Gable Valley Roof Framing

In this article builder larry haun explains how the framing is laid out cut and installed.

Gable valley roof framing.

Whether you re tying in new gable dormers or adding a chimney cricket during roof framing giving the valley jacks a place to land is an easy task with these step by step instructions. It is the form most commonly used by the navy. In a standard gable roof the ridge. A roof for insulation solar panels and bedrooms intersecting roofs and gable ends form an interesting roofline and allow for usable space on the second level.

Sheathing blocking is added along the valley and the sheathing pieced in for both roof planes. On the common rafters the plumb cut is marked with a framing square for a 12 in 12 pitch 45 and cut square i e no bevel. An example of each is shown in figure 2 1. Therefore the pitch of the valley rafter is 12 in 17.

After they re up you can snap a line to mark and trim the tails in a nice straight line to make up for any ridge warp or marking cutting and fixing errors. Sep 17 2014 a dutch roof has elements of both a gable roof and a hip roof. Roof framing is one of those carpenter skills that appears quite complicated and indeed some roof designs are difficult. Common types of roofs and basic framing terms.

Gable a gable roof has a ridge at the center and slopes in two directions. Types of roofs the most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to. The first cut that i make on both the common rafters and the valley rafter is the plumb cut where the rafter will meet the ridge board. Like the hip rafter it extends diago nally from the top plate to the ridge.

To transition the eaves the horizontal fascia extends to the last rafter tail and a vertical return finishes the transition. Another common design in the northeast is the saltbox which is a gable roof with one longer side. At the low end of the valley the subfascias of the two roofs are mitered with a block filling in the roof framing. For a good straight fascia add an extra inch or 2 to the tails of all your rafters total length.

Roofs are basically five types. 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. Shed gable hip gambrel and mansard. A hip rafter is called for only when framing a hip roof but a valley rafter is needed on both hip and gable roofs whenever roof planes intersect.

It extends from one gable end to the other at the peak of the roof. A valley rafterforms a depression in the roof instead of a hip. The ridge board is the horizontal framing member that defines the roofline in a gable roof.