Road Network Primary

The Idaho Transportation Department's (ITD) Road Network - Primary service is a collection of layers exported from ITDs Roads and Highways Road Network Linear Referencing System (LRS) that includes State Highway System (SHS) primary and road network primary for the state of Idaho. These layers represent the active records within the LRS. If you need all records (active and retired) or have a need for LRS functionality, please contact ITDs GIS Headquarters team at [e-mail].