AD/ATR 42/11 Structural Modification (Cth)

AIRWORTHINESS DIRECTIVE

For the reasons set out in the background section, the CASA delegate whose signature appears below issues the following Airworthiness Directive (AD) under subregulation 39.001(1) of CASR 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.

Avions de Transport Regional ATR 42 Series Aeroplanes

AD/ATR 42/11 Structural Modification 8/2007

Applicability:	Model ATR 42 aircraft, serial numbers 3 through 152.
Requirement:	Action in accordance with the requirements of DGAC AD 89-017-017(B) R2.
Compliance:	As specified in the Requirement document.
This Airworthiness Directive becomes effective on 2 August 2007.
Background:	During aircraft fatigue testing, damage was detected in certain fuselage and wing locations.  This Directive requires modification actions to affected locations.

David Villiers
Delegate of the Civil Aviation Safety Authority

22 June 2007