COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 106 CIVIL AVIATION SAFETY AUTHORITY
SCHEDULE OF AIRWORTHINESS DIRECTIVES
Rolls Royce Turbine Engines - RB211 Series
AD/RB211/2 H.P. Compressor Stage 1 and 2 Disc - Removal 1/82
Applicability: RB211-22B-02, 524-02, 524B-02, 524B2-19, 524B2-39, 524B3-02 and 524C2-19
incorporating HP compressor stage 1 and 2 disc assemblies specified in Alert SB RB211-72-A5885, Rev. 2.
Document: Rolls Royce RB211 SB RB211-72-A5885, Rev. 2. Compliance: In accordance with the requirement document.
Background: Removal of suspect discs is necessary to prevent uncontained failures.
Overview
The Civil Aviation Regulations 1998 (Cth), particularly within Part 39 - 106, address safety standards and requirements for the operation of aircraft in Australia. The specific legislative instrument F2006B06550 pertains to Airworthiness Directives concerning Rolls Royce Turbine Engines of the RB211 series, specifically mandating the removal of the high-pressure compressor stage 1 and 2 discs. This directive was introduced to mitigate the risk of uncontained engine failures, a critical safety concern in aviation. Enacted by the Australian Parliament, the policy objective of these regulations is to ensure that aircraft and their components meet stringent safety standards to protect passengers, crew, and the public. By addressing potential hazards proactively through specific directives like this, the Civil Aviation Regulations aim to maintain high safety standards in Australia’s aviation industry.
Scope and Application
The Civil Aviation Regulations 1998, specifically Part 39 - 106, applies to the airworthiness directives concerning Rolls Royce Turbine Engines of the RB211 series, including models RB211-22B-02, 524-02, 524B-02, 524B2-19, 524B2-39, 524B3-02, and 524C2-19, which incorporate the high-pressure compressor stage 1 and 2 disc assemblies as specified in Alert Service Bulletin RB211-72-A5885, Revision 2. This legislation mandates the removal of these suspect discs to mitigate the risk of uncontained failures, ensuring that all affected aircraft and their operators comply with the requirements set forth in the referenced service bulletin. The regulations apply across the Commonwealth of Australia, overseen by the Civil Aviation Safety Authority, and are applicable to all entities operating within the Australian civil aviation industry, including aircraft manufacturers, maintenance providers, and airlines. The provisions of this legislation are enforceable under the authority of the Civil Aviation Act 1988 and extend to any subordinate instruments or amendments that may be promulgated to further detail compliance and enforcement mechanisms.
Key Provisions
The key operative sections of the Civil Aviation Regulations 1998, specifically Part 39 - 106, pertain to the Civil Aviation Safety Authority (CASA) Schedule of Airworthiness Directives (AD) for Rolls Royce Turbine Engines of the RB211 series. This particular directive, AD/RB211/2, mandates the removal of the high-pressure (H.P.) compressor stage 1 and 2 disc (sections 1/82). The directive applies to specific engine models, including the RB211-22B-02, 524-02, 524B-02, 524B2-19, 524B2-39, 524B3-02, and 524C2-19, which incorporate the H.P. compressor stage 1 and 2 disc assemblies detailed in the Alert Service Bulletin (SB) RB211-72-A5885, Rev. 2. Compliance with this directive is to be achieved in accordance with the specified requirement document, Rolls Royce RB211 SB RB211-72-A5885, Rev. 2.
The obligations and requirements imposed by this directive are clear and specific. Operators and maintenance providers of the affected Rolls Royce engines must ensure that the H.P. compressor stage 1 and 2 discs are removed from the specified engine models. This action is necessary to mitigate the risk of uncontained engine failures, which can pose significant safety hazards. The directive also requires that any removed components are replaced with new ones or those that have been appropriately inspected and certified as airworthy. Operators must maintain records of compliance with the directive and ensure that all personnel involved in the maintenance process are adequately trained and informed about the requirements.
Failure to comply with the AD/RB211/2 directive may result in serious consequences. The Civil Aviation Regulations 1998 do not explicitly detail the penalties for non-compliance with airworthiness directives; however, the overarching regulatory framework may impose sanctions. Non-compliance could lead to enforcement actions by CASA, including fines, operational restrictions, or even grounding of the aircraft until the directive is complied with. Moreover, operators and maintenance providers may face civil liabilities if non-compliance results in accidents or incidents that cause injury or damage. The potential criminal penalties for gross negligence or willful misconduct could include imprisonment, reflecting the high stakes of ensuring airworthiness and safety in aviation.