As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY MX IT WAS NOTED THAT STRINGER 22L AT STA 1180 HAS A GOUGE ON THE UPPER FLANGE. REMOVED EXISTING STRINGER SPLICE AND FABRICATED NEW STRINGER AND SPLICE. INSTALLED REPAIR, NO OTHER DEFECTS WERE NOTED. ACFT WAS RETURNED TO SERVICE.