What was found
DURING A ROUTINE C CHECK INSPECTION, CRACK DAMAGE WAS FOUND AT LT FUSELAGE STRUCTURE MAIN CARGO COMPARTMENT FLOORBEAM LOWER SIDE CRACK DAMAGE AT STA FS 980.000 LBL 40. REPAIR ACCOMPLISHED REMOVED OF "T" ANGLE SEGMENT, CLEANED, TREATED AND PRIMED AREA. FABRICATED "T" ANGLE SEGMENT AND SPLICES. PERFORMED HEAT TREATMENT, CLEANED, TREATED AND PRIMED "T" ANGLE SEGMENT AND SPLICES. APPLIED PRC SEALANT ON FAYING SUFACES. INSTALLED NEW "T" ANGLE SEGMENT AND SPLICES PER DOUGLAS STRUCTURAL REPAIR MANUAL,