As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B737-53-3-0737 FWD CABIN FLOOR SUPPORT INTERCOSTAL CRACKS AT RBL 13.24 BETWEEN STA 360 AND 400 MKD DOT 60-113 REF AAR NR 99849922 REMOVED DAMAGED FLOOR INTERCOSTAL AT STA 360-400 RBL 13-24 IAW B 737-800 SRM 51-40-02, LOCATED AND DRILLED NEW INTERCOSTAL IAW B737-800 SRM 51-40-05, INSTALLED NEW INTERCOSTAL AT STA 360 400 RBL 13-24 IAW B737-800 SRM 51-40-02 AND DWG 143A5400