Table of Contents
How deep does a concrete pad need to 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.
Can I pour my own concrete pad?
When you pour your own concrete slab, you’re giving yourself a design material that is adaptive to many of your outdoor design needs, while saving money that would have been spent on a contractor.
Can you pour concrete over dirt?
Long story short, yes you can pour concrete over dirt.
What is the cheapest way to pour a concrete slab?
You can get cheaper concrete by purchasing sub-grade concrete. This usually is available at salvage yards and is clean material. Therefore, you don’t have to worry you’re not getting quality material. You’ll save a lot of money on concrete, and you’ll be doing your part for the environment by using reclaimed materials.
How many bags of concrete do I need for a 10×10 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.
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.
How much does it cost to pour a 24×24 slab of concrete?
A typical 24×24 garage slab costs between $3,057 and $5,944 with prices ranging from $5.31 to $8.31 per square foot for a 4” reinforced slab of concrete, and $6.83 to $10.32 per square foot for a 6” slab of reinforced concrete.
Can you use quikrete for a slab?
Concrete is one of the most economical, versatile and durable building materials available. Build a sidewalk, patio, or floor with QUIKRETE concrete mixes no matter your skill level.
Is sand a good base for concrete?
Simply put, sand isn’t sturdy enough to work well as a subbase for something like a driveway. It is also difficult to maintain a level sand surface when pouring concrete, and therefore difficult to maintain a uniform thickness of the concrete slab.
Does a 4 inch slab need rebar?
Rebar is not necessary for every concrete project. The general rule of thumb is that if you are pouring concrete that is more than 5 inches in depth, you are probably going to want to add in some rebar to help reinforce the entire structure.
Is it cheaper to pour concrete yourself?
Is It Cheaper to Pour Concrete Yourself? Whether you’re pouring concrete countertops or a patio out back, it may be cheaper to pour concrete yourself rather than hiring someone. The materials needed to pour concrete yourself cost about $1.76 per square foot, based on data from Porch.com.
How much does an 80 pound bag of concrete cover?
30 cubic feet, 60 pounds of concrete mix yields . 45 cubic feet and an 80-pound bag yields . 60 cubic feet.
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 bags of concrete do I need for a 10×8 slab?
Regarding this, “how many bags of concrete do I need for a 10×8 slab at 4 inch thick?”, its depend on thickness of slab, at 4 inches thick, generally you will need approximately either 58 bags of 60lb or 45 bags of 80lb (0.98 cubic yards or 26.4 cubic feet or 0.748 m3) of premixed concrete for a 10×8 slab.
How much does a 90 lb bag of concrete cover?
In this regard, “how many 90 lb bags of concrete in a yard?”, generally you will need 40 bags of 90lb concrete mix to make a cubic yard of concrete that will cover around 108 square feet area upto a standard depth of 3 inch for your slab and patio.
How much does it cost to pour a 10×12 concrete slab?
Cost of concrete per square foot Slab Size Square Feet Average Cost 10×10 100 $600 10×12 120 $720 10×20 200 $1,200 12×12 144 $864.
How many inches of gravel do you need for a concrete slab?
How Much Gravel Do You Put Under a Concrete Slab? You will need 3 inches of gravel under a concrete slab that is 4 inches thick. More gravel is better, but 3 inches is the minimum amount of gravel you should have with a 4” slab. Use ¾” washed and screened gravel, then compact it to level.
What is the best gravel to put under concrete?
Most people build a driveway or a patio so in that case, a good choice would be a mix of coarse and fine aggregate which will create a compactable base. Overall, a mix of crushed stone and stone dust is the best base material for any concrete flatwork. It all comes down to the ground and soil you will be working with.
What happens if you don’t put gravel under concrete?
Because concrete is a very porous material, it will absorb any moisture that it contacts. This can cause pooling. Without crushed stone, pooling water will settle under it and erode your slab.
How much does a 40×60 concrete slab cost?
How much does a 40×60 concrete slab cost? It would be about $8,500 to $12,000 for a 40×60 foot concrete slab, 6 inches thick. That’s based on national averages of around $5 per square foot for a fully engineered, finished concrete slab, including labor and materials.
How many bags of cement do I need for 12×12?
To determine how many bags of concrete you will need, divide the total cubic yards needed by the yields, at 4 inch thick, for a 12×12 slab you will need 1.76 yards of concrete, so number of 80lb bag of concrete = 1.76 ÷ 0.022 = 80 bags, No. of 60lb bag = 1.76 ÷ 0.017 = 104 bags & No.
Is asphalt cheaper than concrete?
The cost of an asphalt driveway is typically cheaper than concrete, costing $2.00 – $4.00 per square foot. In contrast, a concrete driveway costs between $4.00 – $6.00 per square foot for a standard installation.
