As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUPPORT TASK: MAIN CABIN FLOOR BEAM STA 328 RBL15 HAS CORROSION. TRANSCRIBED FROM HAECO GSO NRC 9288264. REMOVED CORROSION FROM MAIN CABIN FLOOR BEAM STA 328 RBL15 IAW 53-10-51-2R-7. ORIGINAL MATERIAL THICKNESS .125, REMOVED .040, REMAINING .085 FOUND OUT OF LIMITS PER B737-800 SRM 53-10-51. REPAIRED STA 328 FLOORBEAM IAW B737-800 SRM