Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant Project

[Introduction] The paper aims to sovle the sub-grade problems cause by complex karst and soil cave foundation, design problems in karst and soil cave foundation treatment design, construction problems often occurred in power plant projects, such as advanced drilling, bored pile and PHC pile construc...

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Main Authors: ZHOU Leijing, YU Guozhao, LIN Weibin
Format: Article
Language:English
Published: Energy Observer Magazine Co., Ltd. 2022-05-01
Series:南方能源建设
Subjects:
Online Access:https://www.energychina.press/en/article/doi/10.16516/j.gedi.issn2095-8676.2022.S1.011
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author ZHOU Leijing
YU Guozhao
LIN Weibin
author_facet ZHOU Leijing
YU Guozhao
LIN Weibin
author_sort ZHOU Leijing
collection DOAJ
description [Introduction] The paper aims to sovle the sub-grade problems cause by complex karst and soil cave foundation, design problems in karst and soil cave foundation treatment design, construction problems often occurred in power plant projects, such as advanced drilling, bored pile and PHC pile construction difficult problems etc.. [Method] To describe the relevant karst and soil cave treatment key technologies, including treatment principles, treatment methods (including filling method, crossing method, pile foundation method), we analyzed and compared the relevant specifications, costs and practical engineering experience. [Results] The results we obtained is the solutions to the difficult problems in the treatment of karst and soil cavern foundation and the problems that are easy to occur in the punching construction of pile foundation of karst cavern foundation and the emergency response plan. [Conclusion] Finally, several treatment methods of karst foundation in power plant are suggesed, which can be used as reference for similar projects.
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spelling doaj.art-ac534e15f61947cdb82b19d6a79e81832022-12-22T00:47:59ZengEnergy Observer Magazine Co., Ltd.南方能源建设2095-86762022-05-019S1697510.16516/j.gedi.issn2095-8676.2022.S1.011Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant ProjectZHOU Leijing0YU Guozhao1LIN Weibin2China Energy Engineering Group Guangdong Electric Power Design Institute Co., Ltd., Guangzhou 510663, Guangdong, ChinaChina Resources Power (Yunfu) Co., Ltd., Yunfu 527322, Guangdong, ChinaChina Energy Engineering Group Guangdong Electric Power Design Institute Co., Ltd., Guangzhou 510663, Guangdong, China[Introduction] The paper aims to sovle the sub-grade problems cause by complex karst and soil cave foundation, design problems in karst and soil cave foundation treatment design, construction problems often occurred in power plant projects, such as advanced drilling, bored pile and PHC pile construction difficult problems etc.. [Method] To describe the relevant karst and soil cave treatment key technologies, including treatment principles, treatment methods (including filling method, crossing method, pile foundation method), we analyzed and compared the relevant specifications, costs and practical engineering experience. [Results] The results we obtained is the solutions to the difficult problems in the treatment of karst and soil cavern foundation and the problems that are easy to occur in the punching construction of pile foundation of karst cavern foundation and the emergency response plan. [Conclusion] Finally, several treatment methods of karst foundation in power plant are suggesed, which can be used as reference for similar projects.https://www.energychina.press/en/article/doi/10.16516/j.gedi.issn2095-8676.2022.S1.011power plantkarst cavesoil treatmentpile foundationpunching pile construction
spellingShingle ZHOU Leijing
YU Guozhao
LIN Weibin
Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant Project
南方能源建设
power plant
karst cave
soil treatment
pile foundation
punching pile construction
title Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant Project
title_full Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant Project
title_fullStr Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant Project
title_full_unstemmed Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant Project
title_short Key Technology and Difficult Proble Analysis of Karst Cave Treatment in Power Plant Project
title_sort key technology and difficult proble analysis of karst cave treatment in power plant project
topic power plant
karst cave
soil treatment
pile foundation
punching pile construction
url https://www.energychina.press/en/article/doi/10.16516/j.gedi.issn2095-8676.2022.S1.011
work_keys_str_mv AT zhouleijing keytechnologyanddifficultprobleanalysisofkarstcavetreatmentinpowerplantproject
AT yuguozhao keytechnologyanddifficultprobleanalysisofkarstcavetreatmentinpowerplantproject
AT linweibin keytechnologyanddifficultprobleanalysisofkarstcavetreatmentinpowerplantproject