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Geoenvironmental Evaluation and Characterization of Near-Surface Subsoils for Sustainable Building Construction: An Integrated Approach

Oyeyemi, Kehinde D. and Olofinnade, O. M. and Aizebeokhai, A. P. and Ede, A. N. and Oladunjoye, M.A and Sanuade, O. A. and Adagunodo, T.A and Joshua, Opeyemi and Nduka, David (2019) Geoenvironmental Evaluation and Characterization of Near-Surface Subsoils for Sustainable Building Construction: An Integrated Approach. In: Recent Advances in Environmental Science from the Euro-Mediterranean and Surrounding Regions (2nd Edition). Springer.

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Abstract

Geoelectrical resistivity imaging was integrated with cone penetrating test (CPT) and standard penetrating test (SPT) for a preliminary investigation for building construction in a foreshore environment of Ilubirin Lagos, Nigeria. The two-dimensional electrical imaging revealed two inferred geoelectrical layers of loose silty sand (80.0–400 Ωm) and sandy clay (2.66–50.0 Ωm). An average CPT value of 10–48 kN/cm2 was measured between 0.5 and 7 m. The submerged bearing pressure ranged from 8 to 65 kN/m2. Generally, geotechnical investigations revealed the subsoils characteristics to range from soft to firm clay with low to moderate shear strength. It is recommended that a deeper pile foundation type should be adopted in the construction site so that the building would transmit their loads to a more stable basal subsoil stratum within the subsurface.

Item Type: Book Section
Uncontrolled Keywords: ERT Geomaterials characterization Geotechnical investigations Sustainable building Lagos-Nigeria This is a preview of subscription content, log in to check access.
Subjects: Q Science > Q Science (General)
Q Science > QC Physics
T Technology > TA Engineering (General). Civil engineering (General)
Divisions: Faculty of Engineering, Science and Mathematics > School of Civil Engineering and the Environment
Depositing User: Dr Oluwarotimi Michael Olofinnade
Date Deposited: 24 May 2021 11:42
Last Modified: 24 May 2021 11:42
URI: http://eprints.covenantuniversity.edu.ng/id/eprint/14131

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