Can You Pour Concrete Over Concrete However you need to follow the process outlined in this article for the best results.

Can you pour concrete over concrete It can be painted on or applied with a rag.
Can you pour concrete over concrete. The condition of the existing slab is the primary factor that determines how long the new concrete will last. My rule of thumb is this. Pouring concrete over old concrete instead of directly over a new gravel foundation limits your ability to maximize the slab s lifespan. Sweep dirt and debris off the concrete.
If the foundation beneath the slab is not sound the new concrete could sink or develop deep potholes. If you are laying pouring concrete over existing concrete there needs to be a bond. Here s another video showing you how i poured a new garage floor over and old existing garage floor. Get as much of it off the concrete as you can.
The key to successfully pouring concrete over an existing concrete surface is to ensure the two layers bond properly. You could drill holes into the existing concrete surface and insert steel pins and then the mesh on top. So you may ask if pouring new concrete over the old one is a better option. The simple answer to the question can i pour concrete over existing concrete is yes.
When i say bond the concrete you are lying on top off needs to be a rough finish like scabbled. Pouring fresh concrete over old concrete is commonly needed. If the existing concrete is structurally sound is not heaving or settling then you can pour concrete over concrete. There may be another case where we are doing rcc raft over a layer of pcc.
Main thing to take care is to have a continuity between the top and bottom layers of concrete. You just have to understand the limitations and the reasons why it might not be a good idea. Long story short yes you can pour concrete over dirt.
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