Shear Wall On Rake Roof

The rake is not exactly on the roof.

Shear wall on rake roof.

Longer shear segments are more effective and are recommended where possible or required by design. Each of the exterior walls on all four sides of the building and all interior walls designed as shear walls must have at least one 2 ft 610 mm minimum section of wall identified as a shear segment to resist the high lateral loads. Specifically the ibc irc wfcm and icc 600 provide prescriptive shear wall details and designs that may be applied when certain basic conditions are met. 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.

5 12 roof pitch top plate to ridge 6 25 2 story 8 wall height 6 8 door height 25 4 window height wood structural panel exterior sheathing vary interior walls with and without gypsum don t check deflection design example 26 design first floor shear wall. Of top of wall structurally connected floor and roof levels reinforcement of at least 0 2 in2 shear walls. Table 2304 6 of the 2006 ibc lists the minimum thickness of wall sheathing and. The overhanging rake then is closed in with soffit and fascia or left open.

Reinforced wall with prescriptive reinforcement. Must be adjusted by a reduction or resistance factor. A shear wall called a braced wall in the prescriptive world of the international codes is a building element that will resist the racking forces caused by high winds or earthquakes. Before the roof sheathing goes on the open framing provides easy access for attaching the return blocking and the nailers for the rake soffit.

Sdpws has reduction factors for unblocked shear walls note that capacities are given as nominal. Terms are used to break down the various areas of a roof and a rake is one of many roof sections. The rake can be flat with no overhang or it can overhang the gable end like an eave. Reinforced wall with prescriptive reinforcement of detailed plain shear wall.

When we stand an unbraced wall it is easy to push it parallel to the top and bottom plates and cause the wall to collapse. Constructed with adequate floor and roof diaphragms and shear walls. Reinforced shear wall 7 3 2 5. A flashing located at the juncture of the top of the sloped roof and a vertical wall or steeper sloped roof.

Can also use horizontal and diagonal board sheathing gypsum panels fiberboard lath and plaster and others blocked shear walls most common. It is a term that describes the sloped sides of a gable end.