New Delhi: In a measure to make commutation hassle free in Bihar, the National Highways Authority of India (NHAI) has rolled up Rs 11,000-crore road project by converting the golden quadrilateral to six lanes as well initiating work on 12 new schemes under the third phase of National Highways Development Project (NHDP) in Bihar.

According to the sources, the NHAI has already given tender for nine out of 12 road projects under NHDP.

The construction work on Hajipur-Muzaffarpur worth Rs 671 crore, has been given to Gammon India Company, which is expected to be complete by February 2013.

The Hajipur-Chapra road project costing Rs 575 crore would be handled by Madhucon Construction. This is expected to be over by July 2013.

The Muzaffarpur-Sonbarsa road project which may cost Rs 512 crore, has been given to C&C Constructions Company that would complete the project by June 2013.

The Piprakothi-Raxaul NH, the cost of which has been pegged at Rs 300 crore, is scheduled to be completed by March 2014.

Tantia Constructions has bagged this project. Abhijeet Constructions would undertake the Chhapra-Gopalganj road project, worth Rs 325 crore, which is to be finished by April 2013.

Likewise, C&C Company would complete the work on Khadija-Munir NH by June 2012 and the Rs 73-crore Forbesganj-Jogbani road project has been given to Tantia Construction.

The work on Patna-Bakhtiyarpur NH would be finished by BAC and C Company. Rs 600 crore would be spent on it, which would be completed by March 2014.

Meanwhile, the other three road projects are still in the process, sources said. For the Patna-Bakshar road, which would be completed with investment of Rs 900 crore, the tenders would be invited till August 24. The final bid for the Bakhtiyarpur-Khagaria NH has been made and the work would be started within next two months.