Commonwealth legislation

AD/B727/167 - Forward Entry Doorway

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Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

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This Airworthiness Directive requires operators of all Boeing Model 727 aircraft to carry out the inspections, follow‑on actions and any modifications specified in FAA AD 2000‑05‑19 (and Boeing Service Bulletin 727‑53‑0186 Rev 1) for the forward entry doorway area, effective 15 June 2000. Operators bear inspection and repair costs and must schedule aircraft downtime; CASA enforces timing and compliance. The stated safety purpose is to prevent fatigue cracking and loss of pressurisation; the trade‑offs are direct costs, operational disruption and reliance on external technical documents.

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Current sections

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AIRWORTHINESS DIRECTIVE

View image in the official source

View image in the official source
For 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.

AD/B727/167 Forward Entry Doorway 6/2000

Applicability: All Model 727 series aircraft.

Requirement: Inspect in accordance with the technical requirements of FAA AD 2000-05-19 Amdt 39-11629.

Note: Boeing Service Bulletin 727-53-0186 Revision 1 refers.

Compliance: As specified in the Requirement document with a revised effective date of 15 June 2000.

This Airworthiness Directive becomes effective on 15 June 2000.

Background: The FAA received reports of fatigue cracking in the fuselage skin and bonded doublers in the corners above the forward entry doorway. The one-time inspection and follow-on actions and modification are intended to prevent cracking of the fuselage skin and bonded doubler, which could result in reduced structural integrity and consequent loss of cabin pressurisation.

Signature of Bernard Malcolm Hole, Delegate of the Civil Aviation Safety Authority.

Bernard Malcolm Hole

Delegate of the Civil Aviation Safety Authority 5 May 2000

View image in the official source

The above AD is notified in the Commonwealth of Australia Gazette on 17 May 2000.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

AIRWORTHINESS DIRECTIVE AIRWORTHINESS DIRECTIVE

AIRWORTHINESS DIRECTIVE

For 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.