Roof With Overhang Detail

But are they really necessary.

Roof with overhang detail.

I have battled with the same overhang no overhang design. Thick and the overhang from the side wall set between 12 in. Look no further than the roof for an answer. Detailing for performance chapter 9 5 rake at wall exterior figure 9 3 roof.

8 23b allows any water which may have penetrated through the tile to run down the roof slope into the gutter in the normal manner. Figure 4 shown above was originally published in a simpson strong tie technical bulletin the high wind framing connection guide. No only does a roof overhang protect a facade from the ravages of weather it also can act like an awning to shade a patio or deck. Wide especially when the eave overhang is less than 12 in.

Roof detail roofing eave overhang. For a dimension see table 3 1. But this guide is no longer published. When designing a gable end eave without a return the dimensions to look at are the width of the trim set between 6 in.

Figure 9 1 felt roof sheathing felt split sheet note. The next important aspect is to detail the eaves allowing adequate ventilation and simple methods to achieve this are indicated in figs. With the west east overhangs the main use is siding window protection and keeping rain snow from foundation. Avoid gable ends that are over 8 in.

If the gable overhang is to resist wind loads properly it must either be designed or constructed in accordance with some pre engineered prescriptive detail. Chapter 9 4 wood. The typical roof overhang serves six basic purposes. The original rafters are extended but original roof deck sheathing cut back to be flush with the original wall sheathing.

We love the look of the no overhang scottish style roof line as well. Detailing for performance roof detail clipped eave figure 9 2. If the wind is blowing overhangs only protect the top few feet of the wall anyway. Roof overhangs at the eaves and rakes protect the walls below from rain and sun.

On the front of the roof edges of the roofs the overhangs were extended to hide the thickness of the roof insulation photograph 10. With our house we are planning minimal east and west overhangs and ample south and north. To 18 in depending on the style of the building.