FIELD: construction.
SUBSTANCE: screw pile comprises shaft with screw block in the form of hub with cone tip equipped with helical blade, and the block is fixed at the front end in direction of screwing. Injector in the form of pipe with holes aligned perpendicularly to its axis is rigidly fixed to cone tip of block, and front end of pipe has a plug in the form of cone, and back one, arranged in block, is connected to pipe installed inside shaft, upper end of which is connected to pump to supply soil reinforcement mixture.
EFFECT: improved bearing capacity of screw pile in loose and compressible soils.
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| DEVICE TO FORM BORE PILES | 2009 |
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RU2426835C1 |
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RU2459038C1 |
| TELESCOPIC SCREW PILE WITH LEADER PILE | 2021 |
|
RU2763573C1 |
