Stair Calculator
Calculate stair rise, run, risers, tread depth, angle and geometric stringer length for stair planning.
Construction calculators for area, volume, materials, paving, stairs, lumber, and building project estimates.
Calculate stair rise, run, risers, tread depth, angle and geometric stringer length for stair planning.
Estimate gravel volume, weight and material quantity for driveways, paths, bases and landscaping projects.
Calculate cubic yards from project dimensions for soil, gravel, concrete, mulch and other bulk materials.
Estimate building materials and construction costs for several common structural systems using your own local rates.
Calculate board feet for lumber using thickness, width, length and quantity with optional waste and cost estimates.
Estimate asphalt volume, weight and tonnage using project dimensions, density and optional waste allowance.
Calculate square feet for rooms, floors and multiple areas with support for different shapes, units and deductions.