Roof Eave Framing Detail

Mc08 roof layout.

Roof eave framing detail.

Mc10c low slope ventilated eave detail. The rise or height of the roof at its peak is the altitude of the triangle. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle. The design of your eave is dictated by the construction of your roof.

Details for conventional wood frame construction. American forest paper association wood construction data 1. Mc10 raised fascia. The main component of any eaves detail is the rafter tail the part of the rafter that extends beyond the exterior wall.

The first approach to achieving a strong durable struc. And the line length measurement from the roof peak to the building wall is the hypotenuse. Soffits are actually part of the cornice or eave the point where the roof projection and the side walls of the building meet. A gable roof has a cornice along the side walls formed at the rafter ends.

Mc08a roof layout quick reference. Start with roof framing. Mc10a down slope eave details. Mc10b eave flush wall.

Hip roofs have a continuous cornice that extends completely around the building. Trusses streamline construction but it s important when using them to make sure the resulting eave works with the. 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.