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Generator Pad & Foundation Calculator

Concrete volume, bag count, weight, and cost for a pad, from the dimensions you already have.

Inputs

Inputs and assumptions

Include the short-load fee, since pads rarely reach a full truck.

An 80 lb bag yields about 0.6 cubic feet.

Result

Bags if mixing by hand
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Concrete cost
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Cost per square foot
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Reinforcement cost
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Total pad cost
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Concrete volume in metric
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Concrete volume
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Pad weight
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What to check

  • Manufacturer foundation drawing and required pad thickness
  • Frost depth and soil bearing at the site

Related calculators

Budget-grade estimate built from your own unit prices. Local labor rates, permit fees, utility requirements, and site conditions move the total; three itemized quotes from licensed contractors replace this estimate.

Saved calculations

Keep the assumptions with the result.

Save this calculation to return to the inputs, result, and report anytime.

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