Prewhirl spray auxiliary pile sinking construction method
A technology of pile driving and construction method, applied in sheet pile wall, foundation structure engineering, construction and other directions, can solve problems such as difficulty in penetration, and achieve the effects of reducing pile driving resistance, increasing pile lateral friction resistance, and improving pile driving speed.
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[0055] The present invention is described in further detail below in conjunction with embodiment:
[0056] 1. Pile sinking site in Taiyuan Iron and Steel Plant in Shanxi Province.
[0057] 2. PHC600 concrete pipe piles of 12m+12m are used, and the total length of the two sections is 24m.
[0058] 3. Carry out geological exploration on the site to determine the elevation and thickness of the spraying in the underground area
[0059] geological year
generation and success
because
layered
Rock and soil name
stratum description
consistency
or
density
(m)
Elevation of floor bottom (m) (boundary
limit)
Q m1
(1)
Miscellaneous fill
Mainly composed of gravel, concrete, construction waste and sticky
The composition of soil and so on.
loose
2.2
794.90-792.70
Q al
...
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