Record: 4556 m
Main Span Record: 123 mThe Digha–Sonpur bridge (Hindi: दीघा-सोनपुर सेतु) or J.P. Setu (Hindi: जेपी सेतु) is a rail-cum-road bridge across river Ganga, connecting Digha Ghat in Patna and Pahleja Ghat in Sonpur, Saran district in the Indian state of Bihar. It is named after Indian independence activist Jayaprakash Narayan (J.P.). The rail-cum-road bridge provides easy roadway and railway link between northern and southern parts of Bihar. It is a steel truss bridge. Regular scheduled passenger rail service was inaugurated on this route on 3 February 2016. This bridge of 4,556 metres (14,948 ft) length is the second longest rail-cum-road bridge in India, after Bogibeel Bridge in Assam.