Traffic operations

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Active and Completed Projects

• Detector Data AI
  (10/2025)
• Optimized Pre-Tensioning and Re-Tightening Approaches for Anchor Rods for Highway Signs, Luminaires, and Traffic Signals (SLTS)
  (04/2025)
• Comparative analysis of grade-separated pedestrian infrastructure and at-grade treatments
  (08/2024)
• Rural Intersection Enhancement and Driver Behavior Study
  (04/2024)
• User-centered Smart Traffic Sign Development Implementation Study
  (02/2024)
• Understanding risks and opportunities for ramp metering control in a mixed-autonomy future
  (09/2022)
• Towards implementation of max-pressure control on Minnesota roads: Phase 2
  (08/2022)
• Assessment of Travel-Time Reliability and Operational Resilience of Metro Freeway Corridors
  (08/2022)
• U of M Snow Control Web Tools: Maintenance & Administration, FY22-23
  (07/2022)
• Smart Streetlights
  (09/2021)
• Pavement Marking/Colored Pavement Friction Differential and Product Durability
  (06/2021)
• User-centered Smart Traffic Sign Development Study
  (04/2021)
• Performance Evaluation of Different Detection Technologies for Signalized Intersections in Minnesota
  (03/2021)
• Cost/Benefit Analysis of Fuel Efficient Speed Control Using Signal Phasing and Timing (SPaT) Data: Evaluation for Future Connected Corridor Deployment
  (08/2020)
• Pedestrian Engineering and Enforcement at Signalized Intersections
  (07/2020)
• Impact of speed limit changes on urban streets
  (07/2020)
• Driver Comprehension of Flashing Yellow Arrows
  (07/2020)
• Refining Inductive Loop Signature Technology for Statewide Vehicle Classification Counts
  (07/2020)
• Integrate RTMC Vehicle Length Classification to the Current Detector Volume Database
  (07/2019)
• Towards Implementation of Max-Pressure Signal Timing on Minnesotan Roads
  (07/2019)
• Evaluation of Metro Freeway System Reliability and Resilience
  (04/2019)
• Establishing a Repeatable Method for Presenting Non Traditional Traffic Treatments to Maximize Stakeholder Support
  (04/2019)
• Criteria and Guidelines for Three-Lane Road Design and Operation
  (09/2018)
• Evaluation of Central Traffic Signal System and Best Practices for Implementation: Phase 1
  (10/2017)
• Evaluation of the Effectiveness of Stop Lines in Increasing the Safety of Stop-Controlled Intersections
  (09/2017)
• Evaluation of Sustained Enforcement, Education, and Engineering Measures on Pedestrian Crossings
  (06/2017)
• Understanding and mitigating the dynamic behavior of RICWS and DMS under wind loading
  (05/2017)
• Work Zone Mapping and Tag Deployment System
  (04/2017)
• Examining the Relationship Between Speed Enforcement Laws and Traffic Safety
  (02/2017)
• Accessibility and Behavior Impacts of Bus-Highway System Interactions
  (06/2016)
• Improve Traffic Volume Estimates from Regional Transportation Management Center
  (06/2016)
• Long-Term Effects of Gateway R1-6 Treatment on Yielding to Pedestrians, Vehicle Speed, and Sign Survival
  (05/2016)
• Evaluation of the Smart Work Zone Speed Notification System
  (11/2015)
• Assessing the Impact of Pedestrian-Activated Crossing Systems
  (11/2015)
• RICWS Evaluation and Design Investigation
  (10/2015)
• Feasibility of vibration-based long-term bridge monitoring using I35W St. Anthony Falls Bridge
  (09/2015)
• Local Technical Assistance Program (LTAP), FY16
  (07/2015)
• Transportation Policy and Economic Competitiveness, year 3
  (07/2015)
• The Transportation Futures Project: Planning for Technology Change
  (04/2015)
• Building Expertise for Connected Vehicle Safety Applications
  (02/2015)
• Innovative Technology Workshop on 3D Lidar
  (01/2015)
• Safety in Numbers? Accessibility, Traffic, and Safety of Nonmotorized Travelers
  (08/2014)
• Improving Railroad Grade Crossing Safety: Accurate Prediction of Train Arrival Times for Emergency Response Management and Driver Decision Support
  (08/2014)
• Directional Rumble Strips for Reducing Wrong-Way-Driving Freeway Entries
  (08/2014)
• Improving Railroad Grade Crossing Safety: Accident Prediction Models Using Macro- and Micro-Scale Analysis
  (08/2014)
• Improving Railroad Grade Crossing Safety: Positioning, Planning, and Operation of Emergency Response Resources and Coordination Between Jurisdictions
  (08/2014)
• Development and Demonstration of Merge-Assist System Using Connected Vehicle Technology
  (06/2014)
• Estimation of Traffic Conflicts at Signalized Intersections Using High-Resolution Traffic Signal Data
  (05/2014)
• Development of a Queue Warning System Utilizing ATM Infrastructure: System Development and Field Testing
  (05/2014)
• Evaluation of Safety and Mobility of Two-Lane Roundabouts
  (05/2014)
• Driver Behavior in Left-Turn and Other Two-Vehicle Crashes
  (05/2014)
• Accessibility Observatory
  (11/2013)
• Sustainability for Superbus
  (06/2013)
• Advanced Solutions to Capture Mobility Data
  (06/2013)
• Development of Guidelines for Work Zone Diversion Rate and Capacity Reduction
  (05/2013)
• Automatic Generation of Traffic Signal Timing Plan
  (11/2012)
• Estimation of Winter Snow Operation Performance Measures with Traffic Flow Data, Phase 2
  (11/2012)
• Development of a Digital Highway Framework to Facilitate Crash Avoidance
  (10/2012)
• Development of Guidelines for Permitted Left-Turn Phasing Using Flashing Yellow Arrows
  (08/2012)
• Investigation of the Impact the I-94 ATM System has on the Safety of the I-94 Commons High-Crash Area
  (08/2012)
• SmartDrive: A Cleaner and More Efficient Traffic System through Network Vehicles and Infrastructure
  (07/2012)
• Identifying Issues Related to Deployment of Automated Speed Enforcement - FY12 TechPlan
  (11/2011)
• Development of Active Traffic Management Strategies for Minnesota Freeway Corridors with Enhanced Variable Speed Limit Control System
  (09/2011)
• Field Study of Driver Behavior at Flashing Yellow Arrow vs Green Ball Permitted Left-Turn Indications
  (07/2011)
• Effect of Signing and Striping on the Safety of a Two-Lane Roundabout
  (06/2011)
• Evaluation of the Effect MnPASS Lane Design has on Mobility and Safety
  (05/2011)
• Automate Traffic Data Quality Verification and Sensor Calibration for Weight-In-Motion Systems
  (04/2011)
• Toward Zero Deaths Regional Workshops, 2011
  (02/2011)
• Rethinking How We Manage Traffic to Reduce Emissions While Maintaining Mobility: A New Paradigm for Traffic Management
  (02/2011)
• Mileage Based User Fee Policy Examination
  (12/2010)
• Mn/DOT's Corridor Coalition Forums
  (12/2010)
• Monitoring the Use of HOV and HOT Lanes
  (10/2010)
• Traffic Impacts of Bridge Closures 2: Saint Croix Bridge
  (07/2010)
• A Tracking Based Traffic Performance Measurement System for Roundabouts and Intersections - FY11 NATSRL
  (07/2010)
• Effectiveness of Urban Partnership Agreement (UPA) Traffic Operations Measures in the I-35W Corridor
  (06/2010)
• Estimating the Crash Reduction and Vehicle Dynamics Effects of Flashing LED Stop Signs
  (06/2010)
• Traffic Impacts of Bridge Closures 1: Lafayette Bridge
  (04/2010)
• Using Detailed Signal and Detector Data to Investigate Intersection Crash Causation
  (01/2010)
• Research Implementation of the SMART-Signal System on TH13
  (12/2009)
• Implementing Distance-Based User Fees as a Replacement for the Fuel Tax - FY10 TechPlan
  (10/2009)
• Development of Freeway Management and Operational Strategies with IRIS-In-LOOP Simulation
  (10/2009)
• Vehicle Probe Based Real-time Traffic Monitoring on Urban Roadway Networks
  (09/2009)
• Aggregating VMT Within Predefined Geographic Zones Using a Cellular Network
  (08/2009)
• Development of Hydrogen Based Power Systems for ITS Applications - FY10 NATSRL
  (06/2009)
• Development of a New Tracking System based on CMOS Vision Processor Hardware: Phase II: Development and Demonstration of the Prototype Tracking System- FY10 NATSRL
  (06/2009)
• History of Minnesota Highways, Phase II
  (04/2009)
• Comparison of Dual-Phase and Static Signage
  (02/2009)
• Rural Intersection Collision Avoidance System (RICAS) Design, Integration and Project Management Services
  (02/2009)
• Traffic Flow and Road User Impacts of the Collapse of the I-35W Bridge over the Mississippi River
  (06/2008)
• Data Mining of Traffic Video Sequences
  (08/2007)
• Transportable Low Cost Traffic Data Collection Device for Rapid Deployment for Intersections and Arterials
  (08/2007)
• Access to Destinations: Arterial Data Acquisition and Network- Wide Travel Time Estimation (Phase II)
  (07/2007)
• Automated Enforcement of Red-Light Running & Speeding Laws in Minnesota: Bridging Technology and Public Policy
  (07/2007)
• Assessing Coordination Between Agencies Involved in Traffic Incident Management - FY08 NATSRL
  (06/2007)
• Development of a Platoon Priority Control Strategy Without Smart Advance Warning Flasher for Isolated High-Speed Intersection
  (05/2007)
• TH-36 Full Closure Construction: Evaluation of Traffic Operations Alternatives
  (04/2007)
• Development of A Real-Time Arterial Performance Monitoring System Using Traffic Data Available from Existing Signal Systems
  (10/2006)
• Responding to the Unexpected: Development of a Dynamic Data Driven Traffic Operation Model for Effective Evacuation
  (09/2006)
• MN Traffic Calming Website Update & Outreach
  (09/2006)
• The Effectiveness and Safety of Traffic and Non-Traffic Related Messages Presented on Changeable Message Signs: Phase II
  (09/2006)
• Warning Efficacy of Active Versus Passive Warnings for Unsignalized Intersection and Mid-Block Pedestrian Cross-Walks
  (09/2006)
• Estimating Running Time and Demand for a Bus Rapid Transit Corridor
  (07/2006)
• Using Archived ITS Data To Improve Transit Performance and Management
  (07/2006)
• Models For Predicting RWIS Sensor Misalignments and Their Causes - FY07 NATSRL
  (07/2006)
• CICAS Stop Sign Assist (SSA) System
  (06/2006)
• Employment of the Traffic Management Laboratory for the Evaluation and Improvement of Stratified Metering Algorithm: Phase IV
  (06/2006)
• Colleges and Universities in Greater Minnesota as Highway Traffic Generators
  (04/2006)
• Access to Destinations: Twin Cities Metro-wide Traffic Micro-Simulation: Feasibility Investigation
  (03/2006)
• Modeling Traffic Impact on Denali Park Road
  (03/2006)
• Freeway Network Traffic Detection and Monitoring Incidents
  (02/2006)
• Cross-Median Crashes-Identifications and Countermeasures
  (02/2006)
• Employment of the Traffic Management Laboratory for improving the Stratified Metering Algorithm: Phase III
  (11/2005)
• Evaluating the Effectiveness of the Minnesota Speed Management Program
  (10/2005)
• A Predictive Study of Use Impacts on the Denali Park Road
  (08/2005)
• Development of Real-Time Traffic Adaptive Crash Reduction Measures for the Westbound I-94/35W Commons Section
  (05/2005)
• Integration of RTMS and SQL to Mn/DOT Next Generation R/WIS - Phase 2
  (02/2005)
• Bus Signal Priority Based on GPS and Wireless Communications
  (09/2004)
• Evaluation and Improvement of the Stratified Ramp Metering Algorithm through Microscopic Simulation
  (04/2004)
• Toward A Multi-State Consensus on Rural Intersection Decision Support
  (01/2004)
• Section Travel-Time Measurement Using Inductance Signatures of Loop Detectors
  (11/2003)
• Benchmarking Analysis of Fleet Performance and Maintenance (Fleet II) - FY04NATSRL
  (07/2003)
• Duluth Entertainment Convention Center (DECC) Special Events Traffic Flow Study: Phase II - Mobility Monitoring and Performance Measure via Dynamic Travel - FY04NATSRL
  (07/2003)
• The Effectiveness and Safety of Traffic and Non-Traffic Related Messages Presented on Changeable Message Signs
  (03/2003)
• Real-time Collision Warning and Avoidance at Intersections
  (03/2003)
• Accident Prevention Based on Automatic Detection of Accident Prone Traffic Conditions Phase I
  (11/2002)
• Passenger and Freight Costs and Benefits of ITS Technology
  (07/2002)
• Deer Avoidance Research-Use of Motion Detector Flashing Lights
  (03/2002)
• Development of Dynamic Route Clearance Strategies for Emergency Vehicle Operations, Phase I
  (02/2002)
• Intersection Decision Support
  (01/2002)
• Sensor-Based Ramp Monitoring
  (09/2001)
• Ramp Meter Delays, Freeway Congestion, and Driver Acceptance
  (08/2001)
• Dynamic Estimation of Freeway Weaving Capacity for Traffic Management and Operation, Phase II
  (03/2001)
• Effectiveness of In Lane Rumble Strips
  (02/2001)
• Managing Suburban Intersections Through Sensing
  (12/2000)
• Traffic Flow Modeling Simulation and Signal Timing Plans Evaluation of the Miller Hill Corridor
  (10/2000)
• Handling Pedestrian Control Issues at Busy Intersections and Monitoring Large Crowds
  (10/2000)
• Automated Vehicle Control Algorithms and their Influence on Traffic
  (08/2000)
• Evaluation of Operating Strategies and Delay Analysis for Arterials
  (08/2000)
• A New Approach to Assessing Road User Charges: Evaluation of Core Technologies
  (08/2000)
• Eliminating Driver Forward "Blindspots" at Rural Intersections
  (08/2000)
• Measuring the Equity and Efficiency of Ramp Meters
  (07/2000)
• Improving the Estimation of Travel Demand for Traffic Simulation
  (07/2000)
• Signal Operations Research Laboratory for Development and Testing of Advanced Control Strategies - Phase II
  (05/2000)
• Employment of the Traffic Management Laboratory (TRAMLAB) for Evaluating Ramp Control Strategies in the Twin Cities
  (03/2000)
• Monitoring Weaving Sections
  (12/1999)
• Building Our Way Out of Congestion? Highway Capacity for the Twin Cities
  (09/1999)
• Capacity Analysis for Dynamic Bottlenecks and Alternative Concepts for Coordinated Ramp Metering Operations
  (03/1999)
• Local and Regional Planning, Management, Design and Evaluation of Advanced Transportation Technologies
  (03/1999)
• Integration of RTMS and SQL to Mn/DOT Next Generation R/WIS
  (12/1998)
• Future TMC operations system prototype and testing facility: Phase II
  (12/1998)
• Development of a Vehicle/Pedestrian Collision Model to Support Neighborhood Traffic Control
  (11/1998)
• Pedestrian Control at Intersections: Phase IV
  (08/1998)
• Investigating the Effects of Traffic Calming Strategies on Driver Behavior
  (06/1998)
• Investigating the Effect on Driver Performance of Advanced Warning Flashers at Signalized Intersections
  (04/1998)
• Signal Operations Research Laboratory for Development and Testing of Advanced Control Strategies, Phase 1
  (01/1998)
• Determining the Value of Real Time Congestion Information for Commercial Vehicle Operators
  (11/1997)
• Next Generation R/WIS: Video Clip Based Integrated Visual R/WIS
  (08/1997)
• Integrated Simulation and Information System for Traffic Management, Operations and Control
  (07/1997)
• Maintaining the Traffic Control System - Phase II
  (02/1997)
• Pedestrian Control at Intersections: Phase III
  (02/1997)
• Investigating the Effect of Roadway Design on Driver Behavior
  (12/1996)
• Estimation of the Capacity in Freeway Weaving Areas for Traffic Management and Operations
  (08/1996)
• Real-Time Traffic Prediction and Control, Phase 3
  (06/1996)
• Activation of I-394 Lab for ITS Operational Testing: Phase II
  (06/1996)
• Development of Traffic Simulation Laboratory for Design, Planning and Traffic Operations: Phase II
  (06/1996)
• Evaluation of Road-Map Data for Intelligent Transportation Systems
  (03/1996)
• Development of Traffic Control Laboratory (TRAMLAB)
  (03/1996)
• Real Time Prediction of Freeway Occupancy for Congestion Control
  (02/1996)
• Pedestrian Control at Intersections - Phase II
  (09/1995)
• Development of On-Line Control Strategies in Freeway Networks, Phase 2
  (07/1995)
• Human Factors and Safety Aspects of Intelligent Transportation Systems
  (06/1995)
• Maintaining Traffic Light Control Systems
  (06/1995)
• Increasing Trip Capacity Through Traffic Calming
  (06/1995)
• Flashers at Rural Intersections
  (05/1995)
• Identification of Factors Affecting Freeway Accidents
  (12/1994)
• Development of traffic simulation laboratory design, planning and traffic operations
  (11/1994)
• Real-Time Traffic Prediction for Advanced Traffic Management Systems: Phase I
  (11/1994)
• Pedestrian Control at Intersections - Phase I
  (09/1994)
• New Retroreflective Sheeting Materials on Highway Signs
  (09/1994)
• Congestion Pricing for the Twin Cities Metropolitan Area
  (09/1994)
• Enhancements of the KRONOS Simulation Package and Database, Phase 3
  (06/1994)
• Development and Application of On-Line Strategies for Optimal Intersection Control, Phase 3
  (03/1994)