You can place plastic or metal sheds on a concrete slab and also anchor them directly to this foundation.
Build storage shed on concrete slab.
A concrete slab foundation is also excellent for ground level access.
Also be sure and use treated lumber for that base plate.
Not being portable is important for 2 reasons.
Use a circular saw to cut.
You can t move your shed if you need to.
This foundation works for small 2ft x 4ft generator or recycling sheds up to 20ft x 40ft storage sheds or larger.
Depending on if you do it yourself or hire someone.
Start by nailing together the perimeter and adding the center stud.
Then measure from the center stud to mark for the remaining studs.
Your shed is no longer portable.
Beneath the shed floor will help any damp air to escape.
And permanent structures are often treated differently by the law.
This will seal the shed from water coming across the floor from underneath the base plate.
You ll need to do a thorough inspection of it.
Next you ll want to consider where you put your windows and doors on your shed as well as how.
Measure and mark on the existing concrete the points of your corners for your shed.
Detail showing the edge of the shed flush with the edge of the concrete base to avoid water penetration.
The slab is built to the size of the shed and the cladding overlaps the edge of the slab.
How to frame a shed on an existing concrete slab step 1.
How to build a shed on pre existing concrete step 1.
Using a chalk line with red.
A concrete slab could easily cost 3 to 10 times the amount of a wood floor.
Framing a wall on concrete slab floors is different than wood.
Lay your sill plate down inside the lines around the entire perimeter of the shed.
You can build the walls on any flat surface but the shed platform is ideal.
Permanent structures often need building permits regardless of the size.
Any rainwater that runs down the side of the building will not get caught on the slab.
While the concrete slab style of shed foundation is also a great choice concrete slabs are prone to move and crack from seasonal changes in temperature.
Is the slab structurally sound.
Use chalk lines as a guide.
As a tip once you have the base plate and wall studs anchored to the concrete slab put a bead of polyurethane caulk around the primeter between the base plate and concrete.
We also show you how to frame a door ope.
Check condition of the slab.