While it varies depending on the desired consistency, a good mix ratio to start with is one part cement, two parts sand, and four parts crushed rock or gravel in a 1:2:4 ratio. Check Commercial Concrete Service Info
While it varies depending on the desired consistency, a good mix ratio to start with is one part cement, two parts sand, and four parts crushed rock or gravel in a 1:2:4 ratio. Check Commercial Concrete Service Info