What was found
DURING CHECK-C MAINT IN THE MID CARGO COMPT, STA 540 LONGERON 28L TO 28R, THE AFT FACE OF THE FORMER HAD CORROSION. REMOVED CORROSION PER SRM 51-10-3 AND SPM 6-80-01. MADE AND INSTALLED, TREATED AND PAINTED PARTS, PER SRM 53-03 FIG 2A.