What was found
WHILE IN FOR C-CHECK, MAINTENANCE FOUND CORROSION ON TRANSVERSE BEAM IN AFT AIRSTAIR AREA AT STA 1213 LBL 15, RBL 15, WL 175. MAINTENANCE FOUND CORROSION TO BE OUT OF LIMITS PER SRM 53-10-1, REMOVED TRANSVERSE BEAM AND INSTALLED A NEW TRANSVERSE BEAM PER SRM 51-30-2.