Explore our collection of construction calculators organized by subcategory.
Calculate lumber needed for construction projects.
Calculate drywall sheets needed for a room.
Calculate insulation needed for walls and attics.
Calculate flooring materials needed including waste.
Calculate roofing materials needed for a roof.
Calculate concrete needed for foundation.
Calculate beam load capacity and required section modulus for a simply supported beam with a central point load.
Calculate column load capacity.
Calculate rafter length and spacing.
Calculate stair dimensions and number of steps.
Calculate materials needed for deck construction.
Calculate electrical load for a building.
Calculate appropriate wire gauge for electrical circuits based on current, voltage, and distance. Recommends a metric conductor size to meet a specified voltage drop.
Calculate voltage drop in electrical circuits.
Calculate appropriate circuit breaker size.
Calculate pipe size needed for water flow.
Calculate water flow rate through pipes.