As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD WET AREA HAS A CRACKED INTERCOSTAL STA 277-294 BL 0. GROUNDED - YES. REMOVED INTERCOSTAL IAW B737-900ER SRM 51-40-02. LOCATED & DRILLED NEW INTERCOSTAL P/N 141A5410U139 P.O.1124170.1 PER BAC DWG#141A5400 REV- AND IAW B737-900ER SRM 51-40-05, INSTALLED INTERCOSTAL PER BAC DWG#141A5400 REV- AND I.A.W B737-900ER SRM 51-40-02.