How to Remove a Concrete Slab
With small slabs of concrete, such as patio squares or air conditioner pads, you can also have one person pry up the slab a few inches, using a demolition bar, while another person strikes the slab with the hammer. Prying up the slab has the same effect as . For total demo, the contractor will opt for tools such as saws and jackhammers to break up the patio into manageable chunks until the concrete slab is gone. The chunks of concrete can then be loaded into a dumpster or dump trailer and hauled away to the nearest recycling facility or landfill.
Breaking concrete is never an easy project. While it is possible to rent a jackhammer from home improvement stores or rental yards, this can get expensive if the project drags on.
Not only that, wielding the jackhammer can be a tough task on its own. Instead, many homeowners choose to break their concrete in a more leisurely and less expensive fashion with a sledgehammer. The trick to breaking up concrete is to dig underneath the slab before hitting it with the hammer. Undermining the concrete eliminates its external support, making the material much more vulnerable to cracking through and breaking off. With small slabs of concrete, such as patio squares or air conditioner pads, you can also have one person pry up the slab a few inches, using a demolition bar, while another person strikes the slab with the hammer.
Prying up the slab has the same effect as digging underneath it. Alternatively, you can pry up the slab and shove a rock or piece of lumber under the slab to hold it up above the soil. Callthe national "Call Before You Dig" hotline to have all underground utility lines marked in your work area before you how to apply motorcycle graphics the project.
It's not uncommon for electrical, water, and gas lines to run under concrete structures. Dig out the soil, gravel, or other material from under the concrete, using a shovel and a pickax.
Dig about 1 foot inward from the slab's edge, making a gap of what type of joint is a finger inch or so; the void does not need to be deep. A pickax is handy for cutting through roots, breaking up rock or shale, and scraping material out from under the slab. Lightly sprinkle the concrete with water to minimize dust.
Grasp the sledgehammer handle with your dominant hand close to the head and your other hand toward the end of the handle. Use an arching motion to lift the hammer as high as possible, but not directly over your head, then let it fall as you slide the dominant hand down the handle. Strike the concrete along the edge of the void you dug underneath, like breaking something over the edge of a table.
Repeat as needed, striking in the same place each time, until the concrete breaks. Don't apply a lot of force on the sledgehammer on the downstroke; let the hammer do the work.
If anything, you can use the handle as a lever to increase the speed of the head, but don't wear yourself out trying to strike as hard as possible. The impact and weight of the head will do the job. Use a pry bar or crow bar to open cracks and separate pieces that are resistant to falling away. Force the flat end of the bar into the crack.
Pry back until you can get your gloved fingers in to pull away the piece. Use a hand truck or dolly, like the kind you use to move appliances, to move large chunks of concrete. A hand truck is better than a wheelbarrow because you only have to lift the chunk of concrete an inch or two to get it onto the truck.
Lift the concrete pieces carefully, using your legs and keeping the weight close to your body. Truck the pieces to your collection or disposal area. Never dispose of concrete in your regular garbage service. Most collectors will not take it. You can arrange for a dumpster through a trash pickup service, but be sure to tell them that you need it for concrete, and find out how much you can fill the dumpster.
Often a dumpster can be filled only about one-quarter full with masonry materials. On the other hand, broken concrete does not have to be sent to the landfill. There are plenty of uses for around the yard:. If you don't pace yourself, this can quickly turn from a moderately challenging project to a grueling task that you may have to give up on and hire out.
Work slow and steady, and keep a few expert tips in mind:. Actively scan device characteristics for identification. Use precise geolocation data.
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Jun 24, · Tearing up concrete yourself can also save you a ton of money. Hiring a contractor just to demolish a 12 x ft. patio could cost you $1, or more. If you do it yourself, the cost to remove a concrete driveway will run you about $, including rental and disposal. That’s a savings of about $1, on the cost to remove a concrete driveway.
I have been reading out many of your articles and i can claim pretty nice stuff. I will make sure to bookmark your blog. Landscaping with pavers does not only leverage on the aesthetic appearance of the end product; the wide use of paving stones proves their functionality and flexibility at a value-for-money cost. Many homeowners think that using interlocking brick pavers to lay a sidewalk or patio should be a simple process.
Post a comment. Your Guide to Remove All Stains. How to remove Cement Stains from pavers. Removing cement stains from pavers is often a hard thing to do. If you let the cement stains stay on the pavers for a long time, it will only result a stronger bond between the cement and the pavers. This will not only be time consuming to clean but will also be extremely difficult.
Here are some methods that will help you in the removal of cement stains from your brand new or old pavers. This method is extremely hard and time consuming, but gets the job done. During the process of stain removal you will have the control in your hands, and therefore the damage to the surface of the pavers will be minimal.
The items are available easily at hardware stores. Things that you will require:. Steps that you will need to take:. Spill water on the pavers stained with cement. Make sure before you start all of the stains are wet. Water will keep the surface of the pavers safe. Now take the hand chisel and put it on the cement stains. Repeat till you have covered all the stains. Keep the wire brush by your side so that whenever cement loosens from the stain you can brush it off.
This brushing will also cause the stains to loosen up. Method 2 Using Muriatic Acid. This method is less time consuming but you have to be extremely careful in the dilution of the acid as well as the disposal of it.
The items required are easily available except for the acid. Always make sure you follow the instructions carefully for this method. Put on the gloves before handling the acid. Take the empty bucket and mix water and muriatic acid. The ratio to do this should be one part acid and ten parts water. Make sure that the acid is dilute or it might do the opposite of removing cement stains and rather damage the surface of the pavers.
Use a small plastic cup or a small plastic bucket to spread the acid on the cement stains. Let it stay on for about fifteen minutes. Using the wire brush start scrubbing the cement stains from the pavers. They will start to come off easily due to the acid. Brush away the loose cement. Removing all the cement stains.
Using a lot of water, remove the acid solution. Use the broom to steer away the water. The more water you use for the final step, the more safely you will be disposing off of the acid. Labels: Cement Stains. Newer Post Older Post Home. Subscribe to: Post Comments Atom. Popular Posts. Have you ever gone through the unpleasant experience of wearing your favorite shirt, and accidentally dropping bleach on it? How to remove Acid stains from stainless steel.
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