DVRPC-GISThe National Highway Freight Network is composed of the Primary Highway Freight System (PHFS), other Interstate portions, Critical Rural Freight Corridors (CRFCs), and Critical Urban Freight Corridors (CUFCs). The PHFS was set by the FAST Act. CRFCs and CUFCs have yet to be designated.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/25d4f1f7500e4c11a53d6e1c46bb6668_0engDelaware Valley Regional Planning Commission (DVRPC)PublicNational Highway Freight Network [Pennsylvania]Web servicesPennsylvaniaLast Modified: 2025-09-30