As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AIRCRAFT 5642, L/P 1268488) CORROSION OUT OF LIMITS ON FLOOR SUPPORT STRINGER STA 750 AND LBL 16.10. SUMMARY OF NRC 00568: (CORROSION LEVEL 2) FLOOR SUPPORT STRINGER STA 750 AND LBL 16.10 WAS REPAIRED PER SRM 53-00-53 REPAIR 1.(ET) (HFEC) WAS ACCOMPLISHED AFTER TRIM OUT NO CRACKS WERE FOUND PER SRM 53-00-53 REP 1 PAR 4C & NDTM PART 6, 51-00-19.