Jul 01, 2016 Dumrighat bridge repair work to complete by 2017 The repair work is going in full swing on B P Mandal Setu (Dumrighat bridge) over river Bagmati near Dumri village. The bridge served as a link road for the people of Saharsa, Madhepura and Supaul districts connecting NH-107 with NH-31 near Maheshkhunt Bazar of the district.