Transport i infrastruktura · 22/03/2011
The Boeing Company Issues Airworthiness Directive for 747 Airplanes to Prevent Fuel Tank Explosions
The Boeing Company has issued a new airworthiness directive requiring the 747 airplanes to measure electrical bond resistance between fuel tanks and airplane structure, revise maintenance programs, and replace certain spacers to prevent electrical current from flowing into fuel tanks, which could lead to explosions.