(A)   No pedestrian shall enter or remain upon any bridge or approach thereto beyond the bridge signal, gate, or barrier after a bridge operation signal indication has been given.
   (B)   No pedestrian shall pass through, around, over, or under any crossing gate or barrier at a railroad grade crossing or bridge while the gate or barrier is closed or is being opened or closed.
   (C)   No pedestrian shall enter, remain upon, or traverse over a railroad grad crossing or pedestrian walkway crossing a railroad track when an audible bell or clearly visible electric or mechanical signal device is operational giving warning of the approach of a railroad train.
(ILCS Ch. 625, Act 5, § 11-1011) Penalty, see § 74.99