As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ZERO B-CHECK AT STAMBAUGH/BQK, FOUND AFT LOWER CARGO DOOR THRESHOLD HAS CORROSION IN NUMEROUS AREAS AT FRAME. REPAIRED IAW BOEING REPAIR SKETCH STS-BQK-99-00008H. REPAIR CARRIED OTU ON STS WORK ORDER SROO521, NR0115. AIRCRAFT WAS RETURNED TO SERVICE. (M)