Commonwealth legislation

AD/SF340/45 - Fuselage - Overwing Emergency Exit Beams

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This directive mandates a one‑time fluorescent dye‑penetrant inspection, per SAAB Service Bulletin SB 340‑53‑047, of fuselage beams P/N 7253742‑331/‑332 located above the overwing exits on SAAB 340B aircraft S/N 324–341 and 347. It must be completed by the next 4,000‑hour check after 27 April 1995 to detect and remove any cracked beams; operators are responsible for arranging and funding the inspection and any corrective actions.

JSON API

Deep dive

Want the full deep dive?

Zoe can write the in-depth analysis on top of the summary above: how it works, who it affects and what each part actually does.

Current sections

Direct links to the current provisions in AD/SF340/45 - Fuselage - Overwing Emergency Exit Beams.

AD/SF340/45 - Fuselage - Overwing Emergency Exit Beams

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source
SAAB SF340 Series Aeroplanes

AD/SF340/45 Fuselage - Overwing Emergency Exit Beams 5/95

Applicability: SAAB 340B aircraft S/N 324-341, and 347 inclusive.

Requirement: Carry out a fluorescent dye penetrant inspection of the fuselage beams, P/N 7253742- 331/ -332, located above the overwing emergency exits.

Inspect in accordance with SAAB Service Bulletin (SB) 340-53-047.

Note: Swedish AD SAD 1-065 refers.

Compliance: Inspect not later than the next 4 000 hours check after 27 April 1995.

Background: Cracks have been detected in a production batch of the beams which are installed above the overwing emergency exit. There is a possibility that some of the cracked beams may have been installed on aircraft. This once only inspection will ensure that discrepant beams are detected and removed.

Source text

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

1 AD/SF340/45 - Fuselage - Overwing Emergency Exit Beams