What was found
DURING C-11 CHECK CORROSION WAS FOUND ON THE FORWARD CARGO COMPARTMENT RT LOADING JACK SCREW TRACK BS 691 TO BS 696, RBL 4. MAINTENANCE REMOVED DAMAGED SECTION OF FLOOR TRACK, FABRICATED A NEW SECTION OF TRACK AND 2 EACH REPAIR DOUBLERS; INSTALLED REPAIR PARTS IAW B757-200 SRM 51-70-12, PG. 1.