As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN INTERCOSTAL CRACKED LBL47 STA 335.5. / REMOVED MAIN CABIN INTERCOSTAL @ LBL 47 STA 335.5 IAW SRM 51-40-02-0G-0; LOCATED AND DRILLED NEW INTERCOSTAL IAW STM 51-40-05-0G-0; AND INSTALLED; MAIN CABIN INTERCOSTAL @ LBL 47 STA 335.5 IAW SRM 51-40-02-0G-0 PG 7 AND BOEING 141A5410 REV: B