National Highways Authority of India is planning to take up development and operation / maintenance of the construction of new link (NH-133B) (200.87 km of Sahibganj Bypass) in Jharkhand to 15.885 km (Junction of NH-133B and 131A on Manihari Bypass) and construction of Manihari Bypass (Junction of NH-133B and 131A on Manihari Bypass) to 6 km near Narenpur of NH-131A in Bihar including Ganga Bridge to 4 lane. As of December 2015, bids have been invited to execute the project on PPP basis on hybrid annuity mode