What was found
LCQ - MAJOR REPAIR - DURING C-10 CHECK INTERGRANULAR CORROSION WAS FOUND ON PASSENGER CABIN SHEAR DECK BS 1716, FROM BL 0 TO LT CUSP. MAINTENANCE BLENDED CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; CUTOUT CORRODED AREA PASSENGER CABIN SHEAR DECK BS 1716, FROM BL 0 TO LBL 4, AND LBL 27 TO LBL 65; FABRICATED A DOUBLER, FILLER, AND SHIMS; AND INSTALLED REPAIR PARTS IAW B757-200 SRM 53-60-51, FIG. 203, PG. 204-208.