Construction Calculators

Free construction calculators for concrete, curbs and gutters, rebar and lap lengths, steel beams, gravel, roofing, rafters, plywood sheathing, gutters, fences and post spacing, decks and deck footings, and building materials. 44 calculators across 5 categories.

Concrete

Concrete CalculatorOpen →Column Concrete CalculatorOpen →Concrete Footing CalculatorOpen →Concrete Slab Cost CalculatorOpen →Concrete Bag CalculatorOpen →Concrete Steps CalculatorOpen →Concrete Curb CalculatorOpen →

Rebar & Steel

Rebar CalculatorOpen →Rebar Lap Length CalculatorOpen →

Materials Estimating

Brick CalculatorOpen →Concrete Block CalculatorOpen →Fence CalculatorOpen →Board Foot CalculatorOpen →Deck Board CalculatorOpen →Gravel CalculatorOpen →Sand CalculatorOpen →Roofing CalculatorOpen →Drywall CalculatorOpen →Asphalt CalculatorOpen →Mortar CalculatorOpen →Insulation CalculatorOpen →Paver CalculatorOpen →Mulch CalculatorOpen →Topsoil CalculatorOpen →Stud CalculatorOpen →Siding CalculatorOpen →Fill Dirt CalculatorOpen →Roofing Cost CalculatorOpen →Gravel Driveway CalculatorOpen →Gutter Size CalculatorOpen →Caulk CalculatorOpen →Fence Cost CalculatorOpen →Plywood CalculatorOpen →

Surveying

Excavation CalculatorOpen →Acreage CalculatorOpen →

Structural

Roof Pitch CalculatorOpen →Stair CalculatorOpen →Retaining Wall CalculatorOpen →Joist Span CalculatorOpen →Baluster Spacing CalculatorOpen →Rafter Length CalculatorOpen →Steel Beam Size CalculatorOpen →Deck Footing CalculatorOpen →Wheelchair Ramp CalculatorOpen →