Paul Richter, Boeing’s chief project engineer for those so-called Classic models, said the 1- by 5-foot hole opened up due to fatigue cracks in the metal emanating from the fastener holes at the ...

DALLAS -- Federal investigators say metal fatigue caused a hole to rip open in the roof of a Southwest Airlines jet as it cruised at 35,000 feet last year. The National Transportation Safety Board ...

DALLAS - Federal investigators say metal fatigue caused a hole to rip open in the roof of a Southwest Airlines jet as it cruised at 35,000 feet last year. The National Transportation Safety Board ...

A federal review finds that an unanticipated fatigue crack caused a foot-long hole in a Southwest Airlines jet, forcing the plane to make an emergency landing in Charleston, W.Va.. KTVT on ...

A federal review finds that an unanticipated fatigue crack caused a foot-long hole in a Southwest Airlines jet, forcing the plane to make an emergency landing in Charleston, W.Va.

DALLAS — Federal investigators say metal fatigue caused a hole to rip open in the roof of a Southwest Airlines jet as it cruised at 35,000 feet last year.

The National Transportation Safety Board has issued its final report on an incident on a Southwest Airlines flight where a football-sized hole opened up in the top rear of the Boeing 737 aircraft.

Metal fatigue caused a hole in the hull of a Southwest Airlines Co. plane, forcing the jet to make an emergency landing last year, a U.S. safety board concluded. The opening, 18 inches (46 ...

The fatigue data included 0° S-N, 90° S-N, ±45° S-N, 90° three-point bend S-N, Mode I double-cantilever beam fatigue, and Mode II end- notched flexure fatigue. Since brittle failure in 90° ...

DALLAS — Federal investigators say metal fatigue caused a hole to rip open in the roof of a Southwest Airlines jet as it cruised at 35,000 feet last year. The National Transportation Safety ...