What was found
DURING D CHECK OF DATUM AIRCRAFT, CORROSION FOUND ON LOWER LOBE CAP AFT FLANGE LOWER SURFACE OF THE SECTION 46- STA 1680 AFT CARGO FLOOR BEAM BETWEEN LBL 30 AND LBL 40. SEE FIGURE 1 FOR DAMAGE REPORT AND DETAILED LOCATION. CORROSION REMOVAL ACCOMPLISHED BY BLENDING OUT AND REMAINING THICKNESS OF THE AFT FLANGE WAS LESS THAN %50. CORRODED PORTION OF THE CAP FILLED WITH TAPERED FILLER AND REPAIRED BY AN ANGLE AND A STRAP FABRICATED.