21–40 von 304 Ergebnissen
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    Statistical Analysis of Long-Term Aging Parameters of Laboratory- and Field-Aged Asphalt Binders Considering Rheological and Chemical Properties

    Jitong, Ding / Jiwang, Jiang / Fujian, Ni et al. | Transportation Research Record | 2023
    of long-term aging protocols on critical rheological and chemical parameters in the laboratory and field by focusing on the evaluation of ...

    Evaluation of Chemical Modifiers and Stabilizers for Chemically Active Soils—Clays

    Petry, Thomas M. / Das, Braja | Transportation Research Record | 2001
    soils are chemically active and their behavior can be improved through the application of chemical agents, a multitude of these agents have been ...

    Chemical and Rheological Characteristics of Styrene-Butadiene-Styrene Polymer-Modified Bitumens

    Lu, Xiaohu / Isacsson, Ulf | Transportation Research Record | 1999
    chemical methods. The results showed that morphology of the modified binders was influenced by bitumen composition and polymer content. Polymer ...

    Evaluation of Hexahydrated Magnesium Chloride Performance as Chemical Stabilizer of Granular Road Surfaces

    Thenoux, Guillermo / Vera, Sergio | Transportation Research Record | 2003

    The performance was evaluated of hexahydrated magnesium chloride (MgCl2·6H2O) as a chemical stabilizer of granular

     ...

    Chemical and Rheological Properties of Bitumen Partially Substituted with Rice-Straw-Based Lignin from Bio-Ethanol Industry Residue

    Andiyappan, Thavamani / Banapuram, Rahul Reddy / Minchala, Divakar et al. | Transportation Research Record | 2024

    The objective of this study is to evaluate the changes in the chemical and rheological properties of bitumen when partially substituted

     ...

    Effect of Sample Preparation on Chemical Composition and Morphology of Alkali–Silica Reaction Products

    Hanson, Karl F. / Van Dam, Thomas John / Peterson, Karl R. et al. | Transportation Research Record | 2003

    The chemical composition and morphology of alkali–silica reaction (ASR) products is of great importance in studying the reaction

     ...

    Can Chemical Modification of Paving Asphalts Be Equated to Polymer Modification?: A Laboratory Study

    Ajideh, Hossein / Rangel, Andres / Bahia, Hussain | Transportation Research Record | 2004

    Chemical modification of asphalt by acid has been known for quite some time. Chemically modified asphalts can extend the upper

     ...

    Dust Control: Australasian Experiences with Various Chemical Additives

    Giummarra, George J. / Foley, Graham / Cropley, Stephen | Transportation Research Record | 1997
    of deterioration of the roadway. In October 1996, Australian Road Research Board Transport Research completed and published a study of ...

    Ranking of Four Chemical and Mechanical Stabilization Methods to Treat Low-Volume Road Subgrades in Texas

    Puppala, Anand J. / Wattanasanticharoen, Ekarin / Hoyos, Laureano R. | Transportation Research Record | 2003
    soil properties often result in the poor performance of pavement infrastructures, particularly those built for low-volume traffic conditions ...

    Effectiveness of Soy Methyl Ester-Polystyrene as a Concrete Protectant on Mitigating the Chemical Interaction between Cement Paste and Calcium Chloride

    He, Jialuo / Thway, Thiha / Farnam, Yaghoob | Transportation Research Record | 2022

    Concrete pavements and bridge decks suffer from severe deterioration caused by the application of chloride-based deicing salts (i.e

     ...

    Part 3: Cementitious, Chemical, and Mechanical Stabilization: Recommendations for Stabilization of High-Sulfate Soils in Texas

    Harris, Pat / von Holdt, Joré / Sebesta, Stephen et al. | Transportation Research Record | 2006

    Chemical Approach to Formation of Calcite Precipitate from Recycled Concrete Aggregate Base Layers

    Bruinsma, James E. / Peterson, Karl R. / Snyder, Mark B. | Transportation Research Record | 1997
    is explored using chemical thermodynamic techniques. Ion activities and pH levels are estimated for the equilibrium states of rainwater ...

    Detection of Coal Tar Materials in Asphalt Pavements by Using Chemical and Biological Methods

    Blackburn, Gary R. / Kriech, Anthony J. / Kurek, Joseph T. et al. | Transportation Research Record | 1999
    city of Copenhagen were examined. It was found that there are clear chemical marker compounds and tests that can determine the presence of coal ...

    Chemical Additives for Dust Control: What We Have Used and What We Have Learned

    Bolander, Peter | Transportation Research Record | 1997

    The Pacific Northwest region of the USDA Forest Service has been using chemical additives for dust abatement for many years. The

     ...

    Evaluating Particulate Emissions from Jet Engines: Analysis of Chemical and Physical Characteristics and Potential Impacts on Coastal Environments and Human Health

    Boyle, Karleen A. | Transportation Research Record | 1996

      Evaluating Particulate Emissions from Jet Engines: Analysis of Chemical and Physical Characteristics and Potential Impacts on Coastal Environments and Human Health

      Boyle, Karleen A. | Transportation Research Record | 1996
      human health. Little is known about the particulate component of jet engine emissions. Baseline physical and chemical data on JEPs were obtained ...

    Impact of Water on Asphalt Aging

    Chemical Aging Kinetic Study
    Huang, Shin-Che / Glaser, Ron / Turner, Fred | Transportation Research Record | 2012

    Atmospheric pressure aging experiments were conducted to determine whether the presence of moisture during aging at a pavement service

     ...

    Characteristics of Virgin and Recycled Asphalt Shingle Binder Blends

    Rheological and Chemical Properties
    Zhou, Fujie / Chen, Peiru / Huang, Shin-Che | Transportation Research Record | 2014

    Application of recycled asphalt shingles (RAS) into hot-mix asphalt have been well accepted by many transportation agencies in recent

     ...

    Deicing Chemicals as Source of Constituents of Highway Runoff

    Granato, Gregory E. | Transportation Research Record | 2019
    of deicing chemicals in highway runoff may account for a substantial source of annual chemical loads. Comparison of estimated annual loads ...

    Analysis of Asphalt Oxidation by Means of Accelerated Testing and Environmental Conditions

    Villegas-Villegas, Rafael E. / Baldi-Sevilla, Alejandra / Aguiar-Moya, José Pablo et al. | Transportation Research Record | 2018

    The chemical changes that occur to asphalt with oxidation include an increase in oxygen content, as well as the unsaturation of the

     ...