This is a wooden 8×8 gambrel storage shed. this shed is built on a skid foundation, this makes it portable, in case it needs to be moved.. 100+ free shed plans and free do it yourself shed building guides. here’s an architect-selected list of the internet’s top designs, absolutely free plans and how-to. How to build a storage shed, free gable shed plans, pictures with instructions. d-i-y backyard projects.