Measure the area in feet. Multiply length by width, and then by thickness. Divide the resulting number by 27 to find cubic yards.
How many yards of concrete do I need for a 24×24 x4 slab?
For example, for a concrete slab that is 24′ X 24′ X 4”, simply enter 4 in the Thickness/Depth field, 24 in the Width field, and 24 in the Length field. Click “Calculate”. Your answer should be 7.11 yards .
How do you calculate square feet into yards of concrete?
- 10 x 10 = 100 square feet.
- 4 ÷ 12 = .33.
- 100 x .33 = 33 cubic feet.
- 33 x .037 = 1.22 cubic yards.
What is a cubic yard of concrete?
Most concrete purchases will be made in cubic yards, which equates to 27 cubic feet . For example, a project measuring 10 ft in length by 10 ft in width with a depth of 3.5 in will be just over 1 cubic yard.
How do you calculate concrete for a driveway?
Multiply the square footage by the depth in feet to find the volume in cubic feet. You can find volume by measuring length × width × depth. Finally, divide the cubic footage by 27 to find the volume in cubic yards. This is the amount of concrete needed.
How many bags of concrete do I need for a 12×12 slab?
Regarding this, “how much concrete do I need for a 12×12 slab?”, at 4 inches thick, generally you will need approximately 1.76 cubic yards or 47.52 cubic feet or 1.35 m3 (either 104 bags of 60lb or 80 bags of 80lb) of premixed concrete for a 12×12 slab, at 5 inches thick slab, 2.22 cubic yards or 59.90 cubic feet or ...
How many yards of concrete do I need for a 10×10 slab?
The amount you will need for a 10 x 10 slab is 1.3 cubic yards , we always add an extra 10% to allow for any slab depth variations or spills that may occur.
How much area does a yard of concrete cover?
One yard of concrete, also known as a cubic yard, covers: 81 square feet at 4 inches thick . 65 square feet at 5 inches thick. 54 square feet at 6 inches thick.
How many bags of concrete makes a yard?
One 80lbs bag of Quikrete Concrete Mix will yield approximately . 60 cu ft. So it will take 45 bag to equal one cubic yard of concrete.
What is the cost of a yard of concrete?
Concrete costs an average of $117 per cubic yard , with a typical range between $104 and $144 per cubic yard. Concrete costs an average of $117 per cubic yard, with a typical range between $104 and $144 per cubic yard.
How many cubic feet are in a bag of concrete?
15 cubic feet for every 20 pounds of mix, so a 40-pound bag yields . 30 cubic feet , 60 pounds of concrete mix yields . 45 cubic feet and an 80-pound bag yields . 60 cubic feet.
How much does it cost for a 12×12 concrete slab?
How much does a 12×12 concrete slab cost? The average cost to pour a 12×12 concrete slab that is 4” thick is between $888 and $1,584 , with professional labor and materials included.
How many bags of concrete do I need for a post hole?
Most fence post holes will need between 1 – 4 bags of concrete to securely hold the post in place. The best way to determine the size of the hole is: Diameter of the hole is 3 times the width of the fence post. Depth of the hole is one-third to half the above ground height of the fence post.
What is a standard driveway width?
Primarily, most professionals recommend that you install a 10 feet to 12 feet wide driveway. The standard driveway width for an SUV or conventional pickup truck is 10 feet. Anything less than 10′ wide will likely present difficulties for drivers, even in smaller vehicles.
How thick is a driveway slab?
Most concrete residential driveways are 4” thick 3,000 to 4,000 psi concrete slabs on a 4” to 8” prepared and compacted gravel base. Increasing the concrete thickness to 5” and adding rebar increases the compressive, tensile, and flexural strength of the driveway.
Is it cheaper to asphalt or concrete a driveway?
The cost of an asphalt driveway is typically cheaper than concrete , costing $2.00 – $4.00 per square foot. ... In contrast, a concrete driveway costs between $4.00 – $6.00 per square foot for a standard installation.
