What was found
CABIN AT STA 287, RBL 60.75 FLOORBEAM UPPER HORIZ FLANGE FOUND CORRODED. CORROSION FOUND ON EXISTING REPAIRED TEE :EXISTING REPAIRED TEE WITH CORROSION REMOVED AND NEW TEE FABRICATED AND INSTALLED IAW SRM 53-00-51, FIG 201, REPAIR 1 OTIS. AREA REPAIRED IAW SRM 53-00-51, REPAIR 1, FIG 201 OTIS.