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Arterial Management > Traffic Control > Adaptive Signal Control
Adaptive signal control systems coordinate control of traffic signals across a signal network, adjusting the lengths of signal phases based on prevailing traffic conditions.
A seaport technology program planned for the Port of Oakland was projected to cost $30.6 million.(01/29/2018)
The capital cost to implement adaptive signal control at 45 intersections was estimated at $3 million.(11/19/2014)
The average cost to implement Adaptive Signal Control Technology is $28,725 per intersection.(January 2013)
An adaptive signal control system for 11 intersections in Greeley, CO was implemented for $905,500.(July 2012)
Installation of Adaptive Signal Control Technology systems ranges from $8,000 to $35,000 per intersection(04/01/2012)
A SCATS adaptive signal control system costs approximately $28,800 per mile per year.(September 2010)
The National Transportation Operators Coalition estimates that upgrading and retiming the US's traffic signals over 10 years would cost $1.125 billion annually(December 31, 2007)
An adaptive signal control system used to manage traffic at 65 intersections in Arlington, Virginia, was implemented for $2.43 million.(February 2001)
Communications equipment - shelter - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Communications wireless - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Signal controller communications - modem - Capital cost/unit - $20274.88(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - shelter - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Signal controller assembly - Capital cost/unit - $20274.88(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Signal controller - system software - Capital cost/unit - $20274.88(2/4/2013)
Signal controller communications - Capital cost/unit - $20274.88(2/4/2013)
Signal controller - communications equipment - Capital cost/unit - $20274.88(2/4/2013)
Signal controller - communications equipment - Capital cost/unit - $20274.88(2/4/2013)
Signal controller assembly - Capital cost/unit - $20274.88(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - shelter - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Signal controller - communications equipment - Capital cost/unit - $20274.88(2/4/2013)
Signal controller - communications equipment - Capital cost/unit - $20274.88(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Communications equipment - cabinet - O&M cost/unit - $63.15(2/4/2013)
Signal controller communications hardware - Capital cost/unit - $20274.88(2/4/2013)
Signal controller - communications equipment - Capital cost/unit - $20274.88(2/4/2013)
Adaptive Signal Control Equipment - Capital cost/unit - $6000(2013)
Video Detection - Capital cost/unit - $400(2013)
Video Detection - Capital cost/unit - $400(2013)
Video Detection - Capital cost/unit - $110.47(2013)
Adaptive Signal Control Equipment - Capital cost/unit - $6000(2013)
Adaptive Signal Control Equipment - Capital cost/unit - $6000(2013)
Adaptive Signal Control Equipment - Capital cost/unit - $6000(2013)
Adaptive Signal Control System and Components - Capital cost/unit - $416319(July 2012)
Signal Controller Cabinets (Installed) - Capital cost/unit - $2025(July 2012)
Construction Equipment and Control - Capital cost/unit - $9220(July 2012)
Local Controller Firmware - Capital cost/unit - $3600(July 2012)
QuicNet Pro Central System - Capital cost/unit - $30750(July 2012)
Microwave Presence Detectors - Capital cost/unit - $4156.25(July 2012)
Telemetry (Communication System) - Capital cost/unit - $38178(July 2012)
Adaptive Signal Control Equipment - Capital cost/unit - $34700(01/01/2012)
Adaptive Signal Control Equipment - Capital cost/unit - $34700(01/01/2012)
Adaptive Signal Control Equipment - Capital cost/unit - $34700(01/01/2012)
Adaptive Signal Control Equipment - Capital cost/unit - $34700(01/01/2012)
Adaptive Signal Control Equipment - Capital cost/unit - $34700(01/01/2012)
Adaptive Signal Control Equipment - Capital cost/unit - $34700(01/01/2012)
TMC Hardware for Signal Control - Capital cost/unit - $22500 - O&M cost/unit - $2000 - Lifetime - 5 years(September 2008)
Fiber optic Cable Installation - Capital cost/unit - $35700 - O&M cost/unit - $180 - Lifetime - 10 years(06/30/2006)
Signal Controller - Capital cost/unit - $17900 - O&M cost/unit - $90 - Lifetime - 10 years(06/30/2006)
Wireless Communications, Low Usage - Capital cost/unit - $4000 - O&M cost/unit - $20 - Lifetime - 10 years(06/30/2006)
Labor for Signal Control - Capital cost/unit - $95000 - O&M cost/unit - $100000(06/30/2006)
Service Cabinet - Capital cost/unit - $2900 - O&M cost/unit - $10 - Lifetime - 10 years(06/30/2006)
Machine Vision Sensor at Intersection - Capital cost/unit - $25500 - O&M cost/unit - $500 - Lifetime - 5 years(6/26/28/2005)
Inductive Loop Surveillance at Intersection - Capital cost/unit - $9000 - O&M cost/unit - $500 - Lifetime - 3 years(6/26/28/2005)
Telephone Drop - Capital cost/unit - $2900 - O&M cost/unit - $600 - Lifetime - 10 years(6/26/28/2005)
Adaptive Traffic Signal Control System - Capital cost/unit - $85000 - O&M cost/unit - $13800 - Lifetime - 10 years(6/26/28/2005)
Signal Controller Upgrade for Signal Control - Capital cost/unit - $3500 - Lifetime - 5 years(6/30/2003)
Signal Controller Upgrade for Signal Control - Capital cost/unit - $3050 - Lifetime - 5 years(08/31/2001)
Sixty-six percent of drivers changed their route following information provided by Iowa 511 system.(July 2015)
Adaptive traffic signal system reduces travel times by 1 to 4 percent on a congested arterial.(June 10, 2015)
An adaptive signal timing system in Gresham, Oregon reduced average travel times by 10 percent.(09/01/2013)
Retiming of traffic signals in Fort Myers and Bonita Springs, Florida results in a 23 percent annual reduction in travel delays, in addition to fuel savings and emissions benefits.(September/October 2012)
Adaptive traffic signal control strategies can reduce travel times up to 29 percent.(05/14/2012)
Adaptive signal control at 12 intersections improved average travel time up to 39 percent on Route MO-291.(March 2010)
Connected vehicles with a market penetration rate of 33 percent or more can support V2I applications and significantly reduce delays at urban intersections.(3-9 October 2009)
CO2 emissions can be reduced up to 15 percent using in-vehicle performance monitoring systems for Eco-Driver Coaching.(September 16, 2009)
Use of ACS Lite reduced travel time by 12 percent, stops by 28 percent, and travel time delay by 28 percent.(September 2006)
Deployed ACS Lite near Columbus, Ohio saves $88,400 in operations while increasing network volumes.(November 2005)
Portable field mapping systems reduce delivery time for post-landslide maintenance and have potential annual net savings in labor costs of $208,000.(10 February 2005 )
Evaluation data show that adaptive signal control strategies can improve travel times in comparison to optimized signal timing plans.(2 February 2005)
A simulation study found that adaptive signal control reduced delay by 18 to 20 percent when compared to fixed-timed signal control. (13-17 January 2002)
Optimized signal timing plans, coordinated traffic signal control, and adaptive signal control reduced fuel use by 7.8 percent in California.(7-11 January 2001)
Adaptive signal control systems reduced vehicle stops by 28 to 41 percent; improve safety.(December 2000)
Adaptive signal control systems deployed in five metropolitan areas have reduced delay 19 to 44 percent.(December 2000)
Arterial information allows travelers to make more informed decisions.(December 2000)
Adaptive signal control can lower operations and maintenance costs.(December 2000)
Adaptive signal control integrated with freeway ramp meters in Glasgow, Scotland improved network travel times by 10 percent.(January 2000)
An adaptive signal control system in Toronto, Canada increased traffic flow speeds by 3 to 16 percent. (8-12 November 1999)
An adaptive signal control system in Toronto, Canada reduced vehicle emissions by 3 to 6 percent and lowered fuel consumption by 4 to 7 percent.(8-12 November 1999)
A simulation study of five intersections in Oakland, Michigan indicated that adaptive signal control resulted in lower travel times than optimized fixed-time signal control.(8-12 November 1999)
The payback period for expansion of an adaptive signal control system in Toronto, Canada was estimated at less than two years.(8-12 November 1999)
An adaptive signal control system in Oakland County, Michigan reduced travel time by 7.0 to 8.6 percent during peak periods.(4-6 May 1998)
Use Model Systems Engineering (SE) Documents for Deployment of Adaptive Signal Control Technology Systems(August 2012)
Incorporate real-time data collection capabilities when updating traffic signals to better target signal maintenance needs.(December 31, 2007)
Use the ITE Traffic Signal Self-Assessment to help make the case for increased staffing and funding to support traffic signal programs.(December 31, 2007)
Follow a modular approach when deploying complex projects in locations with a shortened construction season.(April 2000)