As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CHANNEL- CORROSION LOCATION: FLOOR SUPPORT CHANNEL LOCATED FROM STA 1500-1640 LBL 12.25 POS: AFT REMOVED FLOOR SUPPORT CHANNEL FROM STA 1500 TO 1640 LBL 12.25. OK TO INSTALL. STARTED INSTALLATION OF CHANNEL FROM STA 1500 TO 1600 (458447) INSTALLED CHANNEL PER BAC DWG 146N5390.