Narrative:

During post flight first officer noted right main gear door missing and damage to fuselage side. Approach and landing normal. Number 2 flight attendant heard a loud pop after touchdown. Dispatch and maintenance notified. Callback conversation with reporter revealed the following information: the reporter stated the first officer after making a post flight inspection reported the right main landing gear door was missing and the right fuselage side was damaged. The reporter said the flight attendant's reported a loud pop just after touchdown. The reporter stated this is a reoccurring problem on the canadair crj 700 of stress fractures on the hinges of the main landing gear doors. The reporter said this is not the first failure of these door hinges. The reporter stated the airplane was maintenance ferried unpressurized to a maintenance facility for repair. Supplemental information from acn 593633: during post flight I noted that the right main gear door was missing and damage to the fuselage side. The flight was normal. The number 2 flight attendant noted a loud pop after touchdown. Dispatch and maintenance were notified and a ferry was planned. Callback conversation with reporter from acn 593633: the reporter stated there is no door warning on the landing gear doors and the door may have been lost over the outer marker. The reporter said the door to this date has not been recovered. The reporter stated the fuselage damage was a deep gouge in the skin approximately 9 in to 12 in in length. The reporter said in talking to technicians familiar with the hinge stress fracture problem they report the fracture is not visible and is barely detectable with x-ray inspection.

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Original NASA ASRS Text

Title: A CANADAIR CRJ700 ON POST FLT INSPECTION WAS FOUND TO BE MISSING THE R MAIN LNDG GEAR DOOR AND FUSELAGE SIDE DAMAGE.

Narrative: DURING POST FLT FO NOTED R MAIN GEAR DOOR MISSING AND DAMAGE TO FUSELAGE SIDE. APCH AND LNDG NORMAL. NUMBER 2 FA HEARD A LOUD POP AFTER TOUCHDOWN. DISPATCH AND MAINT NOTIFIED. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED THE FO AFTER MAKING A POST FLT INSPECTION RPTED THE R MAIN LNDG GEAR DOOR WAS MISSING AND THE R FUSELAGE SIDE WAS DAMAGED. THE RPTR SAID THE FA'S RPTED A LOUD POP JUST AFTER TOUCHDOWN. THE RPTR STATED THIS IS A REOCCURRING PROB ON THE CANADAIR CRJ 700 OF STRESS FRACTURES ON THE HINGES OF THE MAIN LNDG GEAR DOORS. THE RPTR SAID THIS IS NOT THE FIRST FAILURE OF THESE DOOR HINGES. THE RPTR STATED THE AIRPLANE WAS MAINT FERRIED UNPRESSURIZED TO A MAINT FACILITY FOR REPAIR. SUPPLEMENTAL INFO FROM ACN 593633: DURING POST FLT I NOTED THAT THE R MAIN GEAR DOOR WAS MISSING AND DAMAGE TO THE FUSELAGE SIDE. THE FLT WAS NORMAL. THE NUMBER 2 FA NOTED A LOUD POP AFTER TOUCHDOWN. DISPATCH AND MAINT WERE NOTIFIED AND A FERRY WAS PLANNED. CALLBACK CONVERSATION WITH RPTR FROM ACN 593633: THE RPTR STATED THERE IS NO DOOR WARNING ON THE LNDG GEAR DOORS AND THE DOOR MAY HAVE BEEN LOST OVER THE OUTER MARKER. THE RPTR SAID THE DOOR TO THIS DATE HAS NOT BEEN RECOVERED. THE RPTR STATED THE FUSELAGE DAMAGE WAS A DEEP GOUGE IN THE SKIN APPROX 9 IN TO 12 IN IN LENGTH. THE RPTR SAID IN TALKING TO TECHNICIANS FAMILIAR WITH THE HINGE STRESS FRACTURE PROB THEY RPT THE FRACTURE IS NOT VISIBLE AND IS BARELY DETECTABLE WITH X-RAY INSPECTION.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.