What was found
DURING C-4 CHECK, INSPECTION REPORTED OIL CANNING ON SKIN BETWEEN TWO EXISTING PATCH REPAIRS AT STA. 340-350, STR. 20R. NUMEROUS TIPPED FASTENER HEADS ON PREVIOUS SKIN PATCHES AT STA. 340-360, STR. 19R. CUT OUT DAMAGED AREAS. FABRICATED AND INSTALLED REPAIR PARTS IAW SRM 53-10-01, FIG. 229.