Concrete Slab Span Calculator

This calculator is to be used as an estimating tool only.

Concrete slab span calculator.

The concrete calculator estimates the volume and weight of concrete necessary to cover a given area. Concrete slab maximum length calculator simple online calculator to find the maximum slab length of a concrete floor by knowing the values of thickness of reinforced slab yield strength the reinforcing ratio. Calculator use calculate volumes for concrete slabs walls footers columns steps curbs and gutters. Feet of porch surface so enter in the slab calculator 4 thickness by 3 width by 3 length.

Just remember to add some extra concrete to your total order because running short is not an option. Input length width and depth of the area. To find the amount of ready mix concrete for a slab you can estimate it with a standard volume calculator. Imposed loads varies from approximately 1 5 kn m 2 153 kg m 2 in domestic buildings to approximately 10 kn m 2 1053 kg m 2 in heavy industrial areas.

Select dimensions of the concrete structure e g beam column slab footing etc. 500 kg m 2 is typical for office storage space and similar. For slabs floors footings and cylinders this is a terrific concrete slab calculator for estimating how many cubic yards to order to complete your concrete slabs concrete floors concrete walls and concrete footings. Use the slab calculator to figure the concrete needed for the porch surface.

This porch has 9 sq. Click the button to calculate the volume of concrete and man hours not including mixing needed for this job. Use the footing calculator to calculate the sides of the porch and the steps here is an example. Purchasing slightly more concrete than the estimated result can reduce the probability of having insufficient concrete.

Concrete rebar calculator plan view diagram round measurements to 1 32 1 16 1 8 1 4 1 2 running bar points length left to right. All dimensions should be expressed either in m or ft.