Koshi Mahasatu :-
Kosi Mahasatu , a 1.8 km bridge that will be a lifeline to millions was opened over the flood-prone Kosi in Bihar 78 years after an earthquake in 1934 destroyed an earlier one. Today, with the completion of the Kosi Maha Setu over the river Kosi rapid development is taking place in the villages. The bridge has been providing the crucial linkage to the East- West corridor. Today, Kosi river is a ‘Pride of Bihar’. Kosi Mahasetu Bypass Rd is located in Supaul District of Bihar State .