Minnesota, United States
Content that references this location
Use a Single-Antenna Global Navigation Satellite System (GNSS) to Improve Automated Vehicle Accuracy While Reducing Hardware Costs on Rural Roads.
Some key considerations from the study included the following:
Use a single-antenna GNSS to improve AV accuracy while reducing hardware costs. For rural roads without dense tree cover, the low-…
Content type
Date Posted
06/28/2026
Taxonomy (ARC-IT)
Automated Vehicle Operations (VS17)
Geolocation links
Intersection Conflict Warning Systems Should Avoid Using Messages Such as “Traffic Approaching When Flashing” Since the Signs May Not Always Flash.
Based on the installation details of ICWS provided by Minnesota, Missouri, and North Carolina, the following lessons are summarized:
Expect operational challenges. Especially for prototype systems,…
Content type
Date Posted
11/24/2021
Taxonomy (ARC-IT)
Intersection Safety Warning and Collision Avoidance (VS13)
Geolocation links
Open communication and transparency: Recommendations to avoid sticker shock from the Minnesota DOT.
The researchers made a series of recommendations to improve communication and coordination between state and local governments:
Disclose project requirements during the planning phase. The…
Content type
Date Posted
07/23/2020
Taxonomy (ARC-IT)
Infrastructure Monitoring (MC09),
Transportation Infrastructure Protection (PS09),
Roadside Lighting (ST04),
Connected Vehicle System Monitoring and Management (SU01),
Core Authorization (SU02),
Map Management (SU04),
Location and Time (SU05),
Object Registration and Discovery (SU06),
ITS Communications (SU07),
Security and Credentials Management (SU08),
Device Certification and Enrollment (SU09),
Center Maintenance (SU10),
Field Equipment Maintenance (SU11)
Geolocation links
Simulation of a Coordinated Adaptive Ramp Metering Strategy Showed a Two Percent Increase in Average Weighted Speeds for Combined Ramp and Mainline Traffic.
Methodology
Several sites experiencing freeway merge / diverge deficiencies and speed-change areas resulting in capacity reduction were selected for analysis of these control strategies, including:…
Content type
Date Posted
04/07/2022
Geolocation links
Intersection Conflict Warning Systems Installed at 93 Unsignalized Rural Intersections in Multiple States Had Estimated Benefit-to-Cost Ratios Ranging from 16 to 39.
METHODOLOGY
In order to account for potential selection bias and regression-to-the-mean, an empirical Bayes before–after analysis was conducted, using reference groups of similar four-legged, rural…
Content type
Date Posted
11/24/2021
Geolocation links
Minnesota DOT Freeway Engineers Estimate an Intelligent Work Zone (IWZ) Motorist Advisory System Can Be Rented and Deployed for Approximately $75,000.
Intelligent Work Zone (IWZ) deployments can range from motorist advisory systems with traffic monitoring for stopped traffic to work zone intrusion detection systems. Motorist advisory systems…
Content type
Made Public Date
12/22/2020
Taxonomy (ARC-IT)
Incident Scene Safety Monitoring (PS07),
In-Vehicle Signage (TI07),
Dynamic Roadway Warning (TM12),
Autonomous Vehicle Safety Systems (VS01),
Reduced Speed Zone Warning / Lane Closure (VS09),
Work Zone Management (MC06),
Integrated Decision Support and Demand Management (TM09)
Geolocation links
