AD/BEECH 56/31 Amdt 2 - Wing Bolt, Nut and Fitting

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AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below revokes Airworthiness Directive (AD) AD/BEECH 56/31 Amdt 1 and issues the following AD under subregulation 39.1 (1) of CAR 1998. The AD requires that the action set out in the requirement section (being action that the delegate considers necessary to correct the unsafe condition) be taken in relation to the aircraft or aeronautical product mentioned in the applicability section: (a) in the circumstances mentioned in the requirement section; and (b) in accordance with the instructions set out in the requirement section; and (c) at the time mentioned in the compliance section.

 

Beechcraft 56TC (Turbo Baron) Series Aeroplanes

 

AD/BEECH 56/31

Amdt 2


Wing Bolt, Nut and Fitting 2/2002

 

 

Applicability: All models.

 

Requirement: 1. Remove and inspect the wing bolts, washers, nuts and fittings in accordance with Beechcraft Turbo-Baron Shop Manual 96-590003-5B5 as revised August 1995, Section 3.

 

2. Retire wing bolts, washers and nuts from service and replace with new hardware in accordance with Beechcraft Turbo-Baron Shop Manual 96-590003-5B5 Section 3. Render unserviceable all hardware retired.

 

Note: The bolt torque should be checked before replacement to confirm bolt has been torqued to correct value. If the torque value is incorrect, other maintenance action may be required.

 

Compliance: 1. Unless inspection has already been accomplished in accordance with the Requirement Document, initially inspect before 5 calendar years from initial installation. Re-inspect at intervals not to exceed 5 calendar years.

 

2. Retire before 15 calendar years after initial installation.

 

This amendment becomes effective on 21 February 2002.

 

Background:   The initial issue of this Airworthiness Directive became effective on 1 February 1996 and made mandatory the inspection and replacement periods for the wing attachment hardware as detailed in the requirement document.

 

Amdt 1 - This Amendment updates the revision status of the beech Turbo Baron Shop Manual

 

Beechcraft 56TC (Turbo Baron) Series Aeroplanes

 

AD/BEECH 56/31 Amdt 2 (continued)

 

Amdt 2 - Adds the Note to Requirement 2 and the fittings as an item to be inspected when the wing bolts, washers and nuts are removed and inspected.


 

Eugene Paul Holzapfel

Delegate of the Civil Aviation Safety Authority 3 January 2002

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


The above AD is notified in the Commonwealth of Australia Gazette on 30 January 2002.

Overview

The Airworthiness Directive (AD) AD/BEECH 56/31 Amdt 2, issued in 2002, is a legislative instrument aimed at addressing safety concerns associated with the wing bolts, washers, nuts, and fittings of Beechcraft 56TC (Turbo Baron) Series Aeroplanes. The Civil Aviation Safety Authority (CASA) delegate revoked the previous version of the directive and introduced this amendment to ensure more stringent safety protocols are followed. The policy objective of this directive is to maintain the airworthiness of the aircraft by mandating specific inspection and replacement intervals for the mentioned components, thereby reducing the risk of in-flight failures due to hardware issues. Compliance with this directive is mandatory for all models of the aircraft, requiring inspections to be carried out within five years of initial installation and subsequently at intervals not exceeding five years, with the hardware to be retired after 15 years from initial installation.

Scope and Application

The Airworthiness Directive issued under the Civil Aviation Regulations 1998 (CAR 1998) pertains specifically to the Beechcraft 56TC (Turbo Baron) series aeroplanes and applies to all models within this series. The directive, which was initially effective from 1 February 1996 and subsequently amended on 21 February 2002, mandates the inspection and replacement of wing bolts, washers, nuts, and fittings to ensure continued airworthiness. The directive requires that inspections be conducted initially within 5 years of the initial installation of the aircraft and subsequently at intervals not exceeding 5 years. Wing bolts, washers, and nuts must be retired from service and replaced with new hardware before 15 years from initial installation, following the instructions outlined in the Beechcraft Turbo-Baron Shop Manual 96-590003-5B5 as revised in August 1995. Hardware that is retired from service must be rendered unserviceable. The directive applies to all aircraft within the specified series and is enforced across the Commonwealth of Australia, overseen by the Civil Aviation Safety Authority (CASA). Any amendments to the directive are published in the Commonwealth of Australia Gazette.

Key Provisions

The Airworthiness Directive (AD) AD/BEECH 56/31 Amdt 2 applies to all models of Beechcraft 56TC (Turbo Baron) Series Aeroplanes. The directive mandates specific actions to be taken concerning the aircraft's wing bolts, washers, nuts, and fittings to address an identified unsafe condition. According to section 1 of the Requirement, the wing bolts, washers, nuts, and fittings must be removed and inspected in line with the Beechcraft Turbo-Baron Shop Manual 96-590003-5B5 as revised in August 1995, specifically Section 3. Additionally, section 2 of the Requirement specifies that the wing bolts, washers, and nuts must be retired from service and replaced with new hardware, as per the same manual, Section 3. The retired hardware must be rendered unserviceable. The AD imposes several obligations on the parties or entities it governs. Firstly, unless an inspection has already been conducted in accordance with the Requirement Document, an initial inspection must be performed before five calendar years from the initial installation of the aircraft. Subsequent inspections must occur at intervals not exceeding five calendar years. Furthermore, the wing bolts, washers, and nuts must be retired before 15 calendar years from the initial installation. The directive also specifies that the bolt torque should be checked before replacement to ensure it meets the correct value, and if it does not, additional maintenance action may be necessary. Failure to comply with the AD AD/BEECH 56/31 Amdt 2 could result in civil or criminal consequences. While the specific penalties are not detailed within the text of this AD, non-compliance with airworthiness directives in Australia can generally lead to enforcement actions by the Civil Aviation Safety Authority (CASA). These actions may include fines, the grounding of the aircraft, or other regulatory measures to ensure compliance with safety standards. The severity of the penalties would depend on the specific circumstances of the non-compliance and the discretion of the regulatory authority.

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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.