RITA | ITS | Costs: An adaptive signal control system used to manage traffic at 65 intersections in Arlington, Virginia, was implemented for $2.43 million.

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An adaptive signal control system used to manage traffic at 65 intersections in Arlington, Virginia, was implemented for $2.43 million.

February 2001
Arlington, Virginia, USA

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Summary Information

Arlington County, Virginia, Department of Public Works, Traffic Engineering Division, recently brought 65 intersections (expandable to 235) under an adaptive signal control system. The cost included software, hardware, roadside equipment, cabling, mobilization and maintenance of traffic, installation, training, maintenance and test equipment, and system documentation. Total cost of the project was approximately $2.43 million (2001).

The project cost can be broken down into the following broad categories:

Equipment & Installation (Field): $1.76 million.
Training: $28,000.
Equipment & Installation (Office): $208,000.
Maintenance: $48,200.
Mobilization & traffic control: $237,400.
Software: $149,000.