Bag of gravel should cost approximately 5.
Shed floor pier spacing.
The total cost of a pier shed foundation varies depending on the size of your shed and the depth of the piers.
When laying out a shed floor the piers are spaced according to the size of the lumber such as 2 inch by 4 inch or 2 inch by 6 inch.
Each piece of rebar is an additional 4 and a 50 lb.
Tim carter demonstrates how to create the correct spacing for piers for a diy shed.
A standard 12 x 48 sonotube will cost about 14 each depending on where you shop.
For more diy shed building tips and information and the actual plans for the shed in this video click.
In many circumstances 16 inches would be your standard spacing for shed floor joist but this is just a rough guideline.
Concrete piers for sheds may be necessary if the shed site has considerable slope.
If however your shed is on a different foundation such as concrete piers deck blocks concrete blocks or skids then you can stick with a 2 6 for optimal results.
The number of piers needed to properly support your shed is based on the overall size of the shed you plan to build.
The concrete piers with a pre attached wood nailer must be buried into the ground while the lumber ones must be placed in a hole and secured in place with cement.
Concrete piers are built by digging holes inserting tubes called sonotubes and pouring them full of concrete.
Unlike setting a shed on blocks which are also built in piers concrete piers go fairly deep into the ground and are a permanent foundation.