What was found
DURING CHECK-C MAINT FOUND IN THE AFT CARGO COMPT, STA 1212 TO 1219, BETWEEN LONGERON 27R AND 28R, CORROSION ON BOTTOM SIDE OF UPPER WEB SKIN AND STRUCTURE AFT OF BOTTOM AFT CORNER OF THE C3 CARGO COMPARTMENT. INSTALLED NEW SECTION OF WEB PER SPM 6-70-1. SPLICE INSTALLED PER SRM 51-70-4, PAGE 2, AND FASTENERS AND WEB INSTALLED PER DOUGLAS PRINT 5936442.