What was found
DURING B-CHECK, MAINTENANCE FOUND A .5 INCH CRACK ON LEFT WING UPPER SURFACE SKIN AT STATION 90.0. CUT OUT CRACK SECTION, INSTALLED 1.5 INCH FILLER AND 10 INCH BY 8 INCH EXTERNAL DOUBLER IAW SRM 57-2-1, FIG 20.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING B-CHECK, MAINTENANCE FOUND A .5 INCH CRACK ON LEFT WING UPPER SURFACE SKIN AT STATION 90.0. CUT OUT CRACK SECTION, INSTALLED 1.5 INCH FILLER AND 10 INCH BY 8 INCH EXTERNAL DOUBLER IAW SRM 57-2-1, FIG 20.