Commonwealth legislation

AD/EMB-120/13 Amdt 1 - Wing Rib to Skin Fitting Angles

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Commonwealth

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legislative instrument

Plain English Summary

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This AD makes compliance with CTA AD 95-05-01R1 Amdt 39-746 mandatory for all Embraer EMB-120 operators in Australia: inspect and carry out the corrective work it specifies to address reported cracks in wing rib‑to‑skin fitting (shear clip) angles. Amendment 1 updates the referenced CTA requirement to add a final corrective action. Owners/operators (and their maintenance providers) bear the inspection, repair and downtime costs.

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AD/EMB-120/13 Amdt 1 - Wing Rib to Skin Fitting Angles

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Embraer EMB-120 (Brasilia) Series Aeroplanes

AD/EMB-120/13

Amdt 1

Wing Rib to Skin Fitting Angles 12/95

Applicability: All Model EMB-120 aircraft.

Requirement: Action in accordance with the technical requirements of CTA AD 95-05-01R1 Amdt 39-746.

Compliance: As specified in the requirement document.

The original issue of this directive became effective on 20 July 1995.

Background: The Brazilian CTA received reports of cracks in the wing rib to skin fitting angles (shear clips) in both the upper and lower wing skins.

Amendment 1 is issued in response to a revision of the Requirement Document which requires a final corrective action.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.