Construction Monkey

Calculations

Welcome to the Calculations page. All of the calculations provided on Construction Monkey are free of charge for you to utilize. We have compiled some of the most commonly used calculations for Subcontractors. If a common calculation is not shown here, please contact us and we will see about incorporating it for you to utilize.

Electrical Calculations


Conduit Table - Construction Monkey calculator that allows you to see the properties of different electrical conduits including diameters, areas, volumes, and wire fill.

Wire Table - Construction Monkey calculator that allows you to see the properties of different electrical wires including diameters, area, impedance, and maximum length.

Conduit/Wire Table - Construction Monkey calculator that combines conduit and wire properties into one easy table.

Feeder Calculator - Construction Monkey calculator that determines an electrical feeder based on load size as well as other variables. It also calculates the voltage drop and maximum distances of the feeders.

Ohm's Law - Construction Monkey calculator that provides power, voltage, and ampacity calculations. It also calculates the wire size for the circuit.

Conductor Property - Construction Monkey calculator that simplifies electrical conductor properties into a single page. Ampacity, wire fill, and voltage drop are some of the calculations.

Residential Service (Optional) - Construction Monkey calculator that allows you to determine the service size for a residence utilizing the code Optional method.

Motor Calculator - Construction Monkey calculator that inputs of horsepower, motor efficiency, power factor, and voltage to size your starter, disconnect, fuses, and feeders.

Transformer Calculator - Construction Monkey calculator that calculates primary and secondary side feeders and over current protection.

Box Fill Calculations - Construction Monkey calculator that provides calculations for an electrical box size utilizing the National Electrical Code.

Duct Bank Calculator - Construction Monkey calculator that provides duct bank details including spoils, concrete, excavation amount.

Miscellaneous Calculations


Project Projection - Construction Monkey calculator that determines the revenue, cost, and manpower for a project over a period of time.

No guarantees are made as to the accuracy of the calculation or compliance with local codes.  Verify all calculations with a professional engineer. If you find an error, or have a suggestion, please send us an email.