10x12 shed plans, gambrel shed. plans include a free pdf download, illustrated instructions, material list with shopping list and cutting list.. 10x12 gambrel roof shed plans. the barn shed plans have the look of a real barn, only smaller. this is one of our most popular shed 10x12 shed designs. the larger roof of the gambrel roof shed allows for a 80 sq. ft. loft above the main floor of the shed. the loft area has about 4'-8" of height at the peak.. Building process using these 10x12 barn shed plans: the building steps of this shed are easy to follow as you will see from the building guide and the plans that each phase of your building project is laid out in easy to follow instructions and guide lines that cover all the following: building and anchoring your wooden shed floor..
