Engineering
Work out cubic yards of mulch, soil or concrete, count concrete blocks and mortar for a wall, size a boiler feed pump, and estimate bitumen and asphalt quantities, with the working shown.
4 tools, free and running in your browser.
Cubic Yard Calculator
Cubic yards for several areas of any shape, with extra for waste, bags and cost.
Concrete Block Calculator
Blocks, mortar and core fill for a block wall, with doors and windows taken off.
Bitumen Calculator
Bitumen, aggregate and total asphalt mix for a road or surface.
Boiler Feed Pump Calculation
Size a boiler feed pump: flow, head, power, motor and NPSH, with the working shown.
All tools run in your browser. We never upload your files.