How do you calculate foundation volume?

Asked By: Zain Hoveler | Last Updated: 26th May, 2020
Category: business and finance civil engineering industry
4.8/5 (46 Views . 27 Votes)
For concrete, the formula for volume is as follows: length x width x thickness. To determine how many bags of concrete you will need, divide the total cubic yards needed by the yield.

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Besides, what is the formula to calculate the volume of concrete?

Calculating the volume for concrete requires using three dimensions: length times width (which is area) times the height (thickness) or L x W x H. If you are using feet as your standard unit of measurement, this formula will give you the volume of concrete in cubic feet.

Additionally, how do I find the volume? Units of Measure

  1. Volume = length x width x height.
  2. You only need to know one side to figure out the volume of a cube.
  3. The units of measure for volume are cubic units.
  4. Volume is in three-dimensions.
  5. You can multiply the sides in any order.
  6. Which side you call length, width, or height doesn't matter.

Similarly, you may ask, how much concrete do I need calculator?

Multiply the width times the length times the height (W x L x H). You can also use our volume calculator to find cubic yardage of a space. Convert the volume to cubic yards from cubic feet. To do so, divide the cubic footage by 27 to get the yards of concrete needed.

How do you calculate dry volume of concrete?

That means the dry volume of concrete ingredients is reduced 54% after adding water. in other words, the wet volume of concrete is increased by 54% in the dry condition. So, the formula of dry volume of concrete is, = wet volume of concrete x 1.54.

27 Related Question Answers Found

What is concrete volume?

Calculate concrete volume of a square slab
Using measurements in feet: Volume in Cubic Feet (ft3) = Width x Length x Depth. Volume in Cubic Yards (yd3) = Volume in Cubic Feet (ft3) / 27. Volume in Cubic Meters (m3) = Volume in Cubic Feet (ft3) x 0.0283.

How do you find the volume of a circular column?

Calculating the top surface area and multiplying it with the depth or height of the column.
  1. Volume of Concrete = 0.6×0.4×3= 0.72m3
  2. Volume of Circular column = πr2 x 3 = 3.14 x 0.252 x3 = 0.58m3
  3. Volume of concrete = 1.2x1x0.1 = 0.12m3 Total volume of concrete required for footing= 0.32+0.12=0.44m3

How thick should a concrete slab be?

Standard concrete floor slab thickness in residential construction is 4 inches. Five to six inches is recommended if the concrete will receive occasional heavy loads, such as motor homes or garbage trucks. To prepare the base, cut the ground level to the proper depth to allow for the slab thickness.

How much is concrete per post?

Remember, the depth of the post hole should be one-half of the above-ground post height. (Example: For a 6 feet above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground). The calculator will indicate the number of 50 lb. bags of QUIKRETE® Fast-Setting Concrete you need.

What is a 1 2 3 mix for concrete?


Concrete is made from cement, sand, gravel and water.
In making concrete strong, these ingredients should usually be mixed in a ratio of 1:2:3:0.5 to achieve maximum strength. That is 1 part cement, 2 parts sand, 3 parts gravel, and 0.5 part water.

How do you measure a column?

Columns shall be measured from top of Column base to underside of first floor slab and subsequently from top of floor slab to underside of floor slab above. In case of Columns for flat slabs, flare of column shall be included with column for Measurement.

What is the difference between footing and foundation?

Footing vs Foundation
The footing is a formation which is in contact with the ground. Foundation is a structure which transfers its gravity loads to earth from superstructure. The footing is a type of shallow foundation. Foundation can be shallow and deep.

How do you determine the size of a column?

How do I decide the column size in the building? The size of the columns depends on the total load on the columns. There are axial loads and lateral loads. Large beam spans induce bending moment not only in the beams, but also in columns which are pulled by the stresses in the beams.

How deep is the foundation of a 5 story building?

This is known as a strip foundation. For a single storey building strip foundations will typically be 450mm wide and at least 200mm deep, and for two storeys 600mm wide and 200mm deep.

How do you find the volume of a trapezoidal footing?


The trapezoidal footing formula is used to determine the volume of a trapezoidal footing from the respective drawing specifications.

Example – Calculation Using Trapezoidal Footing Formula
  1. A1= A x B = 1.5 x 1.5 = 2.25m.
  2. A2 = a x b = 0.8 x 0.8m = . 64m.
  3. ht = 0.3m.

What is a column footing?

A column footing is usually a block of concrete poured in the bottom of a hole so that the weight placed on the column can be distributed through a larger area. This helps prevent columns from sinking into the ground over time.

How much is concrete per m2?

$60 to $85 per square metre for plain concrete. $65 to $90 per square metre for a reinforced concrete pathway. $75 to $90 per square metre for coloured concrete. $100 to $150 per square metre for an exposed aggregate finish.

What is the average cost of concrete work?

A typical concrete slab costs $4 to $8 per square foot with most homeowners spending between $5.35 to $6.17 per square foot, or $113 to $126 per cubic yard for both materials and installation. Your final cost will depend on the slabs size, thickness, and if you any special reinforcement such as wire mesh or rebar.

How do you work out cubic Metres?

Cubic meter formula for different units
  1. length (meters) x width (meters) x height (meters) = cubic meters(m³)
  2. length (cm) x width (cm) x height (cm) / 1,000,000 = cubic meters.
  3. length (mm) x width (mm) x height (mm) / 1,000,000,000 = cubic meters.

How many cubic meters is a 25kg bag of concrete?


Cubic Metres 20 kg Bags 25 kg Bags 30 kg Bags 40 kg Bags 1 m³ = approx: 108 x 20 kg Bags
Bags 20 kg Bags 25 kg Bags 30 kg Bags 40 kg Bags 10 x 20 kg Bags = approx: 0.09 m³

How many feet is 90 square feet?

90 sq ft to sq m conversion. A square foot is a unit of area. It is the size of a square that is one foot on a side. It is 144 square inches, 1/9th of a square yard, or approximately 0.093 square meters.

Convert 90 Square Feet to Square Meters.
sq ft sq m
90.04 8.3650
90.05 8.3659
90.06 8.3668
90.07 8.3678