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Showing 1 to 6 of 6 for “"Virginia Transportation Research Council"”.
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Computerized Ultrasonic Raytracing Model for C-scans of Solid Steel Bridge Pins
… from an ultrasonic C-scanning system for the Virginia Transportation Research Council (VTRC). The report discusses the reasons behind the development of the raytrace model, as well as specifications of the model, the input conditions, and the data output and visualization. The model uses as …
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Roadside Ditch Design and Erosion Control on Virginia Highways
… has become a topic of concern for the Virginia Department of Transportation. Erosion failures of roadside ditches have occurred frequently enough to indicate that it may be desirable to revise the current design practice. Through the Virginia Transportation Research Council, VDOT has …
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On-Road Investigation of Fluorescent Sign Colors to Improve Conspicuity
This thesis documents Phase III of a research program undertaken by the Virginia Transportation Research Council and the Virginia Tech Transportation Institute in cooperation with the 3M Company and the Virginia Department of Transportation for the evaluation of visual performance of …
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Determining the Air Void Parameters of Concrete Using Digital Image Analysis of Polarized Light Micrographs
… using the standard ASTM C457 method by the Virginia Transportation Research Council, (VTRC), are used in this study. The air void parameters obtained using the new test are compared directly with the results obtained by VTRC for the two specimens. Statistical comparisons indicate that the …
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Distribution, Genetic Characterization, and Life History of the James spinymussel, Pleurobema collina (Bivalvia: Unionidae), in Virginia and North Carolina
… Biologists with the North Carolina Department of Transportation (NCDOT) discovered spinymussel populations in the Dan and Mayo rivers in NC in 2000 and 2001, respectively. The U.S. Fish & Wildlife Service (USFWS) tentatively identified this species as Pleurobema collina. My project proposed by the …
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Shear Strength of a PCBT-53 Girder Fabricated with Lightweight, Self-Consolidating Concrete
The research conducted was part of a project sponsored by the Virginia Department of Transportation and the Virginia Transportation Research Council. One PCBT-53 girder was fabricated with lightweight, self-consolidating concrete. An additional composite cast-in-place lightweight concrete deck was …