N-standard sand, graded to pass a 850μm sieve and be retained on a 600μm sieve. Selecting the right type and size is crucial, as some sands have a different application than others.
Types and grades of sandĬontrary to what you may think, there is more than one type of sand, by the size of its pebbles and it's intended use. it is sold by the tonne and comes in trucks. For construction work, concrete mixing, etc. Sand for domestic or garden use is usually sold in small packets of several pounds / kilograms, and for larger projects in bags of 40, 60 or 80 lbs - 25kg or 50kg in Europe and other places. Of course, the exact composition will vary depending on local rock sources and conditions during the formation of the pebbles. The second most common type of sand, mostly encountered in islands and near the sea, is calcium carbonate which is created by various life-forms, like coral and shellfish. The most common constituent of sand in inland continental settings and non-tropical coastal settings is silica quartz (silicon dioxide - SiO2). Sand is a major component of concrete and due to the high demand for concrete for construction, suitable for concrete sand is also in high demand. Sand is a renewable resource in the long run, but in human timescale it is practically non-renewable. In some cases, "sand" refers to a textural class of soil, that is - a soil which has more than 85% of its mass comprised of sand-sized particles. Sand can be thought of as finer gravel, or coarser silt. Sand is a naturally occurring granular material which is composed of finely divided rock and mineral particles, rounded and polished to a varying extent. In case you end up needing to do this for a large number of sections, you might use our summation calculator. In case the area you are calculating has an irregular shape what you want to do is divide it in several regularly-shaped sections, calculate their volume and sand requirements and then sum them up together. To calculate the foundation area we need its diameter, since the formula is π x r 2, where r is the radius, or diameter/2. The volume of a figure with a round foundation is its height times the area of its foundation. If the area you want to cover, or the shape you want to fill is round, the calculation is a bit different: The volume formula for a rectangular (or square) box in cubic feet is height(ft) x width(ft) x length(ft), as seen in the figure below:įor example, to fill a box with a width of 3ft and a length of 6ft, to a depth of 1ft, you need to multiply 1ft x 3ft x 6ft = 18ft 3 (cubic feet) of sand. For this reason, and due to potential loses / waste, you should consider buying 5-6% more sand than estimated so you don't run just short of what you need in the end. There is finer and more coarse sand, so the density, measured for dry sand in kg per cubic meter or pounds per cubic feet, of your particular shipment may vary. Multiply the volume by the density (in the same units) to get the weight.
The approximate density of sand is 1600 kg/m 3 (100 lb/ft 3).Estimate the volume of sand needed, using geometrical formulas and plans or measurements.Our sand calculator is of great utility in such cases, but you should keep in mind that the results will only be as good as the measurements entered. Many builders and gardeners are faced with calculating or estimating the amount of sand they need to fill a given space with sand. How much does a cubic meter of sand weigh?.