Cost
In Washington state, the Mount St. Helens traveler information system was installed at a cost of $499,526.
A traveler information system that transmits road weather and traffic information wirelessly to the transportation management center.
June 2009
Washington SR 504; Washington; United States
Summary Information
- Road weather information services (RWIS) station on SR 504 at Bear Creek (milepost 35).
- Highway advisory station (HAR) on I-5 at the junction of SR 504 in Castle Rock.
- Closed circuit TV(CCTV) camera on SR 504 at the U.S. Forest Service Learning Center (milepost 33).
- Variable message sign (VMS) on eastbound SR 504 at Milepost 0.75 (just off of I-5).
- Wireless communications system to transmit the data to the Southwest Region Transportation Management Center (TMC).
- No additional staff or funding was provided for operations or maintenance of this project.
Notes
The weather information is made available to the public (via the Washington State DOT (WSDOT) website), WSDOT maintenance crews, WSDOT traffic operations and maintenance personnel, U. S. Forest Service employees, and the Washington State Patrol.
Application Areas
Intelligent Transportation Systems > Traveler Information > Pre-Trip Information
Intelligent Transportation Systems > Freeway Management > Information Dissemination > Highway Advisory Radio
Intelligent Transportation Systems > Freeway Management > Information Dissemination > Dynamic Message Signs
Intelligent Transportation Systems > Freeway Management > Surveillance > Traffic
Intelligent Transportation Systems > Traveler Information > En Route Information > Wireless
Intelligent Transportation Systems > Traveler Information > En Route Information > Radio
Keywords
HAR, DMS, CMS, VMS, Changeable Message Signs, Variable Message Signs, CCTV, closed circuit television cameras, road monitoring, sensors, vehicle detector, traffic detection, traffic monitoring, congestion monitoring


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