How many bags of concrete do I need for a 10×10 slab?
The volume of concrete required for a 10- by 10-foot slab depends on the diameter of the slab. For a 4-inch slab, either eight 60-pound or six 80-pound bags are required, while for a 6-inch slab, either 12 60-pound or nine 80-pound bags are necessary.
In this regard, Is it cheaper to pour 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.
Regarding this, How many bags of concrete makes a yard?
60 cu ft. So it will take 45 bag to equal one cubic yard of concrete.
Beside above, What is a cheaper alternative to concrete?
There are a few different types you can find in the home improvement store that can replace concrete cement used for driveways and walkways. These include pea gravel, crushed stone, and quarry process. Cheaper than other surface materials and low-cost to install.
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.
22 Related Questions Answers Found
What is poor man’s concrete?
We have a few companies locally that offer “poor man’s concrete”. I’m not sure exactly what it is, but I’ve seen it in driveways and such. It’s a white powdery material they dump and flatten out and when it gets wet, it’s supposed to harden like cement. … Prepare the dirt before pouring concrete.
Can you pour concrete directly on dirt?
Long story short, yes you can pour concrete over dirt.
How many bags of concrete do I need for a 10×10 slab 4 inches thick?
Regarding this, “how many bags of concrete do I need for a 10×10 slab of 4 inch thick?”, at 4 inches thick, generally you will need 49 bags of 90lb ready mix concrete, 56 bags of 80lb concrete, 74 bags of 60lb concrete or 111 bags of 40lb ready mix concrete for a 10×10 slab.
How many bags of concrete do I need for 2 yards?
If you’re using 50lb bags of concrete, you’ll need 72 bags to make a yard. If you’re using 60lb bags of concrete, you’ll need 60 bags to make a yard. If you’re using 80lb bags of concrete, you’ll need 45 bags to make a yard.
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.
How many bags of 80 pound concrete does it take to 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.
What are the alternatives to concrete?
Other than finding substitutes for cement, replacing aggregate materials with recyclable and reusable resources is an effective strategy used to minimize greenhouse emissions caused by traditional concrete. Some aggregate alternatives include paper/fiber, waste plastic, post-consumer glass, and concrete debris.
How many bags of cement do I need for 1 cubic meter?
One cubic meter of concrete is equal to 1.308 cubic yards of concrete. If there are 5 1/2 bags of cement in 1 cubic yard of concrete, there would be 7.2 bags in 1 cubic meter of concrete. These are the 94 pound bags of portland cement or 42.64 kg bags of cement. Join in and write your own page!
How many cubic feet is a 5 gallon bucket?
Conversions. The volume of a five-gallon bucket can be expressed in cubic inches or cubic feet. One U.S. liquid gallon is equal to 0.134 cubic feet, which means a five-gallon bucket is equal to 0.670 cubic feet. A five-gallon bucket is equal to 1,155 cubic inches.
What is a good substitute for concrete?
We have collated 11 green building materials that offer alternatives to concrete, and a lower environmental impact.
- Straw Bales. …
- Grasscrete. …
- Rammed Earth. …
- HempCrete. …
- Bamboo. …
- Recycled Plastic. …
- Wood. …
- Mycelium.
What happens if you use cement without sand?
In order to produce a strong, resilient concrete mix, you need to get the ratio of aggregate to sand to cement right. So if you don’t mix sand to the cement, cement will set of course but will give a lot of shrinkage crack and may not give the desired bonding.
How long do you leave forms on concrete?
The forms or “molding” that holds the concrete in place until it dries should be left alone for at least two days to ensure that the concrete is completely dry. If the forms are removed too soon, the concrete can begin to sag, crack and collapse, especially if conditions like temperature affected its strength.
What are some alternatives to concrete?
19 Concrete Alternatives
- Bamboo. Maybe you didn’t see this coming or maybe you did, depending on which part of the world you live in. …
- Steel. For starters, steel can be separated and has raw materials that are great for recycling. …
- Wood. We all know this one. …
- Straw Bale. …
- Hempcrete. …
- Timbercrete. …
- Papercrete. …
- Mycelium.
Do I need gravel under concrete?
Whether you pour concrete for a walkway or patio, a strong gravel base is required to prevent the concrete from cracking and shifting. Gravel is especially important in clay soil because it doesn’t drain well, which results in water pooling under the concrete slab and slowly eroding the soil as it finally drains.
Can I use pea gravel under concrete?
While pea gravel can be used as a mulch alternative, garden border and other landscaping purposes, it is not the best choice for a patio base. … It should be ok to pour concrete over your gravel walk although you might want to give the concrete a little more depth along the sides.
Is Clay a good base for concrete?
The clay can compress under the weight of the concrete, causing the slab to shift or sink over time. It also can leach moisture from the concrete itself, resulting in uneven curing and a brittle base. With proper preparation, however, it’s possible to pour a slab on clay soil without encountering these problems.
How much will a yard of concrete cover 4 inches thick?
One Cubic Yard of Concrete: 4-inches thick – covers 81 square feet. 5-inches thick – covers 65 square feet.
How much does 2 yards of concrete cost?
Bulk Concrete Prices
Cubic Yards | Price Range |
---|---|
1* | $140-$200 |
2* | $280-$400 |
3* | $420-$600 |
4* | $560-$800 |
How do I figure out how many bags of concrete I need?
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. Use the following yields per each bag size: 40 pound bag yields .011 cubic yards.
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