People frequently give up on concrete driveway repair because of the associated expenditures. Concrete is made of cement, water, aggregates like sand or gravel, and occasionally admixtures like fly ash or pozzolans. In a mixer-grinder or with an auger drum mixer, the components are combined with water and aggregate particles to create a slurry, which is then poured into forms as a "kneaded" paste. After 24 hours, the paste hardens (sets), and the aggregate particles separate.
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