As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
YIP - PER AD 66-04-02 INSPECTION, RIGHT WING NR 4 FUEL TANK UPPER SURFACE. 3 INCH LONG SUBSURFACE RP/UT CORROSION/CRACK INDICATION IN PLANK 6 AT 5/6 PLANK JOINT, RWS 227-230. ROUTED OUT CRACKED AREA, WS 227 TO WS 228.5 PER SB620. FABRICATED AND INSTALLED REPAIR PER L-188 SRM 57-2-1 PAGE 33. SEALED REPAIR WITH CS3204 A1/2 AS REQUESTED. (M)