As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY MX PERFORMING INSP, IT WAS NOTED THAT STR 27L AT BS 997 IS DAMAGED. REMOVED DAMAGED STRINGER AT 27L FROM BS 980 TO 1008. FABRICATED AND INSTALLED NEW SECTION OF STRINGER PN BAC1498-145 7075 T6. NO OTHER DEFECTS WERE NOTED. ACFT WAS RETURNED TO SERVICE.