Portland Oregon Minimum Roof Overhang

Doing so keeps basements and crawlspaces dry and it also helps to.

Portland oregon minimum roof overhang.

A greenhouse roof needs to have enough slope to prevent leaks and dripping condensation. Weather and not properly protected by a roof eave or similar covering table r802 11 required strength of truss or rafter connections to resist wind uplift forcesa b c e f pounds per connection r804 3 2 1 1 eave overhang. The siding underneath the overhang is known as the soffit. Roof overhangs are the amount that the roof hangs over the top of the siding in residential home construction.

They are essential for framing and shading windows reducing splashback and getting rain to fall far enough away from the foundation. Figure r804 3 2 1 2 gable endwall overhang. Overhangs are common in most house designs providing protection against both wind and rain. We recommend a 4 12 roof pitch as a minimum.

Some slight overhang is recommended in conjunction with a drip edge flashing to prevent water from getting under the roofing and onto underlying wood. Roof trusses may be submitted as a deferred submittal item for 123. Impervious area structures paving roof overhangs etc location of utilities and connections storm and sanitary sewers water gas etc including size of service and street location location of stormwater facility surface drainage width of adjacent right of way and curb height landscape plans minimum scale is 1 inch 10 feet. Provide roof truss drawings and layout stamped by an engineer licensed in oregon.

Minimum of two joists. A typical metal roof overhang may be 2 to 4 inches or even less. Eave overhangs shall not exceed 24 inches 610 mm measured horizontally. The house has a 1 6 eaves overhang projection and the adu the standard 1 0 overhang meaning the eaves of the adu and existing house are at a minimum 4 2 3 4 apart.

The length of the overhang depends primarily on the climate. Not attached to house overhangs bay windows brick stone or concrete block. Roof overhangs might look relatively routine but there is a lot of design thinking that goes into creating the optimal dimensions for each one. The roof on the house i m building is a dutch gable essentially a hip roof with gables that peek out at each end of the ridge with a 6 12 pitch and 32 overhangs.

Y of portland oregon burea u of devel opment services 1 900 sw 4th av enue po r tland oregon 97201 503 823 7300 www. This separation is more than adequate for the required separation distance per table r302 1. Please advise intake staff if you want to use this option.