How much load can a slab of concrete hold?


Consider deactivating your adblocker on The Engineering ToolBox! •• How to?

Thickness (mm) (mm)

Self Weight (kg/m2)

Total Loadskg/m2


Accordingly, how much weight can a concrete floor hold?

You have to know the weight of the load expressed in an area to determine the size foundation or stab that will support it. A concentrated load of 90,000 lbs in one square inch, or even a square foot, is much different than a distributed 90,000 lb load over 1000 square feet.


Additionally, how do you calculate water load on a slab?

 Dead Load: Self weight of the slab= Mass / Weight of the slab i.e. Density *Area. As we know the density of Reinforced concrete is 25 KN/m3. Here length is regarded to be 1m.


Three kinds of load are considered when constructing slab:

Then, how much weight can 6 inches of concrete?

Determine the Pad’s Thickness For example, a 6-inch pad with a compression strength of 700 psi may sustain 1,105 psi. If it was 7 inches thick, it could sustain 1,194 psi, and if it was 12-inches thick, it could support 1,563 psi.


Can a floor collapse with too much weight?

Too much weight may make anything collapse. Keep stacking stuff onto a floor structure, and sooner or later the tipping point meets the resistance of the structural components holding up the floor. As well, there is the distinction of living loads, such bouncing up and down or things that readily move about.


38 Related Question Answers Found


How thick should my concrete slab be?

Standard concrete floor slab thickness in residential construction is 4 inches. Five to six inches is advised if the concrete will bear occasional large loads, such as mobile homes or trash trucks. To prepare the foundation, cut the ground level to the required depth to allow for the slab thickness.


How many pounds can a floor hold?

For example, a correctly built office floor can sustain 50 pounds per square foot. This may seem modest, but this is 50 pounds across each and every square foot of floor area.


How thick should concrete be for heavy equipment?

For normal use with a good subgrade and base material, using 4,000 PSI concrete reinforced with rebar, an eight inch thick slab will hold a big machine up.


What is meant by 3000 PSI concrete?

Concrete psi Pounds per square inch (psi) measures the compressive strength of concrete. A greater psi indicates a particular concrete mixture is stronger, hence it is typically more costly. Traditional concrete walls and columns tend to vary from 3,000 to 5,000 psi, whereas 4,000 to 5,000 psi is required for pavement.


How many pounds is a square fot of concrete?

Calculate the weight of the concrete slab by multiplying it by 145 pounds per cubic foot. This is the weight of the concrete in pounds per square foot.


What is the thickness of a building’s floor?

In a two-story home, the floor of one level is shared with the ceiling of the level below it. According to the kind of joists utilised and the finish materials used for the floor and ceiling in a normal house, the overall structure between floors may be between 12 and 14 inches thick, depending on the style of home.


What is the strength of two inches of concrete?

When a normal bag of concrete is set for 28 days and has a thickness of 2 inches, it may have compressive strength of 4,000 pounds per square inch (psi), according to the ASTM standard. Other types of concrete may only have a compressive strength of 550 psi or less.


What is the maximum amount of weight that a 100mm concrete slab can support?

You can help The Engineering ToolBox by deactivating your adblocker! •• What is the procedure? Thickness is measured in millimetres (mm) Self-Weight (in kilogrammes per square metre) Total Load kN/m2 100 240 7.26 125 300 7.85 150 360 8.44 100 240 7.26 125 300 7.85