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Assessment of Subsurface Competency Using Geotechnical Method of a Proposed Structure F.C.T Nigeria

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Assessment of Subsurface Competency Using Geotechnical Method of a Proposed Structure F.C.T Nigeria DOI:  https://doi.org/10.30564/agger.v4i4.5133 Received: 11 October 2022 Revised: 24 November 2022 Accepted: 30 November 2022 Published Online: 30 December 2022 Abstract Structural failure has been recently happenings mostly in the commercially populated states along the coastal line in Nigeria. As a result, an open field at a chosen location in Abuja, Nigeria, was investigated. For the purpose of this study, test bores were drilled and Standard Penetration Tests (SPT) were conducted at every 1.5 m interval up to a maximum depth of 12.0 m with the bearing pressure ranging between 20 kN/m2 and 1000 kN/m2 . 3 test bores were drilled within the plot location, and samples were obtained at the test bore’s locations for laboratory analysis. Findings revealed that subsurface lithology found at the site within the explored depths of 0.0-12.0 m is mostly silty sand, laterite, s...

Assessment of Subsurface Competency Using Geotechnical Method of a Proposed Structure F.C.T Nigeria

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Assessment of Subsurface Competency Using Geotechnical Method of a Proposed Structure F.C.T Nigeria DOI:  https://doi.org/10.30564/agger.v4i4.5133 Received: 11 October 2022 Revised: 24 November 2022 Accepted: 30 November 2022 Published Online: 30 December 2022 Abstract Structural failure has been recently happenings mostly in the commercially populated states along the coastal line in Nigeria. As a result, an open field at a chosen location in Abuja, Nigeria, was investigated. For the purpose of this study, test bores were drilled and Standard Penetration Tests (SPT) were conducted at every 1.5 m interval up to a maximum depth of 12.0 m with the bearing pressure ranging between 20 kN/m2 and 1000 kN/m2 . 3 test bores were drilled within the plot location, and samples were obtained at the test bore’s locations for laboratory analysis. Findings revealed that subsurface lithology found at the site within the explored depths of 0.0-12.0 m is mostly silty sand, laterite, s...

Assessment of Subsurface Competency Using Geotechnical Method of a Proposed Structure F.C.T Nigeria

Image
Assessment of Subsurface Competency Using Geotechnical Method of a Proposed Structure F.C.T Nigeria DOI:  https://doi.org/10.30564/agger.v4i4.5133 Abstract Structural failure has been recently happenings mostly in the commercially populated states along the coastal line in Nigeria. As a result, an open field at a chosen location in Abuja, Nigeria, was investigated. For the purpose of this study, test bores were drilled and Standard Penetration Tests (SPT) were conducted at every 1.5 m interval up to a maximum depth of 12.0 m with the bearing pressure ranging between 20 kN/m2 and 1000 kN/m2 . 3 test bores’ were drilled within the plot location, and samples were obtained at the test bores locations for laboratory analysis. Findings revealed that subsurface lithology found at the site within the explored depths of 0.0 ~ 12.0 m is mostly silty sand, laterite, sandy clay, silty clay, clayey sand, and weathered rock. The findings fro...