Polyline layer of the national highway system (NHS). Includes road name and alternate name, as well as NHS and NFHN code which was used to designate the Primary Highway Freight Network and PHFS connectors. (x2001_National_Highway_Freight_Network)
Point layer of bridges in New York, which includes bridge type, material type, BIN number, CONDITION status, and MINVCON/MINVCUNDER (which serves as the minimum vertical clearance). FCHN field denotes whether the bridge is within 600ft of the Freight Core Highway Network (source 2002). (x2029_NY_State_Bridge_Inventory)