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Concrete Calculator
Calculate how much concrete you need. Enter dimensions to get cubic yards, number of bags, and estimated material cost.
Dimensions
Cubic Yards Needed
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Cubic Feet
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60 lb Bags
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80 lb Bags
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Estimated Cost
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Notes
- A 60 lb bag of concrete yields approximately 0.45 cubic feet
- An 80 lb bag yields approximately 0.60 cubic feet
- For ready-mix delivery, minimum order is typically 1 cubic yard
- Waste factor of 5-10% is recommended to account for spillage and uneven ground
- Standard slab depth: 4" for patios/walkways, 6" for driveways