# Quick Answer: How Many Square Feet In A Yard Of Concrete 4 Inches Thick?

## How many square feet is a yard of concrete 3 inches thick?

One Cubic Yard = 27 Cubic Feet Length x Width = Square Feet

1 YD 3 YD
Depth
3 Inches 108 sq.ft. 324 sq.ft.
4 Inches 81 sq.ft. 243 sq.ft.
5 Inches 65 sq.ft. 195 sq.ft.

## How do I calculate square feet into yards of concrete?

Essentially you are solving for volume and then converting to cubic yards. For concrete, the formula for volume is as follows: length x width x thickness.

Here’s what the math looks like for a 10′ by 10′ concrete patio:

1. 10 x 10 = 100 square feet.
2. 4 ÷ 12 =.33.
3. 100 x.33 = 33 cubic feet.
4. 33 x.037 = 1.22 cubic yards.

## How much concrete do I need for a 10×10 slab?

For a 10 x 10 slab, we’d suggest a mix with a capacity of about 4,000 pounds per square inch, or psi. This is basic for residential projects, and it can withstand traffic and support heavy loads.

You might be interested:  Question: How To Remove Peel And Stick Tile From Concrete?

## How much is 4 yards concrete?

Bulk Concrete Prices

Cubic Yards Price Range
2* \$280-\$400
3* \$420-\$600
4* \$560-\$800
5* \$700-\$1,000

## How many bags of cement do I need for 100 square feet?

4 bags ( 401 kg) of cement and 1593 nos bricks are required for 100 square feet 13.5 inch brick wall.

## How many 80lb bags of concrete make a yard?

how many 80lb bags of concrete are in a yard? You will need 45 bags of concrete mix to make a cubic yard of concrete. There’s 27 cubic feet of concrete in a cubic yard.

## How much does 30 yards of concrete cost?

Use \$90 per cubic yard as a ballpark figure for concrete prices, but concrete slab cost will vary by region. Also, expect a fee of about \$60 per load for delivery from a concrete truck for concrete cost. There could be other fees for such things as Saturday concrete truck delivery and small loads.

## How many bags of concrete makes a yard?

On average, it will take 90 40lb bags, 60 60lb bags, or 45 80lb bags to fill one cubic yard of concrete.

## How do I measure a yard of concrete?

How do I calculate how much concrete I need for a slab?

1. Measure the area in feet.
2. Multiply length by width, and then by thickness.
3. Divide the resulting number by 27 to find cubic yards.

## How many square feet does a 80lb bag of concrete cover?

4 sq feet in that amount of cement.

## How thick should my 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.

You might be interested:  Often asked: How To Reinforce Concrete Slab?

## How much does a 30×30 concrete slab cost?

How much is the cost of a 30×30 concrete slab? A 30×30 foot concrete slab costs about \$5,400 including installation. This is for 6-inch thickness, but can go up or down depending on what your concrete pro recommends.

## How much does it cost for a 12×12 concrete slab?

How much does a 12×12 concrete slab cost? The average cost to pour a 12×12 concrete slab that is 4” thick is between \$888 and \$1,584, with professional labor and materials included.

## Is it cheaper to mix your own concrete?

One of the least expensive ways to get concrete is to mix your own. You can buy bags of the mix from a home improvement store. Typically, you only have to add water for it to be ready to pour. Otherwise, you risk getting a weaker concrete once it cures, which could lead to cracks or crumbles within a couple of years.

## Can I pour a 2 inch concrete slab?

If done properly, new concrete can often be poured right over an existing slab. For this to be feasible, the contractor needs to pour at least 2 inches thick, use smaller aggregate, and incorporate reinforcement such as welded wire mesh or fiber mixed into the concrete.