The 3 barrages controlling the rivers of Bihar can simultaneously hold 32.58 lakh cusecs of water, how they save Nepal from floods; read how they were built.

The role of the three barrages in Bihar - Gandak, Kosi, and Indrapuri - is distinct. The Gandak and Kosi Barrages are crucial from an international river management and irrigation perspective, while the Indrapuri Barrage is considered the backbone of the irrigation system in the southwestern part of Bihar. While the rivers of Bihar are the state's greatest strength in terms of agriculture and water resources, they also become a major cause of flooding during the monsoon season. The control of river water...