Section 5150. Single shaft intakes and returns

Latest version.

When single shafts are used for intake and return, the curtain wall or partition shall be constructed of reinforced concrete or equivalent and provided with pressure relief devices.

Historical Notes

Derived from VR480-05-1.2 § 15.239, eff. July 19, 1989.

Statutory Authority

§§ 45.1-161.3 and 45.1-161.294 of the Code of Virginia.

                    
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