PATNA, April 11 -- Six ambitious road projects worth nearly Rs.41,000 crore proposed by the Bihar government are stuck in limbo as the Centre is yet to give its nod, months after detailed project reports were submitted.

The proposals, which include the state's first intra-state expressway and several four- and six-lane corridors, were drawn up following pre-poll promises made by senior NDA leaders during the last Bihar assembly elections. State officials say the projects are crucial for unlocking economic potential in Bihar's backward northern and eastern districts by slashing travel times, easing goods movement and plugging long-standing gaps in the national highway network.

Among the schemes awaiting clearance are the 245-km Patna-Pur...