As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HORIZONTAL WALKWAY BEAM R/SIDE STATION 320 HAS EVIDENCE OF CORROSION. REMOVED CORROSION ON TOP OF RT WALKWAY BEAM FROM STA 328 TO STATION 336 AND ACCOMPLISHED ULTRASOUND THICKNESS TEST (ACCEPTABLE) REFERENCE 727-200 SRM 53- 10-4 FIG 7.