## What is the formula for cubic yards of concrete?

The formula for cubic yards is this: **Multiply the length (10 ft.)** **by the width (10 ft.)** **by the depth (.** **35 ft., or 4 in.)** via

## How much concrete do I need for a 10x10 slab?

Regarding this, “how much concrete do i need for a 10×10 slab?”, generally you will need **1.23 cubic yards of premixed** concrete for a 10×10 slab at 4 inches thick, at 5 inches thick you will need 1.54 cubic yards of concrete and at 6 inches thick – 1.85 cubic yards of concrete. via

## How many yards are in a 10x10 concrete pad?

The amount you will need for a 10 x 10 slab is **1.3 cubic yards**, we always add an extra 10% to allow for any slab depth variations or spills that may occur. via

## How many bags of concrete do I need for 1 cubic yard?

60 cu ft. So it will take **45 bag** to equal one cubic yard of concrete. via

## How many bags of concrete makes a yard?

You will need **60 bags** of concrete mix to make a cubic yard of concrete. There's 27 cubic feet of concrete in a yard. via

## How many bags of concrete do I need for a 12x12 slab?

Regarding this, “how many bags of concrete do I need for a 12×12 slab?”, at 4 inches thick, generally you will need approximately either **104 bags of 60lb or 80 bags of 80lb of premixed concrete** for a 12×12 slab, at 5 inches thick slab, either 131 bags of 60lb or 100 bags of 80lb premixed concrete are required, while at via

## How many bags of concrete can you put in a mixer?

So you should be able to fit **6-7 bags** in a full load. However that is probably the full volume of the barrel. You won't be filling the barrel full, so one load would probably be 2.5 - 3 bags. via

## How much area does a 50 lb bag of concrete cover?

Regarding this, how much does a 50 lb bag concrete cover?, as 133 lb concrete = 1 CF, so a bag of 50 lb concrete = 50/133 = 0.375 CF, therefore, a 50 lb bag of concrete approximately cover **around 1.5 square feet area** upto standard depth of depth of 3 inch for your patio and sidewalk. via

## What are the dimensions of a yard of concrete?

how is a yard of concrete measured? There are **27 cubic feet in one cubic yard**. A cubic foot measures 12 inches wide x 12 inches high by 12 inches deep. When you calculate yardage for your concrete slab, patio, floor, or driveway, you do it depending on how thick (depth) it is. via

## How many cubic feet are in a 10x10 slab?

10 x 10 = 100 square feet. 4 ÷ 12 = .33. 100 x .33 = **33 cubic feet**. via

## How many cubic feet does an 80lb bag of concrete cover?

**6 cubic feet** for an 80 lb bag. via

## Should you put plastic under concrete?

A **concrete vapor barrier** is any material that prevents moisture from entering a concrete slab. Vapor barriers are used because while fresh concrete is poured wet, it's not supposed to stay that way. It needs to dry and then stay dry to avoid flooring problems. This is why a vapor barrier under concrete is essential. via

## How many bags of Portland cement are in a cubic yard?

# It takes approximately **5 Bags** of Portland cement, 8 cubic ft of sand, and 20 cubic ft of gravel to make approximately 1 cubic yard (27 cubic feet) of concrete. via

## What's the best mix for concrete?

The safest bet for any concrete mix is **four-two-one: four parts crushed rock; two parts sand; and one part cement**. The four-two-one mix, obviously, has seven parts. Conveniently, when mixing concrete, the ratio can be mixed on any range of scales. via

## How many wheelbarrows are in a yard of concrete?

Depending upon your wheelbarrow size (i.e. 2 or 3 cubic feet per wheelbarrow load), it will take **9 to 14 full loads** to equal 1 cubic yard. via

## How many bags of concrete do I need for a post hole?

Most fence post holes will need between **1 - 4 bags** of concrete to securely hold the post in place. The best way to determine the size of the hole is: Diameter of the hole is 3 times the width of the fence post. Depth of the hole is one-third to half the above ground height of the fence post. via

## How much does it cost for a 12x12 concrete slab?

How much does a 12x12 concrete slab cost? The average cost to pour a 12x12 concrete slab that is 4” thick is **between $888 and $1,584**, with professional labor and materials included. via

## 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. via

## How many 80lb bags of concrete can you mix in a mixer?

In home projects, consider the time needed to place the concrete before mixing a full load. More than one wheelbarrow load mixed at a time could cause problems if owners work alone. To pour a 24-square-foot section of sidewalk 6 inches thick requires 20 80-pound bags of ready-mix, about **five safe mixer loads**. via

## Is it worth buying a cement mixer?

A strong concrete mix will be made up of one cement, one water, three sand, and three aggregate. At this stage, what you mix it in doesn't really matter, as long as you get your ratios right! However, for larger projects, it will be worth considering hiring a concrete mixer, as **it can save you both time and effort**. via

## Is mixing your own concrete cheaper?

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. via

## How many cubic feet are in a 50 pound bag of concrete?

One 50-pound bag of Quikrete Fast Setting Concrete Mix yields about **.** **375 cubic feet**. via

## How much does 5 gallon bucket of concrete weigh?

A good rule of thumb for most concrete mixtures is 150 pounds per cubic foot. If you fill a 5-gallon bucket you've moved nearly **100 pounds** of concrete. Fill a standard contractor-size wheelbarrow and you could be pushing more than 800 pounds. But there also are both lighter and heavier varieties. via

## How do you calculate cubic feet?

## How many square feet is a yard of concrete 4 inches thick?

One Cubic Yard of Concrete: 4-inches thick – covers **81 square feet**. 5-inches thick – covers 65 square feet. via

## How much does 1 cubic yard of concrete weigh?

Concrete Weight per Cubic Yard

A solid slab of concrete weighs **4,050 pounds per cubic yard**. A cubic yard of broken up concrete weighs 2,025 pounds. via

## What is the cost of a yard of concrete?

The average cost of a yard of concrete in the U.S. is **between $113.00 and $147.00**. Prices vary depending on what PSI strength you order. A cubic yard of concrete covers 81 square feet at 4 inches thick. via

## How do I calculate how much rebar I need?

To determine the total linear rebar footage required, **multiply the number of rebar you calculated for each side by the length measurement**. Add those numbers together for the total number of linear feet of rebar you'll need. via