Readers ask: How To Put A Concrete Floor In An Existing Pole Barn?

Can a pole barn have a concrete floor?

While preference is to have building shell completed prior to pouring concrete slabs, at the very least, roof should be installed. Building columns tend to grow “bull’s-eyes” in the presence of pre-mix concrete trucks.

Can you pour concrete in an existing building?

No reason you can‘t pour a floor. Put expansion joint material around the perimeter. Make sure the existing material is adequate for a base and properly compacted. Make sure water can‘t pool around the structure and get under the proposed slab.

How thick should concrete be for a pole barn?

Thickness – The industry standard for a residential pole barn, where you are storing lawn mowers, toys, or regular vehicles, is reinforced concrete floor that is 4” thick. If you have heavier equipment, you may want to consider flooring up to 6” thick for better wear and tear.

Do you pour concrete before or after pole barn?

New member. The only way to build a pole shed that will last and look good forever is to pour the floor first. The treat post rot out in about 10-15 years if they are in the ground. pour the walls put the post on the cement floor and it will last forever.

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Should you put plastic under concrete?

Recently, though, research has shown that the old traditional layer of 6-mil Visqueen (polyethylene plastic) under the slab is seldom effective for two main reasons: Although it may seem water-tight, this grade of material allows a lot of water vapor to pass through.

How do you pour a concrete slab inside a shed?

  1. Step 1: Mark the Location of the Shed.
  2. Step 2: Dig Out the Foundation.
  3. Step 3: Build the Concrete Form.
  4. Step 4: Set the Form in Place and Level.
  5. Step 5: Install Gravel to Achieve Uniform 4″ Depth.
  6. Step 6: Install Reinforcing Bar.
  7. Step 7: Mist the Gravel and Rebar with Water.
  8. Step 8: Mix and Pour Concrete.

How thick does a concrete slab need to be for a shop?

Five to six inches is recommended if the concrete will receive occasional heavy loads, such as motor homes or garbage trucks. To prepare the base, cut the ground level to the proper depth to allow for the slab thickness.

Do I need gravel under concrete slab?

Because concrete is a very porous material, it will absorb any moisture that it contacts. This can cause pooling. Without crushed stone, pooling water will settle under it and erode your slab. Adding a layer of crushed stone will add proper drainage, as well as create a barrier between your slab and the ground.

Is a pole barn cheaper than a garage?

A Pole Barn Can Cost Less Than a Stick-Built Structure



The foundation usually makes up over 15 percent of the cost of constructing a single-story building. A pole barn uses posts buried in the ground to support the weight of the walls and the roof. In many cases, a traditional concrete foundation is not needed.

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Do you need footings for a pole barn?

Pole barn posts should therefore be set on footings to provide additional support. Footings must be large enough in area to prevent the pole barn from settling under the weight of the building, snow, and minimum live load requirements.

How do you insulate a concrete floor before pouring?

Lay the foam boards on the vapor barrier. Begin in a corner and butt the boards until the entire vapor barrier is covered. Coverage must be continuous and complete for maximum effectiveness. Cut foam strips using the putty knife and straightedge to sit vertically along the edge of the slab.

How do you prepare the ground before pouring a concrete slab?

Preparation is the most important aspect of pouring a concrete slab.

  1. Dig the ground down to the proper depth.
  2. Smooth out the ground with the flat side of a rake so that you have a level surface.
  3. Tamp the ground with a hand tamper or mechanical tamper.
  4. Pour 2 inches of small, rounded gravel for additional drainage needs.

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