Operations » Traffic Signal Systems
Traffic management systems on surface streets to have safe and efficient movement of people and products. System design and implementation. Traffic operation center development. Traffic management strategies.
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Hot Topics: Highway Safety
Professional Guides: Highway Construction
Development of a Safety Evaluation Procedure for Identifying High-Risk Signalized Intersections ![[pdf]](graphics/file_pdf.gif)
[32163] 
Report on the procedure by traffic movements and times of day.
[32163] Report on the procedure by traffic movements and times of day.
Drivers' Evaluation of the Diverging Diamond Interchange [32158]
Explains the interchange and eliminates the need for left-turn phasing.
[32158] Explains the interchange and eliminates the need for left-turn phasing.
Flashing Yellow Arrow Evaluation [33461]
Report on the permissive-only left turn indication field implementation.
[33461] Report on the permissive-only left turn indication field implementation.
Guide for Traffic Signal Preemption Near Railroad Grade Crossing [32324]
Guide to assist traffic operation engineers to design safer preemption timings.
[32324] Guide to assist traffic operation engineers to design safer preemption timings.
National Traffic Signal Report Card [32109]
Results of survey of local jurisdictions on traffic signal operations and strategies to improve congestion.
Results of survey of local jurisdictions on traffic signal operations and strategies to improve congestion.
Right Turn Crashes at Signalized Intersections [30653]
Centre for Automotive Safety Research at the University of Adelaide, Australia's report explores right turn crashes.
[30653] Centre for Automotive Safety Research at the University of Adelaide, Australia's report explores right turn crashes.
Safety Effects of Left-Turn Phasing Schemes at High-Speed Intersections [30417]
Estimating crash modification factors with different left-turn phasing schemes at high-speed intersections.
Estimating crash modification factors with different left-turn phasing schemes at high-speed intersections.
Signal Timing on a Shoestring [31478]
Examines various cost-effective techiques to create good signal timing plans.
Examines various cost-effective techiques to create good signal timing plans.
Successful Traffic Signal System Procurement Techniques [31481]
Short report outlines processes that are supportive of successful traffic signal system procurements.
Short report outlines processes that are supportive of successful traffic signal system procurements.
Traffic Signal Operation Self Assessment [32320]
Assessment can be used to grade the performance of systems.
Assessment can be used to grade the performance of systems.
Traffic Signal Preemption for Emergency Vehicles: A Cross-Cutting Study [31259]
Examine emergency preemption at signalized intersections in a number of communities across the United States.
Examine emergency preemption at signalized intersections in a number of communities across the United States.
Transit Signal Priority Research Tools [34923] Necessary infrastructure required to implement select TSP systems.
UK Highway Code: Light Signals Controlling Traffic [32091]
Download traffic signal regulations for the UK.
Download traffic signal regulations for the UK.
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Operations / Crossings
Highway and rail grade crossing safety.
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Freeway corridor operations.
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Traffic control device effects on safety and traffic flow.
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