Rajendra Setu (Hindi: राजेन्द्र सेतु) (also known as Rajendra Pul and Mokama Bridge) across the Ganges was the first bridge to link North Bihar and South Bihar.
The road-cum-rail bridge near Mokama in Patna district was inaugurated by Dr. Rajendra Prasad, President of India. Construction of the bridge executed by The Braithwaite Burn & Jessop Construction Company Limited. It is about 2 kilometres (1.2 mi) long and carries a two lane road and a single line railway track. It was opened in 1959.
A four-lane road bridge, carrying NH 31, parallel to the existing rail and road bridge, has been planned.
Rajendra Setu (carrying 2 Lane NH 31 at top and single BG electrified line at bottom