How much gravel is needed for a concrete slab?
Mar 26, 2020· For cubic yards, divide the total cubic feet by 27. Because one cubic yard of gravel is equal to 1.13 tons, you can multiply your total cubic yards by 1.13 to convert this measurement to tons. What type of gravel goes under concrete? Because concrete is a very porous material, it will absorb any moisture that it contacts. This can cause pooling.Concrete Calculator - how much concrete do you need in,,Free online concrete calculator for your construction projects. Calculate the required weight and volume of readymix concrete you need for your wall, column, steps, slabs, footings, and others. Easy to use calculator for how much concrete you need in cubic feet, cubic yards, cubic meters, tons, tonnes, as well as bags of concrete of different sizes.Calculation of the amount of cement, sand and gravel for,,Vendors also announced a price per cubic meter of sand or gravel or gravel. Proportion of sand depends on its origin, such as river sand is heavier than a career. 1 cubic meter of sand weighs 1200-1700 kg on average - 1500 kg. Gravel and crushed stone. According to various sources, the weight of 1 cubic meter ranges from 1200 to 2500 kg,