AD/DC3/18 - Flap Mechanism Attachment Angle - Inspection

Overview

The Civil Aviation Safety Authority (CASA) is responsible for implementing regulations that ensure the safety of civil aviation within Australia. One such regulation is found in the Civil Aviation Regulations 1998, which was enacted to establish a comprehensive legal framework for the operation of aircraft within Australia, aiming to enhance the safety and efficiency of civil aviation. The regulation specifically addresses the safety concerns associated with the Douglas DC3 Series Aeroplanes, focusing on the flap mechanism attachment angle through the Airworthiness Directive AD/DC3/18. This directive was introduced to mitigate the risks associated with potential issues in the flap mechanism attachment angle, ensuring the continued airworthiness and safety of the aircraft. The policy objective behind these regulations is to maintain high standards of safety and operational reliability in civil aviation, ultimately protecting passengers, crew, and the general public.

Scope and Application

The Civil Aviation Regulations 1998, specifically under Part 39 - 105, pertain to the Airworthiness Directives issued by the Civil Aviation Safety Authority (CASA) and are applicable to the Douglas DC3 Series Aeroplanes. The regulation mandates an inspection of the flap mechanism attachment angle as outlined in AD/DC3/18. This applies to all owners and operators of Douglas DC3 aeroplanes, which includes both private and commercial entities engaged in civil aviation within Australia. The geographic scope of these regulations is national, covering all operations within the Commonwealth of Australia, including state, territory, and national airspaces. The regulations extend to all aeroplanes of the Douglas DC3 series, irrespective of their registration or the nature of their operations, and are enforced to ensure adherence to the safety standards set by CASA. The regulation references several documents for compliance, including the original Douglas SB (DC3) No. 216, FAA AD 44-7-2, and ANO 105.1.16.1.6.3, which provide detailed guidelines and specifications for the inspection and maintenance of the flap mechanism attachment angle. The application of this directive is comprehensive and mandatory, with no stated exclusions or exemptions, ensuring that all relevant aircraft are inspected and maintained to the required safety standards.

Key Provisions

The main operative sections of the Civil Aviation Regulations 1998, specifically AD/DC3/18 concerning the Douglas DC3 Series Aeroplanes, mandate a rigorous inspection of the flap mechanism attachment angle. This directive is detailed in Section 1 of the document, which references either Douglas SB (DC3) No. 216 Section 1 Supplement dated 16 April 1945, FAA AD 44-7-2, or ANO 105.1.16.1.6.3. The purpose of this inspection is to ensure the safety and airworthiness of the aircraft by verifying that the flap mechanism attachment angles comply with specified standards. The obligations imposed by these regulations require aircraft operators to conduct thorough inspections of the flap mechanism attachment angles of their Douglas DC3 Series Aeroplanes. These inspections must be performed in accordance with the referenced service bulletins and airworthiness directives to identify and rectify any deviations from the prescribed angles. Operators are also required to maintain detailed records of all inspections, any repairs or modifications made, and ensure that all work is carried out by appropriately certified personnel. This ensures a consistent and reliable standard of maintenance and safety. Failure to comply with these airworthiness directives can result in serious consequences. The Civil Aviation Safety Authority (CASA) may take enforcement action against non-compliant operators, which can include the imposition of fines, suspension or revocation of air operator certificates, and potentially criminal charges. The specific penalties depend on the severity of the breach and may include substantial financial penalties as well as imprisonment for individuals found guilty of criminal offences. The maximum penalties are detailed in the relevant sections of the Civil Aviation Act 1988 and can vary based on the nature and extent of the non-compliance. Ensuring adherence to these directives is crucial to maintain the high safety standards required in civil aviation.