A gable style roof is considered to be the easiest type of shed roof framing to work with. essentially you will be building a series of triangular shaped trusses based on the pitch of your roof. you will need to build a number of trusses based on the length of your roof.. After building the base of the shed, you should continue the project and fit the roofing components.as you will see in this article, any person with basic woodworking skills can get the job done in a few days, as this project doesn�t require complex steps.. Build a garden shed roof build a wall frame build a garden shed roof building storage boxes 8x8 shed layout b a q garden sheds second, you will need to take your capability. when you are first setting up in making projects with a common wood (i.e. poplar wood), start to to avoid more complicated plans..