Bogie Open Hopper Wagon with Side-Bottom Discharge --- This wagon is designed for transportation of stone, track ballast, etc. for engineering department. Equipped with graduated release air brake system. It has two chutes at bottom for discharging ballast on both sides of rails. Provided with high speed Casnub 22 NLB bogies with high tensile transition Centre Buffer Coupler (CBC), high capacity Draft Gear & O-12 I-8 S-4 spring. Speed - 75/75 kmph. Capacity - 56.30 Tonnes. Type - BOBYN.