Regulation & law · 21/10/2008
Eurocopter France to Adopt New Airworthiness Directive for EC 155B and EC155B1 Helicopters
The European aviation authority is proposing a new airworthiness directive for Eurocopter France's EC 155B and EC155B1 helicopters, requiring a 50% reduction in main rotor blade lifespan and more frequent inspections to prevent potential failures.