| 摘要 |
FIELD: motor road building in regions with negative mean-year temperature. SUBSTANCE: method for creating earth bed includes cleaning road path from brushes and moss cover, natural thawing out and draining base grounds, ground dumping to the base followed by compacting. Brushes and moss cover are removed in crosswise direction as to the road path and gathered in piles near the road in the beginning of autumn. Then base ground is loosened in the same direction. Then sand and gravel are put on the base and compacted. In the beginning of spring on thawing snow cover the brushes and moss cover are laid onto road surface, then sand-gravel mixture is dumped on and compacted. EFFECT: high reliability. |
