// CODE SNIPPET

2308.11.3.3 Openings in Horizontal Diaphragms

Building Code 2012 of South Holland > 23 Wood > 2308 Conventional Light-Frame Construction > 2308.11 Additional Requirements for Conventional Construction in Seismic Design Category B or C > 2308.11.3 Framing and Connection Details > 2308.11.3.3 Openings in Horizontal Diaphragms

JUMP TO FULL CODE CHAPTER

Openings in horizontal diaphragms with a dimension perpendicular to the joist that is greater than 4 feet (1219 mm) shall be constructed in accordance with the following:

Blocking shall be provided beyond headers.
Metal ties not less than 0.058 inch [1.47 mm (16 galvanized gage)] by 1¹/₂ inches (38 mm) wide with eight 16d common nails on each side of the header-joist intersection shall be provided (see Figure 2308.11.3.3). The metal ties shall have a minimum yield of 33,000 psi (227 MPa).

FIGURE 2308.11.3.3
OPENINGS IN HORIZONTAL DIAPHRAGMS

Related Code Sections

2308.11.3.3 Wood, Openings in Horizontal Diaphragms

Openings in horizontal diaphragms with a dimension perpendicular to the joist that is greater than 4 feet (1219 mm) shall be constructed ...

2308.7.6.1 Wood, Openings in Roof Diaphragms in Seismic Design Categories B, C, D and E

In buildings classified as Seismic Design Category B, C, D or E, openings in horizontal diaphragms with a dimension that is greater than 4 feet ...

Building Code 2018 of South Holland > 23 Wood > 2308 Conventional Light-Frame Construction > 2308.7 Roof and Ceiling Framing > 2308.7.6 Framing Around Openings > 2308.7.6.1 Openings in Roof Diaphragms in Seismic Design Categories B, C, D and E

2508.5.1 Gypsum Board and Plaster, Diaphragm Proportions

The maximum allowable diaphragm proportions shall be 1 1 / 2 :1 between shear resisting elements. Rotation or cantilever conditions shall ...

Building Code 2012 of South Holland > 25 Gypsum Board and Plaster > 2508 Gypsum Construction > 2508.5 Horizontal Gypsum Board Diaphragm Ceilings > 2508.5.1 Diaphragm Proportions