All masonry need to be developed on secure floor, either soil that hasn’t been disturbed right before or fill that’s been mechanically compacted. The Portland cement and drinking water Mix and surround the sand and gravel. Concurrently, the drinking water reacts chemically with the Portland cement and The full slurry https://f004.backblazeb2.com/file/DigitalAsset/westhillmasonry/Hardscape-Contractors.html