Portland Cement Concrete Pavement Permeability Performance
The objective of this project was to evaluate the transport properties of concrete pavement in the state of Indiana using common testing procedures. Specifically this work evaluated the absorption of water, the absorption of deicing solutions, and electrical conductivity.
Javier Castro +2 more
openaire +2 more sources
This study introduces a reliability‐calibrated machine learning framework to predict the maximum dry density and optimum moisture content of heterogeneous soils. By integrating 15 algorithms with conformal prediction, the models deliver accurate compaction estimates alongside rigorous, distribution‐free 90% confidence intervals.
Farjad Aziz +3 more
wiley +1 more source
Sustainable Concrete Pavements: A Manual of Practice, January 2012 [PDF]
Sustainable Concrete Pavements: A Manual of Practice is a product of the National Concrete Pavement Technology Center at Iowa State University’s Institute for Transportation, with funding from the Federal Highway Administration (DTFH61-06-H-00011, Work ...
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During the last three decades, concrete pavement or rigid pavement became a widely used alternative of flexible pavement (asphalt pavement) at freeways and highways with high traffic of heavy vehicles, due to its durability, long life, and less need of ...
Fady M. A. Hassouna, Yeon Woo Jung
doaj +1 more source
High‐strength composites by thiocracking of high‐polypropylene‐content mixed waste
Mixed plastic waste made up of polystyrene and polypropylene was reacted with elemental sulfur to give high‐strength composites. Abstract Mixed‐material municipal waste poses a persistent end‐of‐life management challenge because the heterogeneous composition limits efficient separation and recycling. After disposal, mixed‐material waste often fragments
Athira Babu, Rhett C. Smith
wiley +1 more source
Developing a Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Both Laboratory and Field Applications, January 2006 [PDF]
Various test methods exist for measuring heat of cement hydration; however, most current methods require expensive equipment, complex testing procedures, and/or extensive time, thus not being suitable for field application.
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Effect of Fly Ash and Ground Granulated Blast Furnace Slag on The Strength of Concrete Pavement
In this study, the effects of Fly Ash (FA) and Ground Granulated Furnace Slag (GGBFS) on design of concretepavement are investigated. It has been observed how these mineral additives change the 7 days compressive strengthand splitting tensile strength of
Fatih Acıkök
doaj +1 more source
Disciplining the “Queen of the World”? Responsible Innovation as a Way of Life
ABSTRACT This paper offers a critical reflection on the concept of responsible innovation as defined during the last decades. We argue that the emphasis on innovation as a process risks neglecting the very goals of innovation, namely societal desirability and acceptability. Thus, we suggest reconsidering the role of imagination, the “Queen of the world”
Xavier Pavie +2 more
wiley +1 more source
A novel cavity contraction solution and multilayer shaft wall model were developed to analyze deep shaft stability, considering rock viscosity, support structures, and water pressure, with successful validation through a Hulusu Coal Mine case study.
Bin Chen +5 more
wiley +1 more source
Development of Performance Properties of Ternary Mixtures and Concrete Pavement Mixture Design and Analysis (MDA): Effect of Paste Quality on Fresh and Hardened Properties of Ternary Mixtures, TPF-5(117), 2012 [PDF]
The purpose of this study was to investigate the effect of cement paste quality on the concrete performance, particularly fresh properties, by changing the water-to-cementitious materials ratio (w/cm), type and dosage of supplementary cementitious ...
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