2025

Research Reports | Active and Completed Projects

Research Reports

• Access Across America: Methodology 2024
  December 2025 Report no. CTS 25-20
• Access Across America: Transit 2024
  December 2025 Report no. CTS 25-18
• Access Across America: Biking 2024
  December 2025 Report no. CTS 25-17
• Access Across America: Auto 2024
  December 2025 Report no. CTS 25-16
• Access Across America: Walk 2024
  December 2025 Report no. CTS 25-19
• Multi-Method Investigation of Pedestrian Safety Impacts of Right-Turn Lanes
  December 2025 Report no. MnDOT 2026-04
• Transportation Policy Changes Introduced in the 2025 Legislation in Minnesota: Roadway Funding Updates
  November 2025 Report no. CTS 25-22
• Autonomous Vehicle Challenges for the US Rural Midwest
  November 2025 Report no. CTS 25-14
• Advancing Equity in Capital Investment Decision-Making
  November 2025 Report no. MnDOT 2026-02
• Vehicle Control and Safety Optimization at Traffic Intersections
  October 2025 Report no. CTS 25-11
• Distribution of the E-Bike Rebate and Data Collection for the Analysis of Travel Behavior Impact
  October 2025 Report no. CTS 25-09
• Mitigating Community Harms of Dense Highway Infrastructure - Spaghetti Junctions
  October 2025 Report no. MnDOT 2025-46
• Accountability Through Accessibility: Measuring What Matters for Departments of Transportation
  September 2025 Report no. CTS 25-10
• Evaluation of Corrugated HDPE Pipes Manufactured with Recycled Content
  August 2025 Report no. MnDOT 2025-32
• Development of Biochar Specification Criteria as Soil Amendment for Slopes, Conveyances and Stormwater Treatment Systems (Phase 1)
  July 2025 Report no. MnDOT 2025-36
• Rural Mobility and Access: Leveraging Big Data Analytics and Context-Aware Computing
  July 2025 Report no. CTS 25-07
• A Computational Tool for the Reliable Prediction of Pavement Performance based on Temperature Data
  July 2025 Report no. CTS 25-08
• Analysis of School Bus Stop-Arm Violation Reporting and Enforcement in Minnesota: Lessons Learned and Opportunities for Process Improvements
  June 2025 Report no. MnDOT 2025-37
• Deck Reinforcement Detailing and Concrete Mix Additives to Reduce Bridge Deck Cracking
  June 2025 Report no. MnDOT 2025-38
• Understanding risks and opportunities for ramp metering control in a mixed-autonomy future
  June 2025 Report no. MnDOT 2025-31
• Taconite As a Lower-Cost, Alternative High-Friction Surface Treatment to Calcined Bauxite for Low Volume Roads in Minnesota
  June 2025 Report no. MnDOT 2025-41
• Access Across America: Transit 2023
  May 2025 Report no. CTS 25-05
• Access Across America: Walk 2023
  May 2025 Report no. CTS 25-06
• Access Across America: Auto 2023
  May 2025 Report no. CTS 25-03
• Access Across America: Biking 2023
  May 2025 Report no. CTS 25-04
• Sustainable Application of TDA in Stormwater Infiltration and Treatment
  May 2025 Report no. MnDOT 2025-33
• An Experimental and Feasibility Study of Teleoperated Autonomous Vehicles
  May 2025 Report no. CTS 25-02
• Pavement Marking/Colored Pavement Friction Differential and Product Durability
  May 2025 Report no. MnDOT 2025-30
• School start times impact on students walking or biking to school: Safe routes to school
  April 2025 Report no. MnDOT 2025-21
• Inventory Design for Mobile Food Markets Considering Customer Purchasing Behavior
  March 2025 Report no. CTS 25-01
• Factors Influencing Gasoline Prices Comparing Low Carbon Fuel Standards with Traditional Factors
  March 2025 Report no. BBER 2025
• Value of Dedicated Right-of-Way: Transit Service Reliability and User Impacts
  February 2025 Report no. MnDOT 2025-01

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Active and Completed Research Projects

• Regional Transportation Coordination Councils Program Evaluation
  (10/2025) Status: Active
• Detector Data AI
  (10/2025) Status: Active
• Bridging the Gap Between Theory and Implementation for CAV-Based Mixed Traffic Smoothing
  (10/2025) Status: Active
• Supplemental Training Methods for Erosion & Stormwater Certification
  (10/2025) Status: Active
• Evaluating V2X Network Performance and Enhancing Safety and Security in Sensor Data Sharing for Connected and Automated Driving
  (10/2025) Status: Active
• Quantifying the influence of driver behavior on greenhouse gas emissions and air quality
  (09/2025) Status: Active
• School Zone Research
  (09/2025) Status: Active
• Leveraging Transportation Investments for Economic Development and Wealth Building
  (09/2025) Status: Active
• High Tension Cable Median Guardrail Expected Lifespan
  (09/2025) Status: Active
• Development of Biochar Specification Criteria as Soil Amendment for Slopes, Conveyances and Stormwater Treatment Systems, Phase 2
  (09/2025) Status: Active
• Freeway Corridor Economic Impact
  (09/2025) Status: Active
• Bike infrastructure planning based on mobile-sourced data and anticipated route shifts
  (09/2025) Status: Active
• Aeration/Mixing as a Remediation Option for Stormwater Pond Phosphorus Release
  (09/2025) Status: Active
• Evaluating pedestrian considerations for transit advantage at roundabouts
  (09/2025) Status: Active
• Assessing The Capacity of Four Steel Hinges Extracted from Existing Bridges
  (09/2025) Status: Active
• Evaluating Site and Conditions at Safety Rest Area for Risk Management
  (08/2025) Status: Active
• Tribal Pedestrian Safety Project - Phase 3
  (08/2025) Status: Active
• Remote and Cooperative Autonomous Driving in Dynamic Environments using 5G/NextG Technology
  (08/2025) Status: Active
• Operational characteristics of conventional and electric-assisted bicycles and their riders
  (08/2025) Status: Active
• Innovative Stormwater Solutions for Linear Projects
  (08/2025) Status: Active
• Exploring completeness and accuracy of driver crash reporting of property damage only (PDO) crashes
  (08/2025) Status: Active
• Effective Pre-Treatment Method for Events Beginning as Rain
  (08/2025) Status: Active
• A novel Red Light Running Warning System using connected v2i technology, phase 2: driver testing on public roads
  (08/2025) Status: Active
• Estimating Likely Mode Shift and Vehicle-Miles-Traveled Reduction Potential Using Travel Behavior Inventory Data and AI Algorithms
  (08/2025) Status: Active
• Integration of Transportation Demand Management for Highway Projects
  (07/2025) Status: Active
• Workers as Co-designers of Workforce Development: Lessons for Transit Workforce Planning
  (07/2025) Status: Active
• MnDOT Workforce Development Research and Engagement
  (07/2025) Status: Active
• Forecasting VMT response to roadway network changes in rural areas
  (07/2025) Status: Active
• Tools to improve the durability of asphalt pavements
  (07/2025) Status: Active
• Identifying stormwater pond design and management features that sustain long term performance
  (07/2025) Status: Active
• Transportation Policy and Economic Competitiveness FY26
  (07/2025) Status: Active
• Real-time marginal cost estimation for eco-routing navigation guidance: Phase 2
  (07/2025) Status: Active
• Gaps and Opportunities in Minnesota Law for Connected and Automated Vehicles
  (06/2025) Status: Active
• CAREER: Harnessing Artificial Intelligence to Improve the Efficiency of Transportation Control Infrastructure
  (05/2025) Status: Active
• Met Council - CTS Research Support 2025
  (05/2025) Status: Active
• Human Factors: Optimizing Crosswalks and Aesthetic Surface Treatments (a.k.a. Pavement Art) for Pedestrians with Disabilities
  (04/2025) Status: Active
• Cold Climate Center of Excellence for Stormwater Infrastructure Technology (CCCESIT)
  (04/2025) Status: Active
• Optimized Pre-Tensioning and Re-Tightening Approaches for Anchor Rods for Highway Signs, Luminaires, and Traffic Signals (SLTS)
  (04/2025) Status: Active
• Pedestrian Level of Traffic Stress (PLTS) Pilot Implementation for Cook County, IL
  (02/2025) Status: Active
• Pulsating Stop Lamps, Flashing Lights, and Distance Perception
  (02/2025) Status: Active
• Accountability through Accessibility
  (01/2025) Status: Active
• A computational tool for the reliable prediction of pavement performance based on temperature data
  (01/2025) Status: Completed
• Real-time marginal cost estimation for eco-routing navigation guidance: Phase 1
  (01/2025) Status: Completed
• Development of Customer Experience Metrics and Method for Metro Transit Services and Facilities
  (01/2025) Status: Active
• Distribution of the E-Bike Rebate and data collection for the analysis of travel behavior impact
  (01/2025) Status: Completed