Flat Roof Overhang Framing

Roof framing members can be any number of materials depending on the span.

Flat roof overhang framing. That is their functional purpose. Thick and the overhang from the side wall set between 12 in. A rake on the gable end of the roof can be created with the construction of additional roof framing. Start with roof framing.

The framing system for shed roofs is straightforward and similar to that of flat roofs. Avoid gable ends that are over 8 in. Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. Eaves form the overhang to distribute water clear of the walls.

Before the roof sheathing goes on the open framing provides easy access for attaching the return blocking and the nailers for the rake soffit. However there is also an architectural purpose to them. Due to the steeper angle of gable roof the maximum width of the eaves is narrower than other shed styles. They also help to frame windows on upper stories.

Wide especially when the eave overhang is less than 12 in. Figure 10 40 and reduce that to 1 4. On the other edge a gable ladder is constructed which is formed from two rafters with noggins between that support the end rafter. Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof.

Flat roofs can be used to create box shapes cantilevered into daring overhangs or can be planted to create usable vegetated gardens. This video will. In the direction of the roof span the roof member simply cantilevers past the wall plate. To 18 in depending on the style of the building.

Because the roof slope is steeper than for flat roofs it makes much more sense to slope the roof framing in this case to follow the roof pitch. The last pieces to go in were nailing blocks above the ledger for the back of the return and at the bottom edge of the soffit for attaching the rake 20. Let s have a look at two different popular roof styles. When designing a gable end eave without a return the dimensions to look at are the width of the trim set between 6 in.

That makes the roof s span 40 feet. For slanted roof sheds overhangs add character and facilitate proper drainage. Of course you don t need to live in a modern house to deal with a flat roof. An eave is the edge of the roof that overhangs the face of a wall and normally projects beyond the side of a building.

Say your house is 38 feet wide and the gable roof has a 1 foot overhang on each side. The noggins extend back for a series of three rafters. It has a 1 4 pitch. From the eaves to the peak it s 10 feet high that s the rise.