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Effect of Mean Particle Size and Uniformity on Modulus Degradation of Nonlinearly Graded Marine Sands
Publisher: ASCE
Abstract: This study investigated the effect of gradation, especially of mean particle size and uniformity of gradation, on the shear modulus degradation of natural marine sands compared to regraded clean sands. A series of fixed-free ...
Effect of Fly Ash Geopolymer on Layer Coefficients of Reclaimed Asphalt Pavement Bases
Publisher: ASCE
Abstract: The utilization of reclaimed asphalt pavement (RAP) material in road construction has gained prominence with the backdrop of sustainability. The present study evaluates the usage of a significant amount of RAP material ...
Feasibility of Alkali-Activated Low-Calcium Fly Ash as a Binder for Deep Soil Mixing
Publisher: ASCE
Abstract: This study investigates the suitability of low-calcium fly ash (FA) for stabilizing expansive soil (ES) using the in-situ deep soil mixing (DSM) technique. The primary objective of the study was to control the swell-shrink ...
Effect of Fly-Ash Stabilization on Stiffness Modulus Degradation of Expansive Clays
Publisher: American Society of Civil Engineers
Experimental and Modeling Studies of Permanent Strains of Subgrade Soils
Publisher: American Society of Civil Engineers
Abstract: Mechanistic-empirical pavement design guide for flexible pavements as per the AASHTO design guide requires characterization of subgrade soils using the resilient modulus
Sustainable Reuse of Limestone Quarry Fines and RAP in Pavement Base/Subbase Layers
Publisher: American Society of Civil Engineers
Abstract: The advantages of utilizing recycled materials/byproducts in pavement construction are numerous. The reduction in landfilling resulting from the adoption of recycled materials in large quanitites primarily promotes their ...
System Reliability Framework for Design of Flexible Pavements
Publisher: ASCE
Abstract: The paper presents a methodology to carry out the series system reliability analysis of multilayered flexible pavements with respect to correlated fatigue and rutting failure modes. The importance of assessing the uncertainty ...
Modulus Improvement Factor-Based Design Coefficients for Geogrid- and Geocell-Reinforced Bases
Publisher: ASCE
Abstract: A series of large-scale model experiments were carried out on different geogrid- and geocell-reinforced base courses to evaluate realistic base-layer coefficients to design flexible pavements. The placement depth of ...
Utilization of Reclaimed Asphalt Pavements in Indian Low-Volume Roads
Publisher: American Society of Civil Engineers
Abstract: Utilization of reclaimed asphalt pavement (RAP) in the construction industry is gaining an advantage over conventional materials in terms of sustainable credits. However, the amount of production of RAP and its utilization ...