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// CODE SNIPPET

A406.3.1 Horizontal Wood Diaphragms

Existing Building Code 2009 > A4 Earthquake Hazard Reduction in Existing Woodframe Residential Buildings With Soft, Weak or Openfront Walls > A406 Materials of Construction > A406.3 Existing Materials > A406.3.1 Horizontal Wood Diaphragms

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Allowable shear values for existing horizontal wood diaphragms that require analysis under Section A403.10 are permitted to be taken from TableA4-A. The values in Table A4-A shall be used for allowable stress design. Design forces based on strength design shall be reduced to allowable stress levels before comparison with the limiting values in the table.

Related Code Sections

A406.3.1 Earthquake Hazard Reduction in Existing Woodframe Residential Buildings With Soft, Weak or Openfront Walls, Horizontal Wood Diaphragms

Allowable shear values for existing horizontal wood diaphragms that require analysis under Section A403.10 are permitted to be taken from TableA4-A ...

A403.8 Earthquake Risk Reduction in Wood-Frame Residential Buildings With Soft, Weak or Open Front Walls, Horizontal Diaphragms

The strength of an existing horizontal diaphragm sheathed with wood structural panels or diagonal sheathing need not be investigated unless ...

Existing Building Code 2015 > A4 Earthquake Risk Reduction in Wood-Frame Residential Buildings With Soft, Weak or Open Front Walls > A403 Analysis and Design > A403.8 Horizontal Diaphragms

A403.10 Earthquake Hazard Reduction in Existing Woodframe Residential Buildings With Soft, Weak or Openfront Walls, Horizontal Diaphragms

The strength of an existing horizontal diaphragm sheathed with wood structural panels or diagonal sheathing need not be investigated unless ...

Existing Building Code 2009 > A4 Earthquake Hazard Reduction in Existing Woodframe Residential Buildings With Soft, Weak or Openfront Walls > A403 Analysis and Design > A403.10 Horizontal Diaphragms

2508.5 Gypsum Board and Plaster, Horizontal Gypsum Board Diaphragm Ceilings

Gypsum board shall be permitted to be used on wood joists to create a horizontal diaphragm ceiling in accordance with Table 2508.5. TABLE 2508.5 ...

International Building Code 2009 > 25 Gypsum Board and Plaster > 2508 Gypsum Construction > 2508.5 Horizontal Gypsum Board Diaphragm Ceilings

2508.5 Gypsum Board and Plaster, Horizontal Gypsum Board Diaphragm Ceilings

Gypsum board shall be permitted to be used on wood joists to create a horizontal diaphragm ceiling in accordance with Table 2508.5. TABLE ...

International Building Code 2012 > 25 Gypsum Board and Plaster > 2508 Gypsum Construction > 2508.5 Horizontal Gypsum Board Diaphragm Ceilings

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