FIELD: road building materials.
SUBSTANCE: invention can be used in the construction of roads as a structural layer of the base of the pavement or an additional layer of pavement. The modified cement soil for road construction contains, wt.%: Portland cement PC, grade CEM I 32.5 H 8-10, soil 88-90.4, zeolite-containing rock activated in the vortex layer apparatus 18-22% of PC, polycarboxylate superplasticizer 0.5-1.0% of the PC, water 12-19 (depending on the optimum humidity).
EFFECT: increasing the frost resistance and strength characteristics of the cement soil while reducing the consumption of Portland cement.
1 cl,
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Authors
Dates
2023-04-25—Published
2022-11-18—Filed