Maryland, United States
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Maryland DOT’s I-270 Innovative Congestion Management Project Resulted in Travel Time Savings of up to 17 Percent.
METHODOLOGY
A high-level analysis of freeway segments on the highway resulted in the development of 14 roadway improvements to address bottlenecks. Microsimulation of adaptive ramp metering was…
Content type
Date Posted
01/28/2026
Taxonomy (ARC-IT)
Traffic Metering (TM05)
Geolocation links
Dedicated CAV lanes provide increased corridor capacity and a 25 percent reduction in vehicle travel times.
There is a direct correlation between the proportion of CAVs in the fleet and the increase in capacity in the corridor.
With the CAV-only lane and just 15 percent of the vehicles being CAVs, at…
Content type
Date Posted
05/20/2019
Taxonomy (ARC-IT)
Regional Traffic Management (TM07)
Geolocation links
Variable Speed Limit model yields up to 42.4 percent reduction on number of vehicle stops and 17.6 percent reduction on the average travel time.
To evaluate the two proposed optimization models, the study selected the segment MD-100 West from MD 713 to Coca-Cola Drive near BWI Airport. On the selected freeway segment, two VSL signs and four…
Content type
Date Posted
07/31/2017
Taxonomy (ARC-IT)
Variable Speed Limits (TM20)
Geolocation links
A program designed to coordinate real-time incident and mobility information among regional transportation agencies has a benefit-to-cost ratio of 10:1.
METHODOLOGYTraffic models were developed and calibrated based on historical field data recorded during three regionally significant traffic incidents categorized as high severity, medium severity,…
Content type
Date Posted
12/08/2015
Taxonomy (ARC-IT)
Emergency Response (PS02),
Incident Scene Pre-Arrival Staging Guidance for Emergency Responders (PS06),
Traffic Information Dissemination (TM06)
Geolocation links
Actively Monitor Equipment in Dilemma Zone Protection Systems to Ensure Continued Functionality and Interconnectivity.
Actively monitor equipment in dilemma zone protection systems to ensure continued functionality and interconnectivity. This study mentioned that, as crashes are mostly random events, it would be…
Content type
Date Posted
11/29/2024
Taxonomy (ARC-IT)
Traffic Signal Control (TM03)
Geolocation links
Use a Weather Responsive Traveler Information system to improve the real-time traffic management capabilities of operations staff during winter weather events by displaying more weather-related messages with a slightly faster advanced notification ti
The initial implementation of the Wx-TINFO system was a complex undertaking, with the following challenges experienced and addressed by the team.
The decision tree logic and thresholds used to…
Content type
Date Posted
04/19/2018
Geolocation links
