Gable And Valley Roof Construction

The diagonal rafter that runs from the intersection of the ridges down to the top of the walls at the inside.

Gable and valley roof construction.

Hip and gable roof components. Shed gable hip gambrel and mansard. Where two gable roof lines meet the intersection forms inside corners called valleys. The valley area of a roof the straight lines formed when two different planes of the roof meet is a critical area that handles a tremendous amount of water run off.

Roofs are framed in five basic designs. When designing a gable end eave without a return the dimensions to look at are the width of the trim set between 6 in. Avoid gable ends that are over 8 in. Valleys are typically found where gable dormer roofs meet the main roof or when a house has angled wings or additions where two roof sections in different planes meet.

Put roof sheathing on top of your roof. In order to build any but a shed type roof including trusses you ll need to first determine a few factors. Place a piece of the plywood on the bottom corner of your roof making sure the edges are on a rafter beam. To 18 in depending on the style of the building.

Hip and gable roof components plan view of the hip and gable roof that you are going to build. Again don t be tempted just to look the names put in a bit more effort to try to remember all the names of the individual components. Use 1 2 in 1 3 cm plywood to cover the entire surface of your roof. Wide especially when the eave overhang is less than 12 in.

Use construction nails 6 in 15 cm apart to secure the plywood around the outer perimeter and along each support.