What was found
IN THE AFT CARGO FLOOR AREA , LT TRANSITION PANEL CORRODED. BS 727C-BS 767, BL LBL24 -BL LBL30, STR 25L -STR 26L. ACFT GROUNDED. REMOVED CORROSION FROM TRANSITION PANEL AND FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53, REPAIR TRANSITION PANEL IAW SRM 53-00-53, REPAIR 5.