101–120 of 284 hits
|

    Mechanical-Chemical Characterization of the Effects of Type, Dosage, and Treatment Methods of Rejuvenators in Aged Bituminous Materials

    Nsengiyumva, Gabriel / Haghshenas, Hamzeh F. / Kim, Yong-Rak et al. | Transportation Research Record | 2020

    Proper use of rejuvenators can improve the properties and performance of aged asphalt mixtures; however, there is currently a lack of

     ...

    Measuring the Effect of Moisture on Asphalt–Aggregate Bond with the Bitumen Bond Strength Test

    Moraes, Raquel / Velasquez, Raul / Bahia, Hussain U. | Transportation Research Record | 2011

    Understanding moisture damage mechanisms in asphalt pavements and evaluating the right combination of materials that are resistant to

     ...

    Measurements of Moisture Suction and Diffusion Coefficient in Hot-Mix Asphalt and Their Relationships to Moisture Damage

    Kassem, Emad / Masad, Eyad / Bulut, Rifat et al. | Transportation Research Record | 2006
    related to physical and chemical properties of HMA that influence moisture damage. This procedure was achieved in two phases. In the first phase ...

    Measurement of Volume Change in Cementitious Materials at Early Ages

    Review of Testing Protocols and Interpretation of Results
    Sant, Gaurav / Lura, Pietro / Weiss, Jason | Transportation Research Record | 2006
    membrane, a corrugated tube, a noncontact measurement in a rigid mold, and the ASTM C 157 standard. The results of the autogenous and chemical ...

    Measured Effects of Liquid Soil Stabilizers on Engineering Properties of Clay

    Rauch, Alan F. / Harmon, Jacqueline S. / Katz, Lynn E. et al. | Transportation Research Record | 2002
    ash. Marketed as alternatives to these conventional bulk soil stabilizers, a variety of concentrated liquid chemical products are sold by ...

    Mass Loading of First Flush Pollutants with Treatment Strategy Simulations

    Kayhanian, Masoud / Stenstrom, Michael K. | Transportation Research Record | 2005

    “First flush” is a term for the initial period of stormwater discharge from a storm event. Conventional thinking is that the first flush

     ...

    Mass Concrete Mixtures Optimized for Temperature Control and High Workability

    Ozyildirim, H. Celik / Sharifi, Mary / Hossain, M. Shabbir | Transportation Research Record | 2023

    Mass concrete is prone to thermal cracking, deleterious chemical reactions, and ultimate strength reduction caused by a high temperature

     ...

    Marine Highway Transport of Toxic Inhalation Hazard Materials

    Protopapas, Annie / Kruse, C. James / Olson, Leslie E. et al. | Transportation Research Record | 2013
    to transportation of either chemical. The researchers identified major obstacles to development and expansion and corresponding potential ...

    Low-Temperature Oxidation Kinetics of Asphalt Binders

    Glaser, Ronald R. / Schabron, John F. / Turner, Thomas F. et al. | Transportation Research Record | 2013
    investigate the relationship of rheological changes with chemical changes as binders oxidize. The rheometry consisted of the generation of a series of ...

    Long-Term Strength and Durability of Hydrated Fly-Ash Road Bases

    White, David J. / Bergeson, Kenneth L. | Transportation Research Record | 2001
    . Reclaimed HFA is a form of artificial aggregate produced from compacted, hydrated Class C fly ash at pulverized-coal combustion facilities. Strength ...

    Long-Term Performance of Soybean-Based Concrete Surface Protectant under Laboratory Accelerated Aging Conditions

    Houshmand Khaneghahi, Mohammad / Mutua, Angela / He, Jialuo et al. | Transportation Research Record | 2024
    chemical compositions remained unaffected by AAC, in contrast to the control samples where a decrease in the quantity of calcium hydroxide and an ...

    Long-Term Performance of Chemically Modified Subgrade Soils in Indiana

    Jung, Chulmin / Bobet, Antonio / Siddiki, Nayyar Zia et al. | Transportation Research Record | 2008

    Chemical modification of soils with lime in Indiana is widely used to improve the workability and compactability of weak subgrade soils

     ...

    Long-Term Effects of Magnesium Chloride and Other Concentrated Salt Solutions on Pavement and Structural Portland Cement Concrete

    Sutter, Larry / Van Dam, Thomas / Peterson, Karl R. et al. | Transportation Research Record | 2006
    specimens of three different water-to-cement ratios (0.4, 0.5, and 0.6) were immersed in concentrated solutions of various chemical deicers and held ...

    Long-Term Aging Characteristics of Polyphosphoric Acid-Modified Asphalts

    Huang, Shin-Che / Turner, Thomas F. / Miknis, Francis P. et al. | Transportation Research Record | 2008
    chemical properties of unmodified and PPA-modified asphalts is also presented. The results show a linear relationship between physical properties ...

    Liquid Anti-Icing Chemicals on Asphalt: Friction Trends

    Leggett, Timothy S. / Sdoutz, Gerald D. | Transportation Research Record | 2001

    Research was done to determine whether there existed a chemical “slipperiness”on an asphalt surface as a result of a transition of

     ...

    Limitations of Using Conventional Unpaved Road Specifications for Understanding Unpaved Road Performance

    Jones, David / Paige-Green, Philip | Transportation Research Record | 2015
    expected performance across the full range of grading and plasticity index (PI) envelopes. Observations of many U.S. roads that met federal or ...

    Lime Treatment of Lake Texcoco Clays with Some Insights on the Application of Deep Mixing Columns

    Naik, Saureen R. / Akula, Pavan / Hariharan, Narain et al. | Transportation Research Record | 2022
    area, trial sections were built to analyze the effect of quicklime (CaO) on the natural clay s physical, chemical, and engineering properties ...

    Laboratory Testing of Suction and Deformation Properties of Base Course Aggregates

    Kolisoja, Pauli / Saarenketo, Timo / Peltoniemi, Hannu et al. | Transportation Research Record | 2002
    examine the mechanical, thermodynamic, electrical, and chemical factors that affect the seasonal variation of strength and deformation behavior of ...

    Laboratory Performance and Compositional Evaluation of Bio-Based Recycling Agents

    Moraes, Raquel / Yin, Fan / Rodezno, Carolina | Transportation Research Record | 2023

    This study sought to evaluate the chemical composition of bio-based recycling agents (RAs) as indicated by fatty acids content and their

     ...

    Laboratory Investigation on Pollutant Removal Effect of Purification Materials for Porous Asphalt Pavement

    Liu, Jiawen / Li, Hui / Yang, Bing et al. | Transportation Research Record | 2022
    ), they can enhance the removal effect of dissolved pollutants, especially heavy metals, by their special chemical properties and the positive ...