... Hollow (HSA) are commonly used to set groundwater monitoring wells for environmental and geotechnical applications. With the op...
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... method. After reaching the predetermined design depth, cement slurry is injected into ground through swivel device in drive unit and hollow w...
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Guangzhou Xinquan Machinery Equipment Co., Ltd. https://www.qunmachine.com Website: www.kaymachine.com Screws for the rotation of big container Specia...
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... cohesive substrata CFA Flight (CFA Piling) In this method the stays in the pile bore to the final depth, being withdrawn slowly with t...
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