tender for consultancy services for preparation of detailed project report (dpr) for upgradation of existing 2 lane road to 4 lane road connecting sector 23-25 diving road and leading towards nh-07 (approx. length = 870 meters) including design of major bridge on nada choe having total length as 67 meter approx., design of major junction with nh-07 including its drainage design, design of open drain for carrying the monsoon water from nh-07 running parallel to the existing road and disposing off the water into nada choe, drainage design of the road, preparation of boq and cost estimate, preparation of bid document at panchkula in the state of haryana.