How thick should a concrete slab be for a hot tub?

Answer On One Hand: If you live in a climate with frost...To ensure your slab will last, you should pour it a minimum of 4 inches thick with No. 3 rebar placed 12 inches on center making a grid. The slab ... Read More »

Top Q&A For: How thick should a concrete slab be for a hot tub

How thick is a concrete slab?

According to, a concrete slab is typically about 3 1/2 inches thick when constructing a patio, driveway or sidewalk. Concrete slabs for home foundations should be a minimum of 4 inches... Read More »

How thick should a concrete slab be for a small one-story office building?

The minimum thickness for a concrete slab used for the foundation of a small office building is 6 inches. The heavier the volume weight of the intended building, the thicker the concrete slab must ... Read More »

How many square feet in a 4 inch thick slab using 3 yards of concrete?

roughly 240 square feet. Formula for figuring yardage is: (Width X Length X thickness)/27= cubic yardage of concrete. Just reverse the formula to solve for Width X Length or Square Feet. CY X 27 di... Read More »

Can I Pour a Concrete Slab Over an Existing Slab?

You can pour more concrete over an existing slab if you do some preparation to the original surface. The problem with adding wet concrete to cured concrete is there will be no adhesion between the ... Read More »