Garage Door Header On Gable End

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Garage door header on gable end.

16 garage door headers the garage and other window and door openings are prescriptive see figure r602 10 6 2 alternate braced wall panel adjacent to a door or window opening a minimum 3 x 11 25 net header size is required for opening from 6ft to a maximum 18 ft. A single flat 2 inch by 4 inch 51 mm by 102 mm member may be used as a header in interior or exterior nonbearing walls for openings up to 8 feet 2438 mm in width if the vertical distance to the parallel nailing surface above is not more than 24 inches 610 mm. That would take care of the wind and seismic shear loads. Window door garage door headers supporting roof loads only.

Also see assumptions for table development. Window door garage door headers supporting roof wall floor loads. As such the wind loads c c on the gable end will be felt by the garage door header and sizing of the header may be affected by this increased biaxial loading situation d 6w or d 0 75 0 6w 0 75 s. However it seems like picture one uses the most floor space.

Loading conditions are detailed below. Very hard to figure as the fly rafter load would counter weight the second rafter in s up lift pivoting on the gable rafter. Really kind seems to me like i ll save floor space by putting the doors on the gable end. With notches the gable roof overhang loads and the gable rafter partial load.

Two overhead doors ten foot wide plus a 3 foot man door need between 26 and 30 foot of linear space depending on how tight i want to go to the walls and between garage door bays.