As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6820 HIDDEN DISCREPANCY AFTER SIDE PANEL REMOVAL FROM STA 1310 TO 1410 FOUND ELONGATED HOLES ON INTERCOSTAL BETWEEN STA 1360 AND STA 1380, BETWEEN STR 28LH AND 27LH AT AFT CARGO COMPARTMENT, IN REFERENCE TO NRC 0258. CORRECTIVE ACTION: SUMMARY OF NRC 00725. INTERCOSTAL WAS REPAIRED PER B757-200 SRM. (2037332)