Commonwealth legislation

AD/BELL 212/45 - Tailboom Upper Longeron Splice

In ForceCTH

Jurisdiction

Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This airworthiness directive requires specified Bell Model 212 helicopters (listed serial ranges) to have an inspection opening fitted and to undergo repeated inspections of the tailboom upper longeron splice, carried out per Bell Alert SB No 212-90-63 and overseen by CASA. It responds to cracked longeron splices, sets 300‑hour timing for initial and repeat checks, and obliges owners/operators to update maintenance, bear costs, and track flight hours to remain compliant.

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/BELL 212/45 - Tailboom Upper Longeron Splice.

AD/BELL 212/45 - Tailboom Upper Longeron Splice

meta-content-style-type: text/css meta-content-type: application/xhtml+xml; charset=utf-8 meta-generator: Aspose.Words for .NET 22.10.0

?xml version="1.0" encoding="utf-8" standalone="no"?>

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

View image in the official source Bell Helicopter Textron 212 Series Helicopters

AD/BELL 212/45 Tailboom Upper Longeron Splice 2/91

Applicability: All model 212 helicopters S/Nos 30501 - 30999, 31101 - 31311, 32101 - 32142 and

35001 - 35022.

Requirement: Action in accordance with Bell Alert SB No 212-90-63 dated 20 July 1990.

Compliance: For Part 1: Within 300 hours time in service after 24 January 1991. Repeat the inspections (Part 2) at intervals not to exceed 300 hours time in service.

Background: Recent incidents of cracked longeron splices have created a requirement for provision of an inspection opening and repetitive inspection of the upper longeron splices.

Source text

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