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Effect of overburden pressure on clay compressibility: Clay compressibility - Couverture souple

Phanikumar, Ramachandra; Amrutha, Kadmisetty

 
9783846517505: Effect of overburden pressure on clay compressibility: Clay compressibility

Synopsis

The total amount of settlement that a structure founded on a clay soil undergoes comprises of immediate (or elastic) and consolidation settlements. In the case of clay soils, amount of consolidation settlement (Sc) is more than that of immediate or elastic settlement (Se). Hence, it is important to correctly estimate the amount of consolidation settlement (Sc). The parameters that influence consolidation settlement of a field soil are initial degree of saturation (S%), void ratio (e) of soil prior to excavation, the amount of overburden pressure removed during trench making (σo), or in other words, the amount of rebound caused in the soil giving rise to final void ratio just before construction and the intensity of loading or the applied pressure (σ). This book presents an experimental study on the effect of above parameters on compressibility characteristics of a clay soil. The different steps undertaken in the field for footing construction are simulated in the laboratory and compressibility studied.

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Présentation de l'éditeur

The total amount of settlement that a structure founded on a clay soil undergoes comprises of immediate (or elastic) and consolidation settlements. In the case of clay soils, amount of consolidation settlement (Sc) is more than that of immediate or elastic settlement (Se). Hence, it is important to correctly estimate the amount of consolidation settlement (Sc). The parameters that influence consolidation settlement of a field soil are initial degree of saturation (S%), void ratio (e) of soil prior to excavation, the amount of overburden pressure removed during trench making (σo), or in other words, the amount of rebound caused in the soil giving rise to final void ratio just before construction and the intensity of loading or the applied pressure (σ). This book presents an experimental study on the effect of above parameters on compressibility characteristics of a clay soil. The different steps undertaken in the field for footing construction are simulated in the laboratory and compressibility studied.

Biographie de l'auteur

K. Amrutha is a Research Student in the Department of Civil Engineering, VIT, Vellore, India. Her research areas are expansive soils and ground improvement.Dr. B. R. Phanikumar is Professor of Civil Engineering, VIT, Vellore, India. He too works on expansive soils and ground improvement. He wrote 220 papers for journals and conferences.

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