As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AWR; HIDDEN CORROSION: [ DURING REPAIR RELATED WITH NRC 00248 ]: CORROSION ON LH CLIP IN STA. FS= 277 TO FS= 280 AND 11LBL IN COCKPIT DOOR CUT-OUT AREA AT PAX CABIN FWD WET AREA. (W1) (CPAX) TASK R53520 STEP 7
CORROSION LEVEL 2. LH CLIP IN STA. FS= 277 TO FS= 280 AND 11LBL IN COCKPIT DOOR CUT-OUT AREA AT PAX CABIN FWD WET AREA WAS REPLACED PER CRJ/ 900 SRM 53-11-10-201-006-A01.