| 摘要 |
A soil cement for landfill is provided to improve a weak stratum, protect the stably solidified soil from a ground subsidence phenomenon and an inflow of leachate and natural water, have good constructability, and reduce a construction period. A soil cement for landfill is obtained by mixing 85-90% by weight of clay, granite soil, or a mixture thereof, 13-3% by weight of bentonite, and 2-7% by weight of stone powder having a particle size of 8 mm or smaller to improve a compaction degree. The stone powder is selected from the group consisting of granite, andesite, limestone, tuff, and clay slate. The bentonite comprises 60-70% of SiO2, 12-20% of Hl2O3, 3-5% of CaO, 0.2-2% of MgO, 1.0-20% of K2O, and 1-4% of Na2O.
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