What was found
LCQ - MAJOR REPAIR - DURING C-09 CHECK EXFOLIATION CORROSION WAS FOUND ON FLOOR SUPPORT AT BS 1475, STR 28 - 29L. MAINTENANCE REMOVED CORROSION AND FOUND MATERIAL LOSS TO BE OUT OF LIMITS; REMOVED DAMAGED AREA OF FLOOR SUPPORT BS 1475, STR 28 - 29L; FABRICATED REPAIR ANGLES; INSTALLED REPAIR PARTS IAW B757-200 SRM 51-70-11, PG. 1-7.