Reports and publications
Safe System Approach (SSA)
General
- Traffic Safety Impact of COVID-19 - 2020 (PDF)
- Measuring Minnesota’s Traffic Safety Culture
- High Enforcement of Aggressive Traffic (HEAT) Evaluation Report 2007 (PDF)
- Minnesota Tailgating Pilot Project - report and summary 2006 (PDF)
- Traffic Safety Fundamentals Handbook 2026 (PDF)
- Traffic Engineering Manual (see Chapter 11)
- Horse and Buggy Manual 2024 (PDF)
Active Transportation
- Rectangular Rapid Flashing Beacon (RRFB) Design Guide, April 2024 (PDF)
- MnDOT Statewide Pedestrian Safety Analysis Final Report 2021 (PDF)
- Minnesota's Best Practices for Pedestrian and Bicycle Safety 2021 (PDF)
- Traffic Safety Evaluation of Pedestrians and Bicyclists at Rectangular Rapid Flashing Beacons and Pedestrian Hybrid Beacons in Minnesota | MnDOT Digital Library
Roadways
- Wrong Way Driving Countermeasure Report 2025 (PDF)
- Hwy 169 - Road Safety Audit in Sherburne County
- Sinusoidal Rumble Strips Safety Evaluation 2023
- Urban Safety Performance Evaluation 2023 (PDF)
- High Tension Cable Median Barrier Safety Effectiveness Evaluation 2022
- Application of Auxiliary Buffer Lanes for Interchanges with Consecutive Loops 2022 (PDF)
- Rectangular Rumble Strip Safety Evaluation 2020 (PDF)
- Recommendations for the Implementation of High Tension Cable Barrier in Minnesota 2013 (PDF)
- Sinusoidal Rumble Strip Design Optimization Study 2015
- Fatal Head-On Crashes on Rural Two-Lane Two-Way Highways in Minnesota 2015 (PDF)
- Fatal Run Off the Road Crashes on Rural Two-Lane Two-Way Highways in Minnesota 2015 (PDF)
- Rumble strip noise study 2014 (PDF)
- Minnesota Evaluation of Six Inch Edgelines 2013 (PDF)
- Effects of Center-Line Rumble Strips on Non-Conventional Vehicles 2008
- High Tension Cable Median Barrier Scanning Tour Report 2006 (PDF)
Speed
- City Speed Limit Evaluation 2024 (PDF)
- Speed Limit Change (55 mph to 60 mph) Safety Re-Evaluation 2023
- Speed Limit Change (55 mph to 60 mph) Safety Evaluation 2020
- Speed Limit Change (55 mph to 60 mph) Safety Evaluation 2020 - Summary Poster (PDF)
General Intersections
- Traffic Safety Evaluation of Lane Constrictor Intersections in Minnesota 2024
- Intersection Control Evaluation Manual 2025 (PDF)
- Wrong Way Driver Detection Project full report (PDF)
- Wrong Way Driver Detection Project one page report 2022 (PDF)
- Median Acceleration Lane Usage 2017 (PDF)
- Median Acceleration Traffic Safety Study 2017 (PDF)
- Lighting Levels for Isolated Intersections 2015
- Intersection Safety Analysis 2009 (PDF)
- Stopping Behavior at Real-World Stop-Controlled Intersections With and Without In-Lane Rumble Strips 2006
- Median Acceleration Lane Study 2002 (PDF)
Roundabouts
- Rural Roundabout Study
- Evaluation of Traffic Safety for Heavy Commercial Vehicles at Roundabouts in Minnesota
- Traffic Safety Evaluation of Pedestrians and Bicyclists at Roundabouts in Minnesota (PDF)
- A Study of the Traffic Safety at Roundabouts in Minnesota 2017 (PDF)
- Addendum regarding Pedestrian and Bicycle Safety at Roundabouts 2018 (PDF)
- Roundabout site detailed reports 2017 (PDF)
- Traffic capacity analysis of single lane roundabouts during event traffic 2017 (PDF)
- A Study of the Traffic Safety at Single Lane Roundabouts in Minnesota 2015 (PDF)
Signals & Signs
- Traffic Safety Evaluation of Signalized Intersections with Retroreflective Backplates in Minnesota (2024)
- Flashing Yellow Arrow Signal Head Safety Evaluation 2020 (PDF)
- Enhanced Red Light Enforcement (ERLE) System Project Evaluation 2019 (PDF)
RCIs/RCUTs/J-turns
- Traffic Safety Evaluation at J-turns in Minnesota 2024
- Reduced Conflict Intersection Safety Evaluation 2021
- Reduced Conflict Intersection Safety Evaluation 2021 – StoryMap
- Evaluation of Truck and Agricultural Vehicle Behavior at Reduced Conflict Intersections – Summary 2016 (PDF)
- Evaluation of Truck and Agricultural Vehicle Behavior at Reduced Conflict Intersections 2016 (PDF)
- A Study of the Traffic Safety at Reduced Conflict Intersections in Minnesota 2015 (PDF)
- Evaluation of the Impact of Reduced Conflict Intersections on Truck and Large Agricultural Vehicle Crashes 2014 (PDF)