FIELD: construction.
SUBSTANCE: invention relates to the field of construction, in particular to construction mixtures and methods suitable for structural elements of motor roads on sections of passage of swamps and weak waterlogged soils. Method of monolithic pile supports includes preparation of mixture of nepheline sludge, plasticizer - clay with content of clay particles with size of less than 5 mcm more than 15 % and mineral binder - portland cement of grade not lower than M400 with subsequent moistening with water to plastic consistency, repeated mixing, filling of pile sheath with seal not lower than 12.5 bar, at the following ratio of components, wt. %: nepheline slurry 60–90, portland cement 5–25, said clay 5–15.
EFFECT: technical result is utilization of alumina production, low consumption of portland cement, high strength.
1 cl, 2 tbl, 2 ex
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Authors
Dates
2019-04-22—Published
2018-02-19—Filed