Everyday
Concrete Calculator
Concrete for slabs, wall footings and post holes in cubic yards and cubic meters, plus how many 40, 60 or 80 lb or 25 kg premix bags to buy for the job.
get/api/calc/concrete-calculator
Request
- Base URL: https://calcbright.com
- URL: https://calcbright.com/api/calc/concrete-calculator
- Auth: none declared
Query parameters
shape'slab' | 'footing' | 'column'
Shape
unit'imperial' | 'metric'
Units
lengthnumber
Length (ft)
widthnumber
Width (ft)
depthnumber
Thickness (in)
diameternumber
Diameter (in)
heightnumber
Height / depth (ft)
qtynumber
Quantity
wastenumber
Extra for waste / spillage (%) Many contractors add 5–10%.
Response
Calculation result
Changes
No recorded changes to this operation across all 1 revision of this API.