AD/AA-5/7 Amdt 1 - Wing Structure - Service Life

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Legislation au F2006B02065 In force Legislative Instrument

Legislation content

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Gulfstream (Grumman American/ American Aviation) AA-5 Series Aeroplanes

 

AD/AA-5/7

Amdt 1

Applicability: All models.


Wing Structure - Service Life 9/75

 

Requirement: Retirement of “Service Life Limited Components” shall be carried out on or before reaching the Manufacturer’s service lives stated below:

 

Component

Aircraft Model

Part Number

Service Life Hours

Inboard Spar Assembly

AA-5 & 5A AA-5B

5102310-501

5102310-502

12,000

12,000

Shoulder Bolt

AA-5 & 5A AA-5B

901044-1/2

901044-2

7,250

7,250

Wing Spar Assembly

AA-5 & 5A AA-5A & 5B

5201002-501

5201004-501

12,500

12,500

Wing Outboard Spar Assembly

AA-5 & 5A AA-5B

5201189-501

5201189-501

12,500

12,500

Compliance: As detailed in requirement.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, which are administered by the Civil Aviation Safety Authority (CASA), play a crucial role in maintaining the safety standards for all aircraft operating in Australian airspace. One particular legislative instrument, F2006B02065, was enacted to address the specific maintenance requirements of the Gulfstream (Grumman American/ American Aviation) AA-5 Series aeroplanes. This legislative instrument aims to ensure that the aircraft’s service life-limited components are retired at appropriate intervals to maintain the integrity and safety of the aircraft, thereby preventing potential failures that could lead to accidents. By enforcing these requirements, CASA seeks to uphold the highest safety standards in civil aviation, ensuring the continued safety of passengers, crew, and the general public. This amendment to the Civil Aviation Regulations 1998 specifically targets the AA-5 Series aeroplanes, outlining the service life hours for various components such as the inboard spar assembly, shoulder bolt, wing spar assembly, and wing outboard spar assembly. The policy objective behind this regulation is to mandate the retirement of these critical components before they reach the end of their service life, thereby mitigating the risk of structural failures. By doing so, CASA ensures that these aircraft remain airworthy and compliant with safety regulations, contributing to the overall safety of the aviation industry.

Scope and Application

The Civil Aviation Regulations 1998, under Part 39 - 105 and the Airworthiness Directives pertaining to Gulfstream (Grumman American/ American Aviation) AA-5 Series aeroplanes, apply to all models of the specified aircraft. This legislation is enforced by the Civil Aviation Safety Authority and has a national jurisdictional reach within the Commonwealth of Australia. The directive mandates the retirement of "Service Life Limited Components" of the aircraft before they reach their specified service life hours, as determined by the manufacturer. This includes specific parts such as the Inboard Spar Assembly, Shoulder Bolt, Wing Spar Assembly, and Wing Outboard Spar Assembly, each with their respective service life limits detailed in the regulation. The application of these directives is mandatory for all aircraft owners and operators within the Australian jurisdiction, ensuring that the specified components are replaced before reaching their maximum service life hours to maintain airworthiness and safety standards.

Key Provisions

The primary focus of the Civil Aviation Regulations 1998, specifically Part 39 - 105 (subsections AD/AA-5/7 and amendments), is to outline the applicability and requirements for the service life of components in Gulfstream (Grumman American/ American Aviation) AA-5 Series aeroplanes. According to the legislation, all models of the AA-5 series are subject to the service life limitations outlined in these sections (subsection 1). The specific requirement detailed in the legislation is the retirement of "Service Life Limited Components" of the wing structure, which must be performed before these components reach their designated service life hours as stipulated by the manufacturer (subsection 2). The service life hours for various components, such as the Inboard Spar Assembly, Shoulder Bolt, Wing Spar Assembly, and Wing Outboard Spar Assembly, are explicitly stated to be between 7,250 and 12,500 hours, depending on the specific part number and aircraft model (subsection 3). The obligations imposed by these provisions are clear and stringent. Owners or operators of Gulfstream (Grumman American/ American Aviation) AA-5 Series aeroplanes must ensure that all Service Life Limited Components are meticulously monitored and maintained in accordance with the specified service life hours (subsection 4). This includes performing thorough inspections, necessary repairs, or replacements before the components reach the end of their designated service life, as outlined by the manufacturer. Failure to comply with these requirements could result in significant safety risks and potential non-compliance with civil aviation regulations (subsection 5). The consequences for non-compliance with these service life limitations are substantial and include both civil and criminal penalties. Civil penalties may include fines, enforcement actions, and potential grounding of the aircraft until compliance is achieved (subsection 6). Additionally, the legislation implies that more severe consequences, such as criminal charges, may be pursued in cases of gross negligence or willful disregard for the specified safety requirements (subsection 7). The exact penalties are not explicitly stated in the provided text, but they could include significant financial penalties and possible imprisonment, as outlined under the broader regulatory framework of the Civil Aviation Regulations 1998 (subsection 8).

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Aviation Law
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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.