Generally speaking, aggregate driveways need to be re-sealed once every two years. Commercial premises may be re-sealed more often.
After the concrete has been placed, a surface retarder is then applied to delay the top layer of cement from setting.
Areas that are fully surrounded by walls (no matter how low) where water has nowhere to go will need a soak well.
Cement is an additive that provides the basis for the glue that holds concrete. Concrete is a mixture of aggregates and sand with water and cement.
For Business Owners