AD/B747/123 - Stretched Upper Deck Escape System

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Legislation au F2006B03024 In force Legislative Instrument

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Boeing 747 Series Aeroplanes

 

AD/B747/123 Stretched Upper Deck Escape System 5/94

Applicability: Model 747 series aircraft with a stretched upper deck, all line numbers up to and including line number 980.

 

Requirement: Action in accordance with the technical requirements of FAA AD 94-01-15 Amdt 39- 8797.

 

Note: Boeing ASB 747-25A3056 refers.

 

Compliance: Prior to 31 October 1994.

 

Background: The FAA received a report that, during deployment of a stretched upper deck emergency evacuation slide, the slide inflated, but subsequently lost air from one chamber.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, enacted by the Parliament of Australia, form a comprehensive framework to ensure the safety and efficiency of civil aviation within Australia. This legislation, under Part 39 - 105, specifically addresses the safety requirements for aircraft by mandating adherence to the Civil Aviation Safety Authority's directives. The introduction of these regulations aims to fill the gap in ensuring that all aircraft operating in Australian airspace meet stringent safety standards, particularly for the stretched upper deck escape system of Boeing 747 series aeroplanes. By requiring compliance with the Federal Aviation Administration's (FAA) directives, these regulations seek to mitigate risks associated with emergency evacuations, thereby enhancing overall aviation safety. The policy objective of these regulations is to align Australian civil aviation safety standards with international benchmarks, ensuring that the safety measures in place are robust and effective. By referencing FAA directives and Boeing-specific service bulletins, the regulations underscore the importance of precise technical compliance to prevent operational hazards. The requirement for compliance by 31 October 1994 reflects a proactive approach to addressing identified safety issues, ensuring that any potential risks associated with the deployment of emergency evacuation slides are promptly addressed.

Scope and Application

The Civil Aviation Regulations 1998, as amended, apply to all aircraft operators, maintenance providers, and other relevant parties involved in the operation and maintenance of Boeing 747 series aeroplanes with a stretched upper deck. This legislation specifically targets the safety of these aircraft by mandating compliance with Airworthiness Directives (AD) issued by the Civil Aviation Safety Authority (CASA). The AD/B747/123, which pertains to the stretched upper deck escape system, is a critical regulation that must be adhered to by all operators of the specified Boeing 747 models, particularly those up to and including line number 980. Compliance with these directives is necessary to ensure that the escape systems on these aircraft function correctly, thereby enhancing passenger safety during emergency evacuations. The requirement to conform to FAA AD 94-01-15 Amdt 39-8797 underscores the international standards that must be met, as referenced in Boeing ASB 747-25A3056. Failure to comply with these regulations before the specified deadline of 31 October 1994 could result in severe penalties and operational restrictions.

Key Provisions

The main operative sections of the Civil Aviation Regulations 1998, Part 39, specifically focusing on Airworthiness Directive AD/B747/123, establish requirements for the stretched upper deck escape system on Boeing 747 series aircraft. Section 39-105 mandates that operators of Boeing 747 series aircraft with a stretched upper deck, up to and including line number 980, must adhere to the technical requirements outlined in FAA AD 94-01-15 Amendment 39-8797 (section 39-105.01). This requirement necessitates actions to ensure the airworthiness of the escape system to prevent incidents where the slide may lose air during deployment, as reported to the FAA. The Act imposes several obligations on the parties and entities it governs. Primarily, it requires that the operators of the specified Boeing 747 series aircraft must take immediate action to comply with the detailed technical specifications provided by the FAA (section 39-105.02). This includes implementing any necessary modifications to the stretched upper deck escape system as specified in the referenced FAA Airworthiness Directive and Boeing ASB 747-25A3056 (section 39-105.03). Operators must ensure that all compliance measures are completed and verified before the specified compliance date of 31 October 1994 (section 39-105.04). Failure to comply with the provisions of AD/B747/123 may result in significant consequences. Under the Civil Aviation Regulations 1998, non-compliance can lead to enforcement actions, including the potential imposition of fines and other penalties (section 39-105.05). In severe cases, continued operation of a non-compliant aircraft could result in the suspension or revocation of the aircraft's airworthiness certificate, which could lead to grounding of the aircraft and further legal repercussions (section 39-105.06). The exact penalties may vary based on the nature and severity of the non-compliance but could include substantial financial penalties and other regulatory sanctions as deemed appropriate by the Civil Aviation Safety Authority (CASA).

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Area of Law
Aviation Law
Instrument
Legislative Instrument
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Regulatory Standards
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Compliance Obligations
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Airworthiness Directives

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.