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Research Reports

Closed Circuit Television System for Incident Identification and Verification: I-5, Seattle Freeway System


This report documents the operational success of a closed system television system for incident identification and verification on the Interstate 5 freeway system through the city of Seattle. The CCTV system has proven to be a valuable tool in identifying the nature of incidents and in providing information that will aid in the dispatching of the correct service vehicles and in the warning of motorists of impending delays.


  • Date Published: March, 1988
  • Publication Number: WA-RD 150.1
  • Last Modified: September 12, 2007
  • Author: Keith A. Anderson.
  • Originator: Washington (State). Dept. of Transportation.
  • # of Pages: 10 p., 216 KB (PDF)
  • Subject: Closed circuit television, Detectors, Dispatching, Driver information systems, Emergency vehicles, Freeways, Identification systems, Traffic incidents.
  • Keywords: Television, closed circuit, surveillance, I-5, Seattle Metropolitan Area.
  • Related Publications:

This abstract was last modified April 29, 2008