Created on : December 2011 CASE STUDY CASE STUDY 19 Vidya Sagar Setu, Kolkata In 1874 the first fixed crossing across river Hooghly was provided by a pontoon bridge near Howrah railway station. In 1932 the river was bridged further upstream near bridge Dakshineshwar by a multispan steel bridge presently known as Vivekananda Setu to provide road cum rail link between the Calcutta Port and its hinterland. In the course of only two decades it was found Rabindra Setu & Vivekananda Setu were too inadequate to cater to the need of growing trans river communication. The traffic projection up to 1991 clearly indicated the need for a new bridge with three lanes of carriageway in each direction. The estimated volume of traffic towards the end of the century would be 85,000 vehicles per day wi

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