A foundation is essential for any shed. it keeps the shape of the shed, and providing good anchoring points. a good elevated base will also keep the interior of the shed dry.. If it has a reinforced floor you'll definitely need something more level than a dirt foundation. the poly floor panels have to be pretty level and regular to work properly. we put together a similar shed a couple of years back and made a brick foundation for it that has worked well so far.. Garden sheds are considered class 10a buildings according to the australian building code, and as such, these structures must meet specific requirements to ensure their safety. anchoring the shed to the ground is one such requirement. across australia, these sheds must be securely fastened to the ground or concrete slab they sit on..
Concrete base is a bit expensive technique for garden shed. use interlocking pavers instead. they are easy to install. the base for pavers can be rammed / compacted earth . psread a layer of river sand over compact earth about 3-6 inches and then start putting pavers from one end of the shed.. Many garden sheds come with the option to purchase an eze base. this is the easiest and quickest option, but make sure the ground you are laying your base on is flat and level. it is recommended to lay your eze base on top of a concrete or paved surface.. While this construction is very rigid it does need to sit on a level prepared base which will provide support evenly. it is not sufficient to rely on level grass or soil as this does not allow water to drain away freely and may become water logged in just one area allowing the shed to sink or move..