| 摘要 |
FIELD: construction. ^ SUBSTANCE: pipeline is laid on the concave part of the longitudinal section of the trench bottom on the layer of soft soil and is locked by filling one or two layers of soil with compacting. Screw vertical anchors and load-carrying belts are then mounted. Before filling the trench, the space between the belt and pipeline is provided with a cloth of unwoven synthetic material. ^ EFFECT: enhanced reliability of pipeline locking. ^ 4 dwg |
