Following is from a PIB.

National Highways Development Project (NHDP) Phase-IV is at initial stage of planning wherein two laning with paved shoulder of 20,000 km of National Highways is envisaged with an estimated cost of Rs. 27,800 crore. NHDP Phase-IV is targeted to be completed by December, 2015.

This information was given by the Minister of State for Shipping, Road Transport and Highways, Shri K.H. Muniyappa in a written reply in the Rajya Sabha today.