What was found
MCI - DURING OP 16 MAINTENANCE CHECK, FOUND CORROSION ON FLOOR TRACK FROM STA 180 TO STA 240, 21 INCHES LBL. REMOVED CORRODED TRACK FROM STA 180 TO STA 248. FABRICATED AND INSTALLED NEW TRACK PER SRM 53-01, PG 1 ITEM C. ACFT TT: 70,506 HOURS. ACFT TC: 66,322. (X)