As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCESSING FOR REPAIR OF THE L/H FS280 LOWER BULKHEAD, FOUND THE STIFFENER AT LBL 26 TO BE CRACKED AT THE BOTTOM HOLE. DAMAGE IS OUT OF LIMITS IAW CRJ-700 SRM 53-00-00-101-001-A01. FS280 BULKHEAD FWD STIFFENER AT LBL 26.00 REQUIRES REPLACEMENT.