| 摘要 |
FIELD: building and building structures, particularly for erection of deep foundations and underground structures with the use of foundation cylinders. ^ SUBSTANCE: method involves forced driving foundation cylinder having blade part in ground by applying additional force thereto along with simultaneous screwing on metal screw piles arranged along inner perimeter of blade part. ^ EFFECT: reduced time, labor and power inputs, material consumption and cost, increased simplicity. ^ 4 dwg |
