Pour Concrete Slab Over Basement

Pouring concrete over the existing one.

Pour concrete slab over basement.

Adding fresh concrete is a common way to level out old slabs and patch damage. The basement was plumbed for a bathroom and kitchen. If you plan on pouring a lot of concrete build a wood and mesh barrier first to ensure your new slab is strong. A well poured concrete slab with a deep sturdy foundation can last for 30 to 40 years.

A well poured concrete slab with a deep sturdy foundation can last for 30 to 40 years. The beams were placed in beam pockets the precut steel pans were woven together on top and an extensive mat of steel rebar was added over the steel decking. Pour the concrete in small sections spreading the concrete by moving the chute back and forth and by having the driver pull forward as you go. Pouring concrete over old concrete instead of directly over a new gravel foundation limits your ability to maximize the slab s lifespan.

Pouring concrete over old concrete instead of directly over a new gravel foundation limits your ability to maximize the slab s lifespan. The foundation walls went up smoothly. The condition of the existing slab is the primary factor that determines how long the new concrete will last. Besides supply and waste lines pex tubing was added to the slab for hydronic heat.

Once the truck has reached the end of a section spread the concrete out evenly and a touch higher than the form with a concrete placer rake.