Start with the job.
Calculate slab and footing quantities, rebar, forms, and excavation from your project inputs.
For your next concrete estimate
Know the quantities.
Build the quote.
An editable Excel workbook for concrete takeoffs, material and labor costs, and customer estimates. Add your dimensions and local rates.
Get the workbook · $29.99Try the calculatorDigital download · Excel workbook + PDF buyer guide
A slab estimate, made concrete.
Illustrative example · quantities only
Length × width20 × 30 ft
Thickness4 inches
Before waste7.41 yd³
With 10% waste allowance8.15 yd³
Confirm actual order quantities with your supplier.
Inside the workbook
From takeoff to customer estimate.
Use your own rates.
Enter material prices, labor rates, and equipment costs. Replace example rates before quoting.
Choose your selling price.
Use markup or margin, then review the customer estimate and the full job scope before sending it.
Free slab calculator
How many yards
does your slab need?
Try a rectangular slab calculation. Length and width are in feet; thickness is in inches.
This example calculates concrete volume only. It does not determine structural thickness or include footings, thickened edges, or other separate pours. Waste is your chosen allowance.
Before waste7.41 yd³
Including waste8.15 yd³
Confirm your final order with your supplier.
Concrete Estimating PRO
Your workbook.
Your local costs.
Keep your estimating inputs and calculations together in an editable Excel file.
- Editable Excel estimating workbook
- PDF buyer guide with setup instructions
- Input warnings and pricing dropdowns
$29.99
Workbook + guide
Buy on Gumroad ↗Checkout and file delivery are handled by Gumroad. This is a digital product; no physical item is shipped.
Before you buy
A few practical details.
What will I receive?
An editable Excel workbook and a PDF buyer guide delivered through Gumroad.
Are material prices included?
The workbook has example rates. Replace them with your local supplier prices, labor rates, and project costs before preparing a quote.
Does it replace reviewing the job?
You still need to verify dimensions, specifications, scope, quantities, and costs. Review the completed estimate before sending it to a customer.
Can I try a calculation first?
Yes. The free slab calculator above shows a basic yardage calculation. The paid workbook includes the broader estimating workflow.