Can Concrete Be Poured On Existing Concrete

However this approach is not suitable option unless the existing concrete is in good shape structurally. Cleaning old concrete surface. For instance surfaces with larger cracks heaving or settling conditions or where height cannot be raised replacement is a better solution.

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This type of concrete is stronger but less dense so you can safely pour a large slab onto existing concrete.

Can concrete be poured on existing concrete.

Engineer if you are laying pouring concrete over existing concrete there needs to be a bond. New concrete is commonly poured over old concrete which may have been damaged for any reason for repairing purpose. Perhaps you want a new concrete floor for your garage but you don t want the expense of having the existing floor removed. Choose a coarse aggregate concrete when pouring thicker slabs.

When i say bond the concrete you are lying on top off needs to be a rough finish like scabbled. Pouring concrete over an existing concrete driveway or sidewalk the same principles as above apply to pouring concrete over an existing concrete driveway or sidewalk. Steps involved in pouring concrete over existing concrete slab step 1. You can if the concrete is sound solid with minor cracks pitting scaling surface damage or just plain ugly.

For example you may want a new concrete floor in your basement to prevent water seepage. Concrete over concrete by. Concrete surface suffers from wearing and damages over time disregard of its strength. Pouring concrete over existing concrete sidewalk or patio surfaces is an option if the existing base is structurally sound.

There are situations when pouring new concrete isn t the most suitable option. It is a good option if you need to fill a large area with something thick that will last a long time. Coarse concrete has gravel or larger stones as an additive. One of the best tools that can be clean all the debris out of crack is a stiff bristle broom.

Sweeping dirt s debris over the existing concrete slab will allow bonding to take place. You could drill holes into the existing concrete surface and insert steel pins and then the mesh on top. However in most cases you can pour a new layer of concrete onto the existing one. This includes removing sand dead leaves and gravel.

Whatever the reason you can pour a new concrete floor over existing concrete doing this will save you both time and money. You just have to consider the added height. You need to start with a clean surface and ensure a proper bond to create a new concrete surface that lasts.

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