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KR80A Haikou City underground integrated pipe gallery project
Release time:
2021-07-29
Construction model KR80A project stratum clay, sand layer, high underground water level construction pile diameter 800mm construction pile depth 21.5m construction method mud wall hole forming time about 1 hour in September 2016, TYSIM machinery KR80A small rotary drilling rig went to Hainan to help Haikou city...

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