Boeing 777-9 advances to Phase 4 of FAA certification testing - Air Data News The U.S. Federal Aviation Administration (FAA) has cleared the Boeing 777-9 to begin Phase 4A of its Type Inspection Authorization (TIA), marking another step

Boeing 777-9 advances to Phase 4 of FAA certification testing #Boeing #Boeing7779 #FAA #Phase4A www.airdatanews.com/boeing-777-9-advances-to...