Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology

This study presents two field cases of deep excavation using the hydraulic servo geotechnology as an enhancement to the lateral support. The first excavation process was preceded with numerical simulation to investigate the deformation of excavation pit with and without servo geotechnology. Optimise...

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Main Authors: Horris K. Nangulama, Zhou Jian
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Advances in Civil Engineering
Online Access:http://dx.doi.org/10.1155/2022/6234581
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author Horris K. Nangulama
Zhou Jian
author_facet Horris K. Nangulama
Zhou Jian
author_sort Horris K. Nangulama
collection DOAJ
description This study presents two field cases of deep excavation using the hydraulic servo geotechnology as an enhancement to the lateral support. The first excavation process was preceded with numerical simulation to investigate the deformation of excavation pit with and without servo geotechnology. Optimised axial loading capacities from the numerical simulation were adopted at the actual excavation site. On the second excavation site, servo geotechnology was applied directly on the excavation process during actual construction without prior numerical simulation. The results showed that the servo steel support geotechnology restrained above 70% of lateral displacements of the excavated walls, and ground surface influence zone settlements were kept within the acceptable warning limits. Prior application of the numerical simulation before field excavation optimised axial loads and kept the deformation caused by excavation within project limits. The numerical simulation of servo geotechnology deformation control capacity for deep excavation projects is validated, and this study provides a practical and significant reference on similar projects.
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institution Kabale University
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publishDate 2022-01-01
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series Advances in Civil Engineering
spelling doaj-art-0bab2cbefb47442b904a78b0114e09af2025-02-03T06:06:47ZengWileyAdvances in Civil Engineering1687-80942022-01-01202210.1155/2022/6234581Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement GeotechnologyHorris K. Nangulama0Zhou Jian1Research Centre of Coastal and Urban Geotechnical EngineeringResearch Centre of Coastal and Urban Geotechnical EngineeringThis study presents two field cases of deep excavation using the hydraulic servo geotechnology as an enhancement to the lateral support. The first excavation process was preceded with numerical simulation to investigate the deformation of excavation pit with and without servo geotechnology. Optimised axial loading capacities from the numerical simulation were adopted at the actual excavation site. On the second excavation site, servo geotechnology was applied directly on the excavation process during actual construction without prior numerical simulation. The results showed that the servo steel support geotechnology restrained above 70% of lateral displacements of the excavated walls, and ground surface influence zone settlements were kept within the acceptable warning limits. Prior application of the numerical simulation before field excavation optimised axial loads and kept the deformation caused by excavation within project limits. The numerical simulation of servo geotechnology deformation control capacity for deep excavation projects is validated, and this study provides a practical and significant reference on similar projects.http://dx.doi.org/10.1155/2022/6234581
spellingShingle Horris K. Nangulama
Zhou Jian
Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology
Advances in Civil Engineering
title Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology
title_full Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology
title_fullStr Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology
title_full_unstemmed Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology
title_short Deformation Control Monitoring of Basement Excavation at Field Construction Site: A Case of Hydraulic Servo Steel Enhancement Geotechnology
title_sort deformation control monitoring of basement excavation at field construction site a case of hydraulic servo steel enhancement geotechnology
url http://dx.doi.org/10.1155/2022/6234581
work_keys_str_mv AT horrisknangulama deformationcontrolmonitoringofbasementexcavationatfieldconstructionsiteacaseofhydraulicservosteelenhancementgeotechnology
AT zhoujian deformationcontrolmonitoringofbasementexcavationatfieldconstructionsiteacaseofhydraulicservosteelenhancementgeotechnology