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Concrete is a mixture of sand, gravel, cement, and water. Generally, you have 1 part cement, 2 parts sand, and 3 parts gravel. Sand makes up about 1/4 or 1/3 of a cubic foot. At 100 pounds per cu ft that is about 25-35 pounds.
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How much concrete is needed for an area 8' x 4' and 3 deep?
96 cubic feet of concrete
How much concrete is needed for a trench 10 wide by 3 deep by 54 ' long?
volume of trench = 10' x 3' x 54' = 1620 cubic feet therefore 1620 cubic feet of concrete will be required.
How much concrete do you need for a walkway 4feet by 12 feet 4 inches thick?
Volume of concrete needed = 4 x 12 x 1/3 = 4 x 4 = 16 cubic feet
How much concrete for a 3 ft cubed hole?
3 cubic feet of it.
How much concrete is needed for patio 18 ft. x 18 ft.?
That depends on how thick you want it. Multiply 18ft * 18ft * thickness (in units of feet). That will give you your volume in cubic feet. To convert it to cubic yards divide your answer by 27.
How much concrete is needed for an area 8' x 4' and 3 deep?
96 cubic feet of concrete
How much concrete is needed for a slab 120 square feet by 3.5 inches thick?
(3.5/12) x 120 = (.2917) x 120 = 35.004 Cubic Feet Concrete is sold by the cubic yard. 35.004 cubic feet = 1.3 cubic yards
How Much Concrete is Needed For a Slab 625 Square Feet by 6 Inches Thick?
625 times 0.5 = 312.5 cubic feet will be needed
How much concrete is needed for a slab 800 square feet by 4 inches thick?
how many cubic feet in a yard of concret
How much concrete is needed for a trench 10 wide by 3 deep by 54 ' long?
volume of trench = 10' x 3' x 54' = 1620 cubic feet therefore 1620 cubic feet of concrete will be required.
How much concrete is needed to pour a 9x12 foot slab?
9x12 feet at 4 inches deep: 1.3 cubic yards.
How much concrete is needed for 4300 sf by 7 inches thick?
4300 x .66 * = 2838 cubic feet / 27 = 105.11 cubic yards. ( *.66 = 8" )
How much concrete do you need for a walkway 4feet by 12 feet 4 inches thick?
Volume of concrete needed = 4 x 12 x 1/3 = 4 x 4 = 16 cubic feet
How much premix concrete need to build 1 cubic meters of concrete?
An 80 pound bag of premix concrete will make .6 cubic feet of cured concrete. There are 27 cubic feet in a cubic meter, so it would take 45 80 pound bags to make one cubic meter.
How much concrete does a 80lb bag yield?
An 80-pound bag of premixed cement = .667 cubic feet, or 2/3 of a cubic foot, of concrete. A 60-pound bag of premixed cement = .5 cubic feet, or 1/2 of a cubic foot, of concrete.
How much does a 4'x12'x4' slab of concrete weigh?
A cubic foot of concrete weighs ABOUT 150 pounds. 4 feet by 12 feet by 4 feet is 192 cubic feet. If you meant 4 feet by 12 feet by 4 INCHES, that would be 16 cubic feet.
How much concrete is a full truck load?
Roughly 10 cubic yards (or 270 cubic feet).
