National Transportation Communications for ITS Protocol - Object Definitions for Environmental Sensor Stations (ESS) v01.13; A Joint Standard of AASHTO, ITE, and NEMA; Includes Jointly Approved NTCIP 1204 Amendment 1 v02: November 23, 2001
The communications between an ITS Management Center or portable computer and an Environmental
Sensor Station (ESS) is accomplished by using the NTCIP Application Layer services to convey requests
to access or modify values of ESS objects resident in the