According to available information, the total length of Indian National Highways in the state of Assam is 4077 km.
Of this, a length of just 14 km is more than four-lane, and 914 km is four-lane. The 14-kilometre stretch of more than four lanes is the stretch of NH comprising the Guwahati bypass road. Work on this stretch is going on, and it is expected that it will be completed by the middle of this year.
The stretch is under the National Highway Authority of India (NHAI).
As per the MoRTH, 414 km of NH in Assam is less than two-lane and 2735 km is two-lane.
However, National Highways Infrastructure and Development Corporation Limited (NHIDCL) is currently involved in the development and widening of 975 km of the Indian National Highway System in the state to four lanes.
The work has been divided into 43 packages, including the stretch of National Highways from Jorhat to Dibrugarh, moving at a slow pace.
There are a total of nine toll gates currently operational in the state of Assam.
All toll gates in Assam are set up as per the National Highways Fee (Determination of Rates and Collection) Rules, 2008.
The nine toll gates are: Patgaon Toll Plaza in the Kokrajhar district; Dahalpara Toll Plaza in the Bongaigaon district; Galia Toll Plaza in the Nalbari district; Madanpur Toll Plaza in the Kamrup district; Nazirakhat Toll Plaza in the Kamrup (Metro) district; Raha Toll Plaza in the Nagaon district; Mikirati-Hawgaon Toll Plaza in the Hojai district; Manderdisa Toll Plaza in the Dima Hasao district; and Balachera Toll Plaza in the Cachar district.