We provide shed plans for three types of roof: gable, lean-to and hip. gable, lean-to and hip roofs each have their pros and cons. gable roofs are the most common since they are simple to build and offer plenty of space. lean-to sheds are popular too for confined spaces.. This step by step woodworking project is about gable roof plans.in this article we show you all you have to know before building the roof of a gable roof, in order to get the job done by yourself in just an weekend.. This step by step diy project is about 12