915.3 Installation of emergency and legally required power systems. Emergency power systems and legally required standby power systems required by the International Building Code or International Fire Code shall be installed in accordance with the International Fire Code, NFPA 70, NFPA 110, and NFPA 111.
915.3.1 Air intakes. Air intake opening locations for combustion and radiator cooling intake air shall be located on the exterior of the building in accordance with NFPA 110 and a minimum of 5 feet from the property line.
915.3.2 Air outlets. Air outlet opening locations shall comply with the following:
1. Combustion exhaust shall be located on the exterior of the building in accordance with Section 501.3.1 Item 2 for product conveying exhaust.
2. Radiator cooling outlet air shall be located on the exterior of the building in accordance with NFPA 110, a minimum of 5 feet from the property line and a minimum of 2 feet above grade.
915.4 Installation of optional standby power systems. Optional standby power systems shall be installed in accordance with the International Fire Code, NFPA 37, NFPA 70, and NFPA 111 as applicable.
915.4.1 Air intakes. Air intake opening locations for combustion and radiator cooling intake air shall be located on the exterior of the building in accordance with NFPA 110 and a minimum of 5 feet from the property line and may be located within an open or enclosed parking garage with sufficient exterior permanent opening area to provide the intake air.
915.4.2 Air outlets. Air outlet opening locations shall comply with the following:
1. Combustion exhaust shall be located on the exterior of the building in accordance with Section 501.3.1 Item 2 for product conveying exhaust.
2. Radiator cooling outlet air shall be located a minimum of 5 feet from the property line and may be discharged into an open or enclosed parking garage with sufficient exterior permanent opening area to relieve heat from the generator.
[Statutory Authority: RCW
19.27.031 and
19.27.074. WSR 23-02-055, 23-12-106, and 23-20-025, § 51-52-0915, filed 1/3/23, 6/7/23, and 9/25/23, effective 3/15/24.]