{"id":"F2005L03462","name":"CASA 456/05 - Instructions – specifying minimum runway width for an aeroplane","slug":"casa-456-05-instructions-specifying-minimum-runway-width-for-an-aeroplane","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":38853,"registerId":"commonwealth-F2005L03462-current","compilationNumber":null,"startDate":"2026-04-01","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"CASA 456/05 - Instructions – specifying minimum runway width for an aeroplane","content":"![](image.001.png)  \nInstrument number CASA 456/05\n\nI, patrick stuart murray, Group General Manager, Air Transport Operations, a delegate of CASA, make this instrument under subregulation 235A (1) of the Civil Aviation Regulations 1988 (CAR 1988)\n\n\\[Signed Patrick Murray\\]\n\nPatrick Murray\n\nGroup General Manager\n\nAir Transport Operations\n\n08 November 2005\n\nInstructions — specifying minimum runway width for an aeroplane\n\n1 Application\n\nThis instrument applies only to operations in Australia of the prototype A380‑841 type aeroplane (the aircraft) by Airbus Industrie (the operator) for airport evaluation purposes.\n\n2 Instructions\n\n(1)The minimum runway width applicable to the aircraft is 60 metres.\n\n(2)However, when operating in accordance with the conditions mentioned in Schedule 1, the minimum runway width applicable to the aircraft may be reduced to 45 metres.\n\n3 Duration\n\nThis instrument:\n\n(a) commences on 11 November 2005; and\n\n(b) stops having effect at the end of 16 November 2005.\n\nSchedule 1 Conditions for subsection 2 (2)\n\n1 Landing and take-off operations (operations) may be conducted only at the following airports:\n\n(a) Brisbane International Airport;\n\n(b) Sydney International Airport;\n\n(c) Melbourne International Airport.\n\n2 Operations may only take place at the airports on a runway that is at least 45 metres wide.\n\n3 Operations must comply with CASA special flight authorisation number CBR‑26/2005 of 4 November 2005.\n\n4 During operations, the pilot in command of the aircraft must observe all operating limitations that are specified in the Temporary Permit to Fly issued by the Direction Generale de 1’Aviation Civile, dated 13 September 2005 and applicable to aircraft registered F‑WWOW.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":1854},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The instrument remains tightly focused on its original purpose as a temporary, specific exemption for A380 prototype airport evaluation flights. It has not expanded beyond the initial narrow scope of allowing reduced runway width operations under strict safety conditions."},"complexity_factors":["Temporary duration (effective for 6 days only)","Single aircraft scope (prototype A380-841, registration F-WWOW)","Single operator restriction (Airbus Industrie)","Simple conditional structure (60m standard vs 45m exception)","Limited geographic scope (3 specified airports)","External document dependencies (references to CASA authorisation CBR-26/2005 and French DGAC Temporary Permit to Fly)"],"plain_english_summary":"This instrument grants a short, temporary safety exemption letting the Airbus A380 prototype (F‑WWOW) land and take off from 45‑metre runways for a few days in November 2005 instead of the usual 60‑metre requirement. It applies only to Airbus Industrie and operations at Brisbane, Sydney and Melbourne International Airports.\n\nThe flights must comply with CASA special authorisation and the DGAC’s Temporary Permit‑to‑Fly limits. The aim was to test airport compatibility without immediate major infrastructure works."}},"importantCases":[],"_links":{"self":"/api/acts/casa-456-05-instructions-specifying-minimum-runway-width-for-an-aeroplane","history":"/api/acts/casa-456-05-instructions-specifying-minimum-runway-width-for-an-aeroplane/history","analysis":"/api/acts/casa-456-05-instructions-specifying-minimum-runway-width-for-an-aeroplane/analysis","conflicts":"/api/acts/casa-456-05-instructions-specifying-minimum-runway-width-for-an-aeroplane/conflicts","importantCases":"/api/acts/casa-456-05-instructions-specifying-minimum-runway-width-for-an-aeroplane/important-cases","documents":"/api/acts/casa-456-05-instructions-specifying-minimum-runway-width-for-an-aeroplane/documents"}}