BUILDER'S CORNER
Use prescriptive design method. For all buildings located in Exposure C shall be designed
under a professional engineer supervision.
Exposure - B
The building shall not exceed three stories nor a mean roof height of 33 feet, measured from
average grade to average roof elevation.
Building Height
  • Floor framing member spacings shall not exceed 24 inches on center.
  • Floor joist cantilevers supporting load bearing walls or shear walls shall not exceed the
    depth of the joists.
  • Floor joist cantilevers supporting non load bearing walls shall be limited to L/4.
Member Spans, Spacing, Cantilever
  • Load bearing walls shall not exceed 10 feet in height. Non-load bearing walls shall not
    exceed 20 feet in height.
  • Wall stud spacings shall not exceed 24 inches on center.
Wall Heights, Stud Spacing
  • Load bearing walls shall not exceed 10 feet in height.
  • Non-load bearing walls shall not exceed 20 feet in height.
  • Wall stud spacings shall not exceed 24 inches on center.
Wall Heights, Stud Spacing
  • Offsets in a shear wall line within a story shall not exceed 4 feet.
   segments by more than the depth of the floor framing members.
  • Shear wall lines shall be oriented to resist loads in two orthogonal directions.
Shear Wall Line offsets, Story offsets, Orientation
  • Single spans (horizontal projection) of roof framing members shall not exceed 26 feet
    for lumber rafters. The total roof span shall not exceed 36 feet.
  • Rafter overhang lengths shall not exceed on-third of the rafter span or 2 feet,  
   whichever is less.
  • Roof framing member spacings shall not exceed 24 inches.
  • Roof slope shall not exceed 12:12.
Roof Framing spans, Overhang, Spacing, slope
  • Lateral and uplift Connections shall include:
  • Roof framing connections.
  • Roof Assembly to Wall Assembly.
  • Top and bottom plates to wall studs.
  • Wall Assembly to Floor Assembly.
  • Floor assembly to sill, top plate, or girder.
  • Wall Assembly or Sill Plate to Foundation.

  • Hold downs shall be installed in the shear walls to resist Overturning.
Connections