The slab can be no greater than 1/4″ out of “square”.Your concrete slab should be the same width as the storage shed.Guidelines to Follow when Building Concrete Slabs (Not required, these are our recommendations) This will insure that your shed will remain strong and stable for many years to come. In preparation for the arrival of our professional installers, the build site must be properly leveled and should have natural drainage and no standing water. We recommend our customers to use a concrete slab for their shed foundations. * Tools/ Materials Needed:Ĭoncrete Slab foundations: Concrete foundation shown here * Additional charges may apply if this requirement is not met. *Prior to the arrival of the installer, your site must be level within 6″h. *Backyard Buildings Minimum Foundation Requirements: Considering Backyard Buildings smallest shed size is 8×8, all of our sheds will need a foundation setup prior to the arrival of one of our installers. Large sheds will need to have strong foundations. Small sheds can be rested on crushed stone with either treated wood foundations or concrete foundation blocks. Generally, smaller sheds of up to 8×6 do not need a foundation. Learn more about the process of obtaining a shed building permit. Regardless of the size of your shed, a building inspector needs to make sure that the storage building is up to code for your local area. The decision will be based on the height and size of your storage shed. Consult your Local Building Inspectorīefore beginning to build any foundation for your shed, consult your local building inspector to determine what type of foundation you will need. Regardless of how strong the building construction is, if the shed foundation is poor it will not stand the test of time. The photo on the left shows a great example of what a poor foundation and time can do to a shed. The foundation of a storage shed is the first and most important part of the installation process!īuilding the right foundation for a storage shed is extremely important.

Mat floating foundation