When you are searching for plans be aware of the building requirements for your area. most places will allow sheds as big as 12x10 without obtaining a building permit. smaller wood sheds such as 4x4, 4x6, and 4x8, used to store garden tools usually will not require a permit. shed design description. Wood shed plans are invaluable especially for people who are building wood sheds for the first time. these 12,000 plans will help you to save a significant amount of money, time and effort . moreover, with an ideal wood storage shed plan, you will need minimal woodworking experience to build a durable, sustainable and efficient wood shed.. This article is about storage shed plans.building a wood shed is a complex project, but if you manage to get the job done in a professional manner, you will have a large construction ready to store garden tools, firewood or other objects you don’t use on a regular basis..