Stabilizing road base composition and method for preparing same

Details Stabilizing road base composition and method for preparing same Stabilizing road base composition and method for preparing same

C - Chemistry, Metallurgy

04

B

31/19, 94/46

C04B 11/00 (2006.01) C09K 17/40 (2006.01) E01C 3/00 (2006.01) E01C 21/00 (2006.01)

Patent

CA 1333446

A composition for preparing a stabilizing road base and method for preparing same. The composition and method for preparing same comprise 30-50% by volume of gypsum fines having a diameter of less than one inch, 30-70% by volume of at least one aggregate having a diameter of less than one inch and 0-40% by volume of soil mixed into a substantially homogeneous mixture, the mixture having less than 15% by volume of particles with a diameter of less than 0.02 inch. The mixture is saturated with at least one lignosulfonate so that the lignosulfonate substantially coats the gypsum fines, the aggregate and the soil. The invention also discloses a road having a stabilizing road base and method for preparing same.

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