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Page Title: VTRC Reports


Our reports document the results of our research and transmit research results to our sponsors and the transportation community at large. Final reports completely document the purpose and scope of the study, the methods used, the results obtained, the conclusions drawn, and the recommendations made.


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Featured Publications  
Network Level Pavement Structural Testing With the Traffic Speed Deflectometer
This report describes research conducted to incorporate pavement structural condition information...
Impact of Access Spacing Standards on Crash Risk After Controlling for Access Volumes
Engineers and planners are typically tasked with approving new entrance permits, evaluating permi...
Assessment of Composite Pavement in Virginia: A Trial Section on US 60
The Strategic Highway Research Program 2 (SHRP2) identified composite pavement as a “renewal solu...
Planning Corridors for Transit Signal Priority While Considering Pedestrian Delay
This research study consisted of developing a decision-support tool for Transit Signal Priority (...
Implementation of Arterial Bottleneck Characterization Methods in Virginia
In 2019, the Virginia Transportation Research Council (VTRC) published Improving the Identificati...
Evaluation of Use of Crushed Hydraulic Cement Concrete (CHCC) as an Additive to Base Course/Subbase Material
All new pavement systems constructed under the jurisdiction of the Virginia Department of Transpo...
Impact on Compaction of Virginia’s Dense-Graded Asphalt Surface Mixtures From Recent Changes to Design and Construction Acceptance Criteria
In 2016,the Virginia Department of Transportation implemented new design criteria for most dense-...
Development of a Systemic Safety Improvement Plan for Two-Lane Rural Roads in Virginia
About 17,500 crashes per year occur on the more than 32,800 lane-miles of undivided two-lane rura...
Refining Environmental DNA Protocols Developed for the Endangered James Spinymussel (Pleurobema collina)
Molecular genetic techniques provide tools that may be used to locate, monitor, and survey the pr...
Guidelines for Prioritizing Curb Ramp Retrofits Under the Americans With Disabilities Act
Each year, the Virginia Department of Transportation (VDOT) invests millions of dollars retrofitt...
Corrosion-Resistant Steel Fastener Assemblies for ASTM A709 Grade 50CR Steel Bridges
The purpose of this study was to evaluate three types of corrosion-resistant steel fastener assem...
Performance Characteristics of In-Service Bridges for Enhancing Load Ratings: Leveraging Refined Analysis Methods
Bridge load rating assesses the safe live load carrying capacity of an existing or newly designed...