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Can you pour concrete directly on dirt?
Long story short, yes you can pour concrete over dirt. via
Can I put cement in my backyard?
It's easy to pour and build a backyard patio made of concrete in this How To article. On a small scale, concrete is fairly easy to work with, but installing an entire patio can be a challenge. It is possible to build an attractive concrete patio yourself, but careful planning and preparation is necessary. via
How much does it cost to cement backyard?
Concreting a backyard is a matter of pouring one or more concrete slabs on the surface you choose. Concreting your backyard will cost you anywhere from $50 to $85 per square metre. Your price will increase if you choose different finishes for your concrete slab or if your backyard is sloping. via
How do I prepare my yard for concrete?
Do you 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. via
Can I use pea gravel under concrete?
Backfill beneath concrete flat-work along foundation walls should be accomplished with a granular material that is uniform in size. Some fill materials, such as round stones like pea gravel, tend to be self compacting. “I recommend open-graded granular material be used,” says Tull. via
How much does a 10x20 concrete patio cost?
How Much Does a 10x20 Concrete Patio Cost? A concrete patio costs between $4 and $12 per square foot, including materials and labor. Based on those estimates, a 10-foot by 20-foot concrete patio would cost between $800 and $2,400. via
What happens if you pour concrete over grass?
You should not directly pour concrete over grass. A concrete slab when poured over grass will crack over the course of time due to moisture ingress, lack of support as the vegetation beneath regresses and lack of rigidity as factors such as external weight, will cause the structure to weaken. via
How many bags of concrete do I need for a 10x10 slab?
Regarding this, “how many bags of concrete do I need for a 10×10 slab?”, at 4 inches thick, generally you will need approximately either 74 bags of 60lb or 56 bags of 80lb premixed concrete for a 10×10 slab, at 5 inches thick slab, either 93 bags of 60lb or 70 bags of 80lb premixed concrete are required, while at 6 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
Is it cheaper to pour concrete yourself?
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
What can I do with my concrete slab in my backyard?
Is sand a good base for concrete?
Answered by LCD: Sand is a proper levelling course for use under pavers and ungrouted brick patios and such. It is definitely NOT a proper base for a driveway - it is too mobile, has low bearing capacity, moves about under load especially if very dry or very wet, and will cause structural cracking of your driveway. via
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. via
What kind of stone goes under concrete?
You do need gravel under a concrete slab, footing, or patio. Gravel provides a solid foundation for your concrete as it can be compacted. It also improves drainage, preventing water from pooling beneath the concrete. 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
Can I pour cement over gravel?
Laying a concrete driveway over an existing gravel one is possible, but it is not generally recommended. The kind of gravel that is intended to go under cement is typically a smaller grade than what is used for gravel driveways. via
What size gravel is best for concrete?
Gravel for Concrete
Ideally, 6 inches of crushed stone or gravel should be used for most driveways. Proper application requires that the driveway hole be dug out, and the soil has to be prepared. via
How many inches of gravel do you need for a concrete slab?
Excavate the slab area to a depth of about 7 inches, allowing 3 inches for a gravel base and 4 inches for concrete. via
What do you put under pea gravel?
Start with a heavy tamper to compress any soil underneath, add a sturdy base layer of either crushed rock or sand, layer on about 3 inches of pea gravel, and then tamp down again to make sure everything is compact. A sturdy base is especially important for gravel driveways. via
Is pea gravel cheaper than concrete?
Pea gravel is cheaper than a majority of other fillers, like concrete and other larger stones. Its cost ranges from around USD 35 to USD 55 per cubic yard. Also, it can be compacted better than the large-sized fillers. via
Do I need a permit to build a concrete patio?
Do I need a permit to build a concrete patio? The short answer is, 'It depends'. If the concrete patio you're building is on-grade (ground level floor) or less than 30 inches from the ground, you will most likely not need a permit. via
Is it cheaper to lay concrete or pavers?
As far as installation costs and concrete costs go, poured concrete is technically the most affordable per square foot. However, even though the upfront cost of pavers is higher, concrete pavers offer greater value and durability than poured concrete and stamped concrete. via
Can I pour concrete over old concrete?
You can put new concrete over old concrete. However, unresolved issues with your old concrete, such as cracks or frost heaves, will carry over to your new concrete if not taken care of. In addition, you must pour it at least 2 inches thick. via
Do sidewalks need wire mesh?
No, they do not. Larger projects or slabs may need steel reinforcement to provide support or extra strength. Wired mesh can also help resist cracking. However, not every piece of concrete necessarily requires that extra boost. via
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. via
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. via
How many bags of concrete do I need for 1 yard?
One 80lbs bag of Quikrete Concrete Mix will yield approximately . 60 cu ft. So it will take 45 bag to equal one cubic yard of concrete. via
How do you price concrete work?
Concrete pricing is typically quoted per cubic yard or cubic meter (metre). For an average estimating number, you can use $77 per cubic yard. via
Which is better concrete slab or cement slab?
Concrete works well in larger projects, while cement is more often used in smaller jobs. One of the strongest and longest-lasting materials known to man, concrete is used to build schools, bridges, sidewalks, and countless other structures. But you don't need a hard hat to have success with concrete. via
How do you calculate concrete?
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. via
Can you pour a 2 inch concrete slab?
The minimum thickness for pouring concrete over concrete is 1.5 inches. In most cases, I don't like to pouring the new concrete less than 2 inches thick. Two inches of concrete (or more) that's bonded, gives you adequate strength for a wear surface, especially if you're driving over it. via
Can I pour my own concrete?
Used for walkways, patios, and floors, concrete slabs are inexpensive to install and durable enough to last for years. When you pour your own concrete slab, you're giving yourself a design material that is adaptive to all of your needs. via