HTML has links - PDF has Authentication
51-52-1000  <<  51-52-1105 >>   51-52-1106

PDFWAC 51-52-1105

Section 1105Machinery room, general requirements.

1105.6.3 Ventilation rate. For other than ammonia systems, the mechanical ventilation systems shall be capable of exhausting the minimum quantity of air both at normal operating and emergency conditions, as required by Sections 1105.6.3.1 and 1105.6.3.2. The minimum required emergency ventilation rate for ammonia shall be 30 air changes per hour and the room conditions shall be in accordance with IIAR2. Multiple fans or multispeed fans shall be allowed to produce the emergency ventilation rate and to obtain a reduced airflow for normal ventilation.
[Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 20-03-041, § 51-52-1105, filed 1/8/20, effective 7/1/20.]
Site Contents
Selected content listed in alphabetical order under each group