Concrete Cost Formula:
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Definition: This calculator estimates the total cost of concrete based on project dimensions and price per cubic foot.
Purpose: It helps homeowners and contractors budget for concrete projects by calculating material costs.
The calculator uses the formula:
Where:
Explanation: The calculator multiplies the volume (L×W×D) by the price per unit volume to determine total cost.
Details: Accurate cost estimation helps with project budgeting, comparing contractor quotes, and material planning.
Tips: Enter all dimensions in feet and the current market price for concrete per cubic foot. All values must be > 0.
Q1: How do I convert inches to feet for depth?
A: Divide inches by 12 (e.g., 4 inches = 0.333 feet).
Q2: What's a typical concrete price per cubic foot?
A: Prices vary but typically range from $4 to $8 per cubic foot depending on mix and location.
Q3: Does this include labor or delivery costs?
A: No, this calculates material costs only. Add 30-50% for professional installation.
Q4: How do I calculate for circular areas?
A: Use πr² for area instead of L×W (radius in feet).
Q5: Should I add extra for waste?
A: Consider adding 5-10% to the calculated amount for spillage and over-excavation.