Road Networks, Highways, and Bridges
The roadway network is the principal means of moving goods and people within and through the SNHPC region, which covers 14 municipalities. An extensive network of roads (~2,100 miles), highways and associated bridges links all areas within the region and with locations in and outside of New Hampshire. As of 2019 there are also 273 bridges of national significance, with 18 rated as structurally deficient. (Data provided by NHDOT).