This document presents the results of a state-of-practice survey of transportation agencies that are installing intelligent transportation sensors (ITS) and other devices along with their environmental sensing stations (ESS) also referred to as roadway weather information system (RWIS) assets.
Aurora Project 2007-05; Iowa DOT SPR 72-00-0003-042
Aurora Program, Iowa Department of Transportation;
Federal Highway Administration, U.S. DOT
Hawkins, Neal R. and Albrecht, Christopher, "Multi-Purpose ESS/ITS Data Collection Sites" (2014). InTrans Project Reports. 84.