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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  
Performance of Asphalt Rubber Gap-Graded Mixture Overlays Over Jointed Concrete Pavements
The Virginia Department of Transportation (VDOT) maintains 3,343 lane-miles of composite pavement...
Interlaboratory Study for the Indirect Tensile Cracking Test at Intermediate Temperature: Phase II
The indirect tensile cracking test (IDT-CT) is performed in accordance with ASTM D8225-19.  This...
Determining Design Criteria for Land and Flow Characteristics That Produce Non-Erosive Sheet Flow
If a design engineer can show that a project site will produce non-erosive sheet flow, the cost a...
An Analysis of Virtual Public Engagement in the Transportation Planning Process
Public engagement is an important and required element of the transportation planning process.  S...
Guidance for and Effectiveness of Low-Cost Delineation Treatments
Roadway departure crashes (RDCs) occur when a vehicle crosses a centerline, edgeline,or otherwise...
Investigation of Number 10 Screenings for Subgrade Soil Improvement
Poor subgrade often requires in-place stabilization or removal by excavation and replacement with...
Development of Guidance for a Vehicle Occupancy Rate Data Collection Program
Transportation planning practices increasingly require knowing the number of occupants per vehicl...
Nondestructive Inspection Methods for Liquid Deicer Storage Tanks
High-density polyethylene (HDPE) is widely used for above-ground storage tanks (ASTs). However, t...
Prediction of Interstate Travel Time Reliability: Phase II
Accurate prediction of travel time reliability measures would help state departments of transport...
Simple and Practical Tests for Rutting Evaluation of Asphalt Mixtures in the Balanced Mix Design Process
The Virginia Department of Transportation (VDOT) is currently using the asphalt pavement analyzer...
Promoting Native Roadside Plant Communities and Ensuring Successful Vegetation Establishment Practices
The loss of vegetation from roadside activities can lead to erosion and an increased sediment loa...
Balanced Mix Design for Surface Mixtures: 2020 Field Trials
The Virginia Department of Transportation (VDOT) has been working toward the implementation of ba...