Quadrant Roadway Intersection:
Continuous Green T Intersections:
Roundabouts:
- Advancing Turbo Roundabouts in the United Sates: Synthesis Report (September, 2019)
- Turbo Roundabout (September, 2019)
- Accelerating Roundabout Implementation in the United States (Updated July, 2020):
- Volume I- Evaluation of Rectangular Rapid-Flashing Beacons (RRFB) at Multilane Roundabouts-Final Report
- Volume II- Assessment of Roundabout Capacity Models for the Highway Capacity Manual- Final Report
- Volume III- Assessment of the Environmental Characteristics of Roundabouts- Final Report
- Volume IV- Review of Fatal and Severe Injury Crashes at Roundabouts- Final Report
- Volume V- Evaluation of Geometric Parameters that Affect Truck Maneuvering and Stability- Final Report
- Volume VI- investigation of Crosswalk Design and Driver Behaviors- Final Report
- Volume VII- Human Factor Assessment of Traffic Control Devices Effectiveness-Final Report
- Roundabout Practice (NCHRP Synthesis 484) (2016)
- Estimating the life-cycle cost of intersection design (NCHRP Web-Only Document220) (2016)
- Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities: A Guidebook (2017)
- A Study of the Traffic Safety at Roundabouts in Minnesota (2017)
- Evaluation of safety and mobility of two-lane roundabouts: final report. (July, 2017)
- Strategies for effective roundabout approach speed reduction: final report. (May, 2017)
Reduced Left-turn Conflict Intersections (RCUT, MUT)
- Reduced Left–Turn Conflict Intersections Summary
- Safety Evaluation of Signalized Restricted Crossing U–Turn Intersections Tech Brief
- A Study of the Traffic Safety at Reduced Conflict Intersections in Minnesota
- Driving simulator study of J-turn acceleration / deceleration lane and U-turn spacing configurations (Missouri Department of Transportation, Midwest Transportation Center, United States Department of Transportation, December 2016)
- System-wide safety treatments and design guidance for J-turns (Missouri Department of Transportation, Midwest Transportation Center, United States Department of Transportation, December 2016)
- System-wide safety treatments and design guidance for J-turns (Missouri Department of Transportation, Midwest Transportation Center, United States Department of Transportation, December 2016)
- Case Studies:
Restricted Crossing U-Turn
- S. Route 15 Corridor, Frederick County, MD
- State Route 55 Bypass, Holly Springs, NC
- S. Route 17 Corridor, Wilmington/Leland, NC
- North Carolina’s Experience with Restricted Crossing U–Turn Superstreets
J-Turn: Minnesota’s First Restricted Crossing U–Turn Intersections (J–Turns)
Median U-Turn:
- Michigan Avenue at South Harrison Road, East Lansing, MI
- Woodward Avenue at East Maple Road, Birmingham, MI PDF
- Statewide Corridor Applications, State of Michigan
Contraflow Left
- Recurring Traffic Bottlenecks: Emerging Bottleneck Treatments
- Simulator Assessment of Contraflow Lanes at Signalized Intersections
DDI