What was found
FOUND A CRACK ON THE RT CENTER FLAP AT RIB 18, APPROX 5 INCHES FWD OF REAR SPAR ON UPPER SKIN. CUT THE SKIN ON LOWER SURFACE FOR ACCESS AND REPAIRED THE CRACK IAW SRM 57-50-00, FIG 201. INSTALLED A DOUBLER IAW SRM 57-50-00, FIG 205. CATAGORY A MAJOR REPAIR.