Roof Ridge Board Joint

The ridge board and rafters are the strength of the roof.

Roof ridge board joint.

This video shows how to make roof rafters with a rafter square and or a speed squ. Because the ridge board is a smaller member typically only an inch thick sometimes even less it is not a structural member and doesn t carry the gravity load. A ridge board or beam runs through the tops of rafters or trusses from end to end along a gable roof tying those framing members together. To begin the cuts overlap the ridge material with the crowns pointing in the same direction.

Ridge board the engineering principles of the ridge board are a bit more complicated. For pricing and availability. My crew and i call this technique penciling the ridges after the big pencil shaped piece of wood that results when the cuts are made. The ridge board must be set as perfectly as possible so take your time and use careful measurements.

Its only job is to provide a connection point for the roof joists on each side of the roof. To extend the material to the correct length i splice ridge boards with a v shaped joint as shown in the drawing. Ondura 5259 4 in x 39 5 in cellulose fiber asphalt roof panel ridge caps. The ridge board holds them in place.