarding the **bulkhead frame support** at Body Station 2598 (a specific location on the aircraft fuselage).\n- The cancellation took effect on **8 June 2006**.\n\n**Who it affects:**\nOwners and operators of Boeing 747 series aeroplanes.\n\n**Why it matters:**\nYou no longer need to comply with the old AD/B747/260. However, the safety requirements have **not** been removed—they have simply been moved to a different directive (**AD/B747/296 Amendment 1**) to consolidate related rules and reduce regulatory clutter. This streamlines compliance paperwork while maintaining the same airworthiness standards."}},"importantCases":[],"_links":{"self":"/api/acts/ad-b747-260-bulkhead-frame-support-at-body-station-2598-cancelled","history":"/api/acts/ad-b747-260-bulkhead-frame-support-at-body-station-2598-cancelled/history","analysis":"/api/acts/ad-b747-260-bulkhead-frame-support-at-body-station-2598-cancelled/analysis","conflicts":"/api/acts/ad-b747-260-bulkhead-frame-support-at-body-station-2598-cancelled/conflicts","importantCases":"/api/acts/ad-b747-260-bulkhead-frame-support-at-body-station-2598-cancelled/important-cases","documents":"/api/acts/ad-b747-260-bulkhead-frame-support-at-body-station-2598-cancelled/documents"}}