As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LH IB GROUND SPOILER MID AND IB HINGE NUTS ARE CORRODED. (C-CHECK RO 4/25/2021) REMOVED AND REPLACED HARDWARE ON L/H IB MIDDLE AND INBOARD HINGE LOCATIONS IAW CRJ-200 AMM 27-65-01-400-801. SEE CAMP # 22338118 FOR OP'S CHECKS AND OPERATIONAL CHECKS. CAL. TOOLS USED WACT204628, TORQUE WRENCH, CAL. DUE DATE 10-21.