As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AWR; HIDDEN CORROSION: [ DURING REMOTION OF RH DRIP TRAY RELATED WITH TASK R53581 STEP 22 ]: CORROSION ON FLOORBEAM [ UPPER/AFT FLANGE ] IN STA. FS= 280 BETWEEN 05RBL TO 16RBL AT PAX CABIN FWD WET AREA. (W1) (CPAX) TCI: 53-10-219 SUMMARY: CORROSION LEVEL 2, ON FLOORBEAM [ UPPER/AFT FLANGE ] IN STA. FS= 280 BETWEEN 05RBL TO 16RBL AT PAX CABIN FWD WET AREA. FLOORBEAM WAS REPLACED PER SRM 51-42-13-001-001-A01, SRM 51-42-06-001-001-A01 AND SRM 51-42-20-001-001-A01.