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When there is seepage in the soil, it is often accompanied by seepage deformation, such as piping and flowing soil. This should be paid attention to in the excavation of dams and foundation pits. On the one hand, the hydraulic gradient can be reduced by means of anti-seepage, precipitation or increa
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Road and railway subgrade projects are built in saline soil areas and water-rich soft soil areas, and composite geomembrane is laid at the bottom of the subgrade, which can effectively limit the migration of salt and has waterproof effect. Geomembrane can form a barrier layer to limit or even comple