Concrete Slab Span Calculator

Use the footing calculator to calculate the sides of the porch and the steps here is an example.

Concrete slab span calculator.

Just remember to add some extra concrete to your total order because running short is not an option. Click the button to calculate the volume of concrete and man hours not including mixing needed for this job. This porch has 9 sq. This calculator is to be used as an estimating tool only.

Select dimensions of the concrete structure e g beam column slab footing etc. Input length width and depth of the area. 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.

Enter dimensions in us units inches or feet or metric units centimeters or meters of your concrete structure to get the cubic yards value of the amount of concrete you will need to make this structure. 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. 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.

Slabs square footings or walls hole column or round footings. 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. The concrete calculator estimates the volume and weight of concrete necessary to cover a given area. Use the slab calculator to figure the concrete needed for the porch surface.

Purchasing slightly more concrete than the estimated result can reduce the probability of having insufficient concrete. All dimensions should be expressed either in m or ft.