What was found
AFT CARGO PIT CORROSION ON LOWER SIDE AFT OF FLOOR SUPPORT CHANNEL, LWR SIDE, STA 1035, ABOVE S-30. REMOVED SECTION OF FLOOR SUPPORT CHANNEL. FABRICATED AND INSTALLED CHANNEL 26-5/8" FROM BAC1509-100146, L-ANGLE 12 BY 1" FROM AND10133-0702, AND L-ANGLE 12" BY 1" FROM BAC1490-2583 IAW B727 SRM 53-10-5 FIG 4.