# Quick Answer: How Much Does A Concrete Slab Cost In South Africa?

## How many 80lb bags of concrete make a yard?

45 bagshow 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..

## How much is 1m3 of concrete cost?

How much is the cost of concrete per m3? The average cost of concrete is anywhere from \$200 – \$300 per m3 (cubic metre), though you could pay as much as \$350 for 40 MPa strength. Variations in cost are due to local prices differing slightly, the type of concrete you order, and any additives or admixtures required.

## How much is concrete slab per sqm?

The cost of a concrete slab will generally be calculated based on how big the area that needs to be covered is, and you’ll typically pay between \$75 and \$110 per square metre, according to tradie listing site, hipages.

## How much does it cost to pour a 20×20 slab?

Concrete Slab Cost CalculatorSize (in feet)Approximate Cost12x20\$1,44020×20\$2,40024×24\$3,46020×30\$3,60010 more rows

## How do you estimate a concrete slab?

How to calculate concrete:Determine how thick you want the concrete.Measure the length and width that you’d like to cover.Multiply the length by the width to determine square footage.Convert the thickness from inches to feet.Multiply the thickness in feet by the square footage to determine cubic feet.More items…•Apr 23, 2018

## How much does 2 yards of concrete cost?

This means you can expect concrete prices for 2020 to be \$128 per cubic yard and in 2021 it’ll grow to \$134 per cubic yard on average….Bulk Concrete Prices.Cubic YardsPrice Range1*\$140-\$2002*\$280-\$4003*\$420-\$6004*\$560-\$8005 more rows

## Is gravel needed 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 should a concrete driveway cost?

Most concrete driveway installation costs between \$1,800 and \$6,000 or \$4 to \$15 per square foot. The average is just above \$3,000 or \$6 per square foot. Factors like location, size, decorative elements, potential reinforcement and removing the existing surface can all influence that range.

## How much does a 1200 sq ft concrete slab cost?

Cost of concrete per square footSlab SizeSquare FeetAverage Cost24x24576\$3,45630×30900\$5,40030×401200\$7,20030×501500\$9,00018 more rows•Apr 9, 2020

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

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.

## How thick does a concrete slab need to be?

4 inchesStandard 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 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.

## Why is concrete so expensive?

As more areas become industrialized—and as there grows a greater need for durable building materials to withstand severe weather and long-term wear—the demand for concrete has significantly increased. This alone has affected the price of concrete over the years.

## How much is concrete per m2?

Expect to pay \$50 to \$75 per square metre for spray-on concrete, \$60 to \$85 per square metre for plain concrete, \$75 to \$90 per square metre for coloured concrete and \$100 to \$150 per square metre for exposed aggregate or a decorative stencilled finish. For the cost of concrete per m3, expect to pay \$200 to \$300.

## Is asphalt cheaper than concrete?

Lower upfront cost: Asphalt is less expensive than concrete to install. It could be about half the price per square foot to install asphalt. … Although it requires more repairs than concrete, asphalt repairs are more straightforward than concrete because the cracks can blend into the original.

## Can I pour my own concrete slab?

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.

## 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.

## 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.

## How much does a 20×20 concrete patio cost?

Cost to Install Concrete Patio by SizeSize in FeetSquare FootagePrice Range12x14168\$1,400 – \$4,00015×15225\$1,800 – \$5,50016×18288\$2,300 – \$7,20020×20400\$3,000 – \$10,0002 more rows

## 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.