Pouring concrete over existing slab

I am planning on building a game room onto my house, I have a 24' x 18' x 4" thick patio slab now (the outer end is a 12foot radius I plan to sqaure up) and plan on expanding it to 24' x 27', I plan to raise the level to be even with my house approx. 4" and pour 18 inch footings around the...

I have a house placed on its exsisting foundation and basement concrete floor in 1934. The floor is solid, uncracked, and level but has several areas that are very uneven. To the point, the basement is unusable for living space. Is it possible, and reasonable, to pour a new slab over the...

I am turning part of my carport into a new living room. I am going to pour a concrete slab about 4 inches thick over the existing carport floor which is a concrete slab. The existing slab has a few cracks, the largest of which is about an 1/8in. Wide and raised about an 1/8in. What would be the...

We are going to pour a concrete slab in a shop that currently has no floor. My husband wants to lay the electric in/under the slab instead on going overhead. Can we do this? If so, what's the best process?

Hi All, I am replacing my garage door with a wall and 36" wide steel door to make it a main entrance to the house in the winter and also into a workshop area. It has been recommended that I pour a concrete slab across the front of the garage for the wall to sit on and have that slab just high...