Concrete is essentially what you get when you mix Portland cement, aggregate and water together (in the right proportions) and then let the mix harden. Looking at these different parts -. Portland cement (or just Cement) is basically made by grinding, heating in a kiln, then grinding again, the right kind of rocks.
How many pieces of Holland Stone does it take to do a square foot of paving? It takes approximately 4.6 pieces of Holland Stone to make a square foot of paving. Each pallet has 480 pieces of Holland Stone on it that should cover about 103 square feet of area.
For example, a 3Â½-inch-by-8-inch paver will cover a 28-inch area. Divide a square foot, or 144 inches, by the area the paver will cover. In the example of a 3Â½-inch-by-8 inch paver, divide 144 by 28 to get the number of pavers needed per square foot. In this example, 5.14 pavers will be required to cover 1 square foot of patio. Measure the area planned for the patio. Multiply the length times the width of the planned patio.