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 IG CORROSION ON OUTBOARD FLANGE OF STRINGER 29L FORWARD OF PREVIOUS REPAIR AT STATION 950E (KEEL BEAM EXTENSION). REPAIRED IAW BOEING REPAIR SKETCH STS-BQK-99-00007H REPAIR CARRIED OUT OUT ON STS WORK ORDER SROO521, NR0090. AIRCRAFT WAS RETURNED TO SERVICE. (M)