Construction Calculators | Ketterling Construction

Concrete Volume Calculator

Estimate ready-mix for slabs, footings, pads, curbs, and other rectangular pours.

Posts drive the takeoff. Estimate post, rail, picket, and concrete quantities for a straight run.

Fence length (ft)

Fence height (ft)

Post spacing (ft)

Gates

Corners

Fence type

Includes two 60 lb concrete bags per post as a residential planning allowance. Call 811 before digging.

Estimate the tons of gravel needed for a rectangular area.

Estimate wall face, blocks, caps, base gravel, and the buried first course for a segmental wall.

Wall length (ft)

Exposed height (ft)

Buried first course (in)

Block face width (in)

Block face height (in)

Cap length (in)

Base width (ft)

Base depth (in)

Walls at or above 4 ft, surcharge loads, poor soils, and high water conditions need site-specific engineering, drainage, and local permit review.

Convert a square plan footprint into sloped roof area, roofing squares, bundles, and underlayment allowance.

Footprint length (ft)

Footprint width (ft)

Pitch rise (in per 12)

Waste allowance (%)

Underlayment roll coverage (sq ft)

This is a planning allowance. Measure eaves, rakes, ridges, hips, valleys, starter, drip edge, and ice barrier before ordering.

Use arithmetic plus stored length, width, and depth dimensions for common area and volume takeoffs.

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L: -- W: -- D: --

Store decimal-foot dimensions, then use Area or Volume. The Ft / In tool formats a decimal-foot value as feet and inches.