As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND INTERCOSTAL CRACKED AT MAIN CABIN FLOOR AREA LBL 13.24; BETWEEN STA. 380 & STA. 400.<[01] REMOVED AND REPLACED UPPER CHORD ON INTERCOSTAL AT MAIN CABIN FLOOR AREA LBL 13.24 BETWEEN STA 380 AND STA 400 AS PER B737-700 SRM 51-40-02-0G-0 AND DWG 143A5400.;[02] VERIFIED STEP 1