Business · 05/04/2010Updated: 10/17/2026 · 1 min read

Bombardier Proposes New Airworthiness Directive for Regional Jet Series 100 & 440 Airplanes

Summary

Bombardier, Inc. is proposing a new airworthiness directive to address an unsafe condition affecting its Regional Jet Series 100 & 440 airplanes, following reports of in-flight cabin pressurization loss due to faulty bulkhead check valves and air supply ducts.

Original source language: Federal Register — Transportation DepartmentOpen original release →

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