General objective of this article is to analysis and discuss on Portable Shelters Used as Hay Barns. Many of you might have seen or heard about temporary structures. They more or less are a glorified tent, which comes in various shapes and sizes. I will always be hesitant about these structures as a result of area I live in structures face heavy winds, snow, along with high UV light. Portable structures have grown to be a very competitive market place, which has since driven the expense of these items down.