How do you build a 8×10 shed floor?

Quote from the video:
Quote from Youtube video: The first step to building the shed floor is to install layout marks on the rim joist boards prepare the boards for the layout marks by cutting the rim joist boards to the link shown on the plans.

What should I use for a shed floor?





The best material for building the floor of your shed is pressure treated lumber. You can certainly use regular non PT but it won’t last very long being that close to the ground.

How do you make a floor for a shed?

Here’s the process:

  1. Measure and cut rim joist and floor joist boards from 2×6 treated lumber.
  2. Set rim joists on shed foundation.
  3. Nail outer floor joists to rim boards.
  4. Attach the joist hangers to rim joists.
  5. Install the rest of floor joists.
  6. Make sure the floor framing is square.
  7. Install 3/4 inch plywood.


How do you frame a shed?

Quote from the video:
Quote from Youtube video: The first step is to mark the wall locations on the shed. Floor. Start by sweeping the shed floor. And then measuring in 3 and 1/2 inches from the edges of the shed floor and placing a mark do.

Should I use 2×4 or 2×6 for shed floor?





The most common option for your floor joist is your standard 2×6. A 2×8 will provide a few additional benefits and have some advantages, but overall, the 2×6 is the most commonly used and budget-friendly option for constructing your shed floor.

How far apart should shed floor joists be?

The best shed-floor framing is simple and sturdy



Joists run the short direction, typically spaced every 16 inches, and are captured by rim joists on the long sides of the shed. If the joists are set atop a plate (see picture) then you won’t need joist hangers to reinforce the ends of each joist.

How thick should shed floor be?

Concrete is a great foundation and flooring material. The best concrete thickness for a shed tends to be 4 inches which is the standard size used for most residential concrete patios, walkways and sidewalks. You can pour 6-8 inches if your storing something heavier but it’s rare.

Is OSB or plywood better for shed floor?

OSB is good for a shed floor construction because it is flat and free of knots. It is also more consistent than plywood and other flooring materials because every sheet is the same.

How thick should shed base be?



For ordinary garden sheds, a thickness of 3″ (75mm) is sufficient in most situations. On soft clay, or on larger buildings, increase the thickness to 4″ (100mm) laid on 2″ (50mm) of finely broken and compacted hard-core if required. Half the depth of the base (approx) should be above ground level.

Does shed need double top plate?

A double top plate is a requirement when building larger garages or houses, but since most sheds don’t exceed 16 feet in any direction, you can skip the double top plate for a single, unbroken top plate.

How do you build a 8×8 shed?

Quote from the video:
Quote from Youtube video: Take you inside and show you how to build a wall the best I know how. So I built one. And this is an 8 foot long wall going this direction okay and height wise we've used 92 and 5/8 studs.

What kind of wood should I use for a shed frame?



Framing Lumber



These are thick pieces of fir or spruce. The common kind of framing lumber used for the construction of sheds is the 2×4 (actual dimensions: 1-1/2 inch by 3-1/2 inch). Since most backyard sheds are relatively small, 2x4s are usually sufficient to construct both the wall and roof frames.

What size shed framing?

3×2 or 4×2 for frame, as to floor sit floor joist either on a timber bearers with a strip of dpm along it’s length to stop damp getting to shed floor bearers ,or I use plastic fence posts, don’t rot, or soak up water. Similar to this.

Can you frame shed walls with 2×3?

There is a BIG difference between 2×3 and 2×4, and I would never use 2×3 for wall framing. I ended up using 2×3’s for the roof trusses to save weight, and still spaced them every 2 feet. My roof is pretty small, but If I was building as big as you are, I’d probably use 2x4s there as well.

What thickness ply to line a shed?

we recommend using at least 9mm plywood as it’s more sturdy to work with and provides better insulating properties.

Can you roof 3/4 plywood?



Since the most common rafter spacing is 24 inches, the standard plywood recommended for most roofing situations is 5/8-inches since it supports roof loads for most situations. However, a 3/4-inch thickness can be used for roofs with heavy loads.

Do I need a breathable membrane in my shed?

If you’re insulating a shed for use as a home office or cosy garden building, then it’s worth installing a breather membrane between the shed walls and the insulation to help with moisture. This is especially necessary if there is no other ventilation in the shed (e.g. a roof vent).

Do I need a Vapour barrier in my shed?

Like an unheated shed, a shed with no insulation doesn’t need a vapour barrier. This is because any moisture-build up (even in hot weather) should be removed by colder air at night. It’s important that you still properly ventilate your shed for this to happen, though!

How do I protect the bottom of my shed floor?

Excavate out the ground between each of the floor joists (and underneath most of them), leaving columns of dirt/soil underneath the corners and center, and then put bricks, concrete/cinder blocks, or pour concrete forms around those dirt/soil “columns”.

How do you insulate the bottom of a shed?



How to Insulate Shed Floor: Existing and New Construction

  1. Remove the flooring of your shed.
  2. Put wood blocks under each joist cavity.
  3. Each joist cavity should have at least two support blocks.
  4. Set up a table saw, or use a handheld jigsaw.
  5. Cut XPS rigid foam insulation to fit between your floor joists.