As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT - DURING Q-4 CHECK INSPECTION, FOUND LEVEL 2 CORROSION STATION 1338 FLOOR BEAM NR 18, 24 INCHES FROM RIGHT SIDE WALL AT SCREW HOLES. CORROSION TASK NR C58-53300. REPLACED ANGLE FROM RBL 12 INCHES TO OUTBOARD SIDE PER USAIR TYPICAL REPAIR 53-10-14.`