摘要 |
FIELD: construction.SUBSTANCE: ramming device comprises a rod for putting in motion a ramming head, a ramming head fixed at the end of the rod for ramming of loose filler in the cavity formed in the soil surface and having in general a flat blunt lower surface. A screen, the diameter of which provides for contact of the lower edge of the screen with the upper surface of the ramming head near the edge of this upper surface and which stretches upwards from the ramming head to the predetermined height, sufficient to prevent collapse and damage of side walls of the cavity in soft soil, where the ramming device is used, inside the specified cavity.EFFECT: higher efficiency and reduced time for construction in process of pile formation, provision of side wall soil collapse prevention during ramming.24 cl, 3 ex, 2 tbl, 9 dwg |