As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN FLOOR SUPPORT BETWEEN 294.5 - 312 10 INCHES LEFT OF CENTER LINE IS CORRODED<[01] INSTALLED EWIS PROTECTION AT CABIN FLOOR SUPPORT BETWEEN 294.5 - 312 10 INCHES LEFT OF CENTER LINE IN REF AMM 20-60-07-913-801;[18] VERIFIED STEPS 16 AND 17;[19] REMOVED AND REPLACED INTERCOSTAL AT CABIN FLOOR SUPPORT BETWEEN STA. 294.5 TO 312 LBL 10' REF. B737-700 DWG #141A5600 SRM 51-40-02-0G-0;[20] VERIFIED STEP 19