5x10 lean to plans floor plan . 5x10 lean to plans include the following: foundation = wood skid or concrete slab foundations are included with the shed plans. floor = 2x6 floor joists with 3/4" floor sheathing. walls = 2x4 framing at 16" on center with a double top plate, just like a home is framed. the shed wall height is 6'-5" for the short. Diy lean to shed: page 1 sample plans. diy lean to shed guide. simple to follow building plans. great storage solution if you have limited space. this shed can go against the fence or a wall. if you need a place to store your lawnmower and garden tools this shed will work great.. Lean to shed plans the lean to shed style is one of our most popular designs. our plans are designed to aid both the beginning builder and the seasoned professional to successfully build a lean to shed. our plans show detailed information like the location of every board in all the shed walls and shed floor..