| 摘要 |
FIELD: construction.SUBSTANCE: screw pile comprises a hollow shaft equipped with helical blades, in the lower part of the pile shaft there are holes. Holes are arranged under the lower blade evenly along the spiral, the twisting angle of which matches the twisting angle of the lower blade.EFFECT: increased reliability of a screw pile in process of its operation.3 cl, 1 dwg |
