51-54A-3103  <<  51-54A-3308 >>   51-54A-3601

WAC 51-54A-3308

Owner's responsibility for fire protection.

3308.8 Fire safety requirements for buildings of Types IV-A, IV-B, and IV-C construction. Buildings of Types IV-A, IV-B, and IV-C construction designed to be greater than six stories above grade plane shall meet the following requirements during construction unless otherwise approved by the fire code official.
1. Standpipes shall be provided in accordance with Section 3313.
2. A water supply for fire department operations, as approved by the fire code official and the fire chief.
3. Where building construction exceeds six stories above grade plane, at least one layer of noncombustible protection where required by Section 602.4 of the International Building Code shall be installed on all building elements more than four floor levels, including mezzanines, below active mass timber construction before erecting additional floor levels.
EXCEPTION:
Shafts and vertical exit enclosures shall not be considered a part of the active mass timber construction.
4. Where building construction exceeds six stories above grade plane required exterior wall coverings shall be installed on all floor levels more than four floor levels, including mezzanines, below active mass timber construction before erecting additional floor level.
EXCEPTION:
Shafts and vertical exit enclosures shall not be considered a part of the active mass timber construction.
[Statutory Authority: RCW 19.27.031, 19.27.074 and chapter 19.27 RCW. WSR 19-02-086, ยง 51-54A-3308, filed 1/2/19, effective 7/1/19.]
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