Readers ask: How To Build A Cement Porch?

How much does it cost to build a concrete porch?

Average Cost of a Concrete Patio. The average cost of a concrete patio ranges between $3 and $20 per square foot total. For a 200 square foot patio, material costs typically run between $400 and $700. These are the same for both professional and DIY installations.

How thick should a concrete porch be?

The minimum thickness of any concrete slab is 4 inches. However, if the concrete patio will have heavy features added to it, you may want to thicken it to 6 or 8 inches. The concrete is typically laid on a 2-3 inch base of gravel, sand, limestone, or other aggregates.

How much does a 12×12 concrete slab cost?

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.

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How deep do foundations need to be for a porch?

We quote for a fixed depth of foundation, for a porch 450mm would be good, if building control want it deeper, the customer has to dig deeper in their pockets. For building control and architects specify this, a minimum of 1000mm is required for all works, but in practice we rarely need to dig this deep.

How many bags of concrete do I need for a 10×20 slab?

A 60-pound bag yields. 017 cubic yards, and an 80-pound bag yields. 022 cubic yards. For a 10 x 10 slab, you would need 77 60-pound bags or 60 80-pound bags.

Is it cheaper to build a deck or pour concrete?

Overall, a concrete patio will generally be cheaper to install compared to a deck. While your specific house and yard set-up may determine which is cheaper for your individual needs, a wood deck is likely to have a better return on investment compared to a concrete patio.

Can you 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.

Do you need rebar for 4 inch slab?

No, you do not need rebar for a 4inch slab of concrete on grade. A 4inch-thick slab cast on the ground and in permanent contact with it will float and rebar is not required. Rebar is recommended on concrete measuring 5 – 6 inches thick.

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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.

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.

What is the difference between a concrete slab and a cement slab?

What is the difference between cement and concrete? Although the terms cement and concrete often are used interchangeably, cement is actually an ingredient of concrete. Concrete is a mixture of aggregates and paste. The aggregates are sand and gravel or crushed stone; the paste is water and portland cement.

How much is a 10×20 concrete slab?

Cost of concrete per square foot

Slab Size Square Feet Average Cost
10×20 200 $1,200
12×12 144 $864
15×15 225 $1,350
16×20 320 $1,920

What are the 3 types of foundations?

But chances are your house has (or will have) one of these three foundations: full basement, crawlspace, or slab-on-grade. Other variations are possible. Here are the three main types of house foundations that you will encounter in residential construction.

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Does a concrete porch need footings?

You really do not want the patio level with the house threshold, too easy for water to get in to the house. As for the slab, it will not settle if you prepare the subgrade correctly. You need the footers to support the structure, the slab is just there to walk on, and has no structural importance.

What size can you build a porch without planning permission?

Adding a porch to any external door of your house is considered to be permitted development, not requiring an application for planning permission, provided: the ground floor area (measured externally) would not exceed three square metres.

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