3317 Up Howrah-Dhanbad Black Diamond Express hauled by an MGS WAP-4 crosses the Barakar River after a scheduled stop at Barakar (BRR) Station.This river marks the Bengal-Jharkhand Border.Note the third rail bridge construction in progress on the left.Trains are permitted to cross this bridge without girders at 100 KMPH.See the 100 KMPH speed board before the bridge.