As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CA1579/202 REF ECO 3845 PART X PAGE 37 OF 98 REPAIR 2: TWO FANTENERS HOLE CRACK WERE FOUND AT BL 45.5 LONGITUDINAL FLOOR BEAM WEB AT BS 639 STUB RH BEAM. CORRECTIVE ACTION:WEB WITH HOLE CRACKS FOUND AT BL 45.5 LONGITUDINAL FLOOR BEAMWEB AT BS 639 REPLACED PER ECO 3845 PART X PAGE 37 AND B737-300 SRM 53-60-61 REPAIR 7 (R134) AND ATTACHED S.W.S.