REINFORCED GROUND FOR ARRANGEMENT OF MOTOR ROAD CARPETS AND CROSSING TYPE SURFACES FOUNDATIONS Russian patent published in 2010 - IPC E01C3/04 

FIELD: construction.

SUBSTANCE: reinforced ground for arrangement of motor road carpet and crossing type surface foundations contains sand or sandy-loam soil, high-calcium flue ash and water. Soil additionally contains ferric chloride and polymer-containing solution - waste of car tyre making. Solution includes rubber in the form of latex DMVP-10H in amount of 7 wt % and rubber in the form of latex SKD 1S in amount of 7 wt %. With the following ratio of components, wt %: sand or sandy-loam soil - 75-77, high-calcium flue ash - 14-16, ferric chloride - 0.13-0.20, specified polymer-containing solution - 0.12-0.17, water - the rest.

EFFECT: increased strength, water resistance and frost resistance; wider possibility of application.

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