V of a circular slab = thickness of the slab multiplied by (pi multiplied by the radius2)
The cross-sectional area of a concrete slab is the total area of the slab when viewed perpendicular to its length and width. To calculate the cross-sectional area, you multiply the length of the slab by the width of the slab. This measurement is crucial for determining the amount of concrete needed for a project and for ensuring the structural integrity of the slab.
Multiply the length by the breadth. eg if slab is 2 ft by 3 ft then area of slab = 6 sq feet
To my knowledge, concrete is measured in cubic yards. you would convert your measurements to yards 2000 sq ft is about 222.22 sq yards 4 inches is about 0.11 yards multiply to get volume, about 24.7 cu yards
14.8 cubic yards will work but round to 15 to be sure.
First you have to figure out the area of a the circle using the (pie x r2 )Formula. 12 feet is your diameter, So the radius or r = 6 Pie = 3.14 r2 =36. (3.14 x 36 = 113.04) Now you have to figure out the volume of the slab. volume = area x depth . Seeing we are working with square footage we have to convert the 3 inches to feet. 12 inches in a foot. Divide 3 BY 12. (3 / 12 = .25 ) Now multiply by the area (113.04 X .25 = 28.26) 28.26 cubic ft. is the volume of the slab. To convert to cubic yards you divide by 27. A cubic yard is 3 feet wide 3 feet long and 3 feet high. So (3 x 3 x 3 = 27). Now take the volume in cubic feet 28.26 divided by 27. (28.26 / 27 = 1.046) You need 1.046 cubic yards of concrete to pour a slab 12 feet in diameter 3 inches thick. This is for an exact 3 inch thick by 12 foot diameter slab. If you order from most ready mix concrete firms they'll probably charge for and send 1.25 cubic yards to make sure you have enough.
Oops . . . please repost your question and include the depth of the concrete. You have to have all 3 dimensions in order to calculate volume (Cubic Yards of concrete).
The natural frequency of a concrete slab can be calculated using the formula f = 1/(2π) * sqrt(k/m), where f is the natural frequency, k is the stiffness of the slab, and m is the mass of the slab. Stiffness can be determined by the material properties and geometry of the slab, while mass can be calculated by multiplying the volume of the slab by its density.
You can't express a volume of concrete in yards.
To determine how many bags of concrete you need for a 10 x 10 slab, first calculate the volume: a 4-inch thick slab is 10 x 10 x (4/12) = 33.3 cubic feet. A typical 80-pound bag of concrete covers about 0.6 cubic feet. Dividing 33.3 by 0.6 means you would need approximately 56 bags of concrete for that size slab.
The cross-sectional area of a concrete slab is the total area of the slab when viewed perpendicular to its length and width. To calculate the cross-sectional area, you multiply the length of the slab by the width of the slab. This measurement is crucial for determining the amount of concrete needed for a project and for ensuring the structural integrity of the slab.
well , reinforcement steel required for slab is nearly 0.7 to 0.8% of the volume of concrete so if concrete is 1 cum then steel will be 1*0.7/100 =0.007 but density of steel is 7850 kg/ cum so 0.007*7850=54.95 say 55 kg per cum so steel required to reinforce 1 cum concrete for slab is approximately 55 kgs.
To calculate the number of bags of concrete needed for an 11x11 slab, first determine the volume of the slab by multiplying its length, width, and thickness (in feet). For example, if the slab is 4 inches thick, convert that to feet (4 inches = 0.33 feet) and calculate the volume: 11 ft x 11 ft x 0.33 ft = 40.13 cubic feet. Next, convert cubic feet to cubic yards (1 cubic yard = 27 cubic feet), which gives you approximately 1.48 cubic yards. Finally, if each bag of concrete covers about 0.5 cubic feet, divide the total volume by the coverage per bag to find the number of bags needed: 40.13 / 0.5 = about 81 bags.
to answer your question, one must know the thickness of the slab? then only the weight can be calculated
If you know the dimensions of the slab, assuming that the slab is solid and in the shape of a rectangle, box, or square, you can calculate the volume with the formula: LxWxH which is length times width times height. This will give you the volume of the slab in cubic units (meters, feet, inches, whatever). Depending on the type of steel, you will have a different density ratio which can be used to calculate the weight of the slab. The density of low grade steel is something on the order of: 7850 kg/m3 so you would multiply your volume by the density ratio to get kilograms. If you know the weight of the slab and the type of steel, you can calculate the volume by dividing the weight by the density ratio. I hope this helps, perhaps you could provide more details on the type of steel and the exact property of the slab that you need (volume, weight, density.
Supended slab are slab not sit on the ground directlySuspended slab is a slab supported by beams.
Volume = 11.85 Cubic Yards.
Slab-O-Concrete was created in 1994.