One ton of gravel covers 100 square feet at 2 inches thick, 80 square feet at 3 inches thick, 70 square feet at 4 inches thick or 60 square feet at 5 inches thick. These stones can be bought in sizes from 3/8 to 4 inches.
Continue ReadingSome common types of gravel include rounded pea gravel for landscaping and concrete, crushed stone for road surfacing, coarse piedmont gravel carried by mountain waterways, semi-polished creek rock recovered from river beds, pay gravel with concentrations of precious metals and fine gravel with diameters of less than 4 millimeters. Weathering and erosion creates gravel deposits.
Learn more about StatisticsTo calculate how much gravel is needed, measure the width and breadth of the area in feet, and determine the depth desired. Multiply the length times the width times the depth for the number of cubic feet, then divide that number by 27 to determine the needed cubic yards.
Full Answer >A school flag pole ranges in height from 20 feet to 45 feet. Most flag poles intended for public or institutional display generally fall within this range.
Full Answer >A typical 53-foot trailer that is 9 feet high and 8 feet wide contains 3,816 cubic feet of space. However, because of the irregular shape of many items being shipped, a trailer is often not filled completely. Air pockets are located in various locations throughout the trailer.
Full Answer >Population density tells you how crowded a certain area is, on average. To calculate, you need measurements of area, the population count and a calculator.
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