Tools

Calculate how much bedding sand, stone dust, or crushed stone base you need for a flagstone patio or path. Enter area and depth for cubic yards, tons, and cost.

Calculate how many tons of gravel your driveway needs for a base layer, topping layer, or both. Enter your driveway's length, width, and depth for an instant estimate.

Estimate boulder weight from length, width, and height. Get weight in pounds and tons for granite, limestone, sandstone, basalt, and fieldstone.

Convert your driveway, path or patio area into tons of gravel. Enter length, width and depth to get cubic yards, tons and delivered cost for five gravel types.

Estimate the total cost of your gravel project, including material, waste, and delivery. Compare crushed stone, pea gravel, river rock, and marble chip pricing.

Calculate tons and cubic yards of aggregate base course (ABC) needed for a driveway, road, or path sub-base, with cost estimates by depth and material.

Calculate how many tons of bedding sand you need under pavers or flagstone, based on your patio or walkway area and bedding depth, with cost estimates.

Work out how many tons of ballast you need for a shed base, patio, footing, or concrete mix, with cubic yards and a delivered cost estimate.