Commonwealth legislation

AD/B747/45 - Aft Pressure Bulkhead Damage

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legislative instrument

Plain English Summary

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CASA requires all Boeing 747 series aircraft to comply with FAA Airworthiness Directive 85-22-12 by 20 December 1985, making the FAA AD’s inspections, repairs or modifications mandatory for Australian operators.

The rule targets owners/operators because of reported aft pressure-bulkhead damage and allegedly unairworthy repairs; they must obtain the FAA AD, arrange and pay for work, and may face aircraft downtime and administrative burden to demonstrate compliance.

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AD/B747/45 - Aft Pressure Bulkhead Damage

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COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Boeing 747 Series Aeroplanes

AD/B747/45 Aft Pressure Bulkhead Damage 2/86

Applicability: All models.

Requirement: Action in accordance with the technical requirements of FAA AD 85-22-12. Compliance: Prior to 20 December 1985.

Background: The manufacturer has received reports of aft bulkhead damage and repairs which are unairworthy.

Source text

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