Cost
In Snohomish County, Washington, interconnecting five traffic signals and three CCTV cameras to a central signal system cost $91,000.
Connecting ramp terminal traffic signals to regional traffic control system in Washington State DOT's northwest region
June 2009
SR 96,Everett,Washington,United States
Summary Information
The first of three projects interconnected arterial traffic signals on State Road 96 in Snohomish County near freeway ramps into the regional traffic signal system by installing the following:
- Five traffic signals on SR 96 along with new 2070 traffic signal controllers
- Fiber optic cable for connecting the signals to the central traffic signal control software
- Three CCTV cameras
- Connection for eight existing traffic signals on SR 527 to the WSDOT i2TMSâ„¢ central software at the Northwest Region TMC
Notes
See System Cost entries for Edmonds, Washington (2012-00261) and in Kent, Washington (2012-00262) for project costs for the other two jurisdictions that are part of this region.Application Areas
Intelligent Transportation Systems > Freeway Management > Ramp Control > Ramp Metering
Intelligent Transportation Systems > Arterial Management > Traffic Control > Adaptive Signal Control
Intelligent Transportation Systems > Transportation Management Centers > Permanent TMCs > Arterial
Intelligent Transportation Systems > Arterial Management > Surveillance > Traffic
Related Unit Cost Subsystems
Roadside Control (RS-C)
Transportation Management Center (TM)
Keywords
ramp meters, traffic signals, adaptive signals, CCTV, closed circuit television cameras, road monitoring, sensors, vehicle detector, traffic detection, traffic monitoring, congestion monitoring
System Cost Comments
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