Wood Roof Overhang Detail

B and the stiffness or modulus of elasticity e may be determined from the grade mark for lumber used as joists rafters and decking.

Wood roof overhang detail.

Time of manufacture producing mill number and the grad ing rules writing agency. Detailing for performance roof detail clipped eave figure 9 2. Eaves form the overhang to distribute water clear of the walls. An overhang protects the upper portion of the wall that it is attached to from rainfall and it also shades the windows under it from the sun.

At the rakes however with a nod to yankee frugality and clean modern lines we kept the roof trim as close to flush as practical while still allowing for a rain screen channel ventilated at the top as well as the bottom. To determine exactly what the rafter tail will look like i always make a full size drawing on a scrap of plywood of all the eaves elements including framing and finish materials see illustration above. Figure 9 1 felt roof sheathing felt split sheet note. If you have any questions about a product please don t hesitate to call us we will help you get your roofing job done right the first time.

Detailing for performance chapter 9 5 rake at wall exterior figure 9 3 roof. They also help to frame windows on upper stories. 4 details for conventional wood frame construction. An eave is the edge of the roof that overhangs the face of a wall and normally projects beyond the side of a building.

Thick and the overhang from the side wall set between 12 in. Overhang the extension of the top chord of a truss beyond the heel measured horizontally. The bending strength f. The details on this site are recommended for all i joists.

That is their functional purpose. Below are links to all our products downloadable roof details and drawings. Here you can view and download individual floor and roof details for your use. When designing a gable end eave without a return the dimensions to look at are the width of the trim set between 6 in.

For a dimension see table 3 1. Avoid gable ends that are over 8 in. We try to help our clients in anyway possible. To 18 in depending on the style of the building.

The main component of any eaves detail is the rafter tail the part of the rafter that extends beyond the exterior wall. Alternatively you can download a free viewer by visiting this link and downloading the dwg trueview application. Pct abbreviation for parallel chord truss the truss plate institute tpi specification designation for trusses with parallel chords and 4x2 chord orientation titled design specification for metal plate connected parallel chord 4x2 wood trusses. Wide especially when the eave overhang is less than 12 in.

Chapter 9 4 wood. Start with roof framing.