Barn sheds this is usually the largest. Many barn sheds utilize packed dirt flooring which can accommodate small heavy machineries. They also would require storage areas for animal feeds. Barn sheds are usually where expensive farming equipments are stored. So it is necessary that it is well secured and can be locked well. Many of them may even be still standing today, but if you look at the roof closely, you may notice that the roof already has leaks defeating the point of having a shed. A storage shed is a practical solution in protecting your belongings, if its roof is leaking water may leak in and cause water damage. Also, before you even actually start to build your shed you will be able to prepare all the materials you need making it easy for you to just put them all together. Plus you can develop a good timeframe and know exactly what you have to do one after the other. There are two things that you have to do first, after you have made your plans, before you actually start building your wooden storage shed. After screwing or nailing the plywood and the trusses, you can then cover it with either tar paper or asphalt shingles. Like in any other roof, any destruction like a strong gust of wind or accidentally dropping a shingle can lead to an accident. Make yourself stable or get some help. If you live in an area where there is heavy snowfall and frequent snow storms, building a steep pitch will help remove excess snow as it can slide off easily. If you need a permit, make sure that you will be able to comply with all the requirements so that you won t have any problems right at the middle of building your project. Fourth step: Choose the location where you plan to build your shed. It should flow nicely with the other structures in your property and should be easily accessible More importantly it should be on a flat surface. Without a complete detailed list of the materials needed, you may end up buying, more than what s needed. A plan with a step by step guideline is what we all need, this way, we save time on our work. A good set of plans, whether you downloaded it for free, bought it, or created it yourself should have a complete and detailed list of all the materials you will need, including their exact measurements.