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WAC 51-51-1307

Section M1307Appliance installation.

M1307.2 Anchorage of appliances. Appliances designed to be fixed in position shall be fastened or anchored in an approved manner. Thermal storage units shall be anchored or strapped to resist horizontal displacement caused by earthquake motion in accordance with one of the following:
1. Anchorage and strapping shall be designed to resist a horizontal force equal to one-third of the operating weight of the water storage tank, acting in any horizontal direction.
2. The anchorage strapping shall be in accordance with the appliance manufacturer's recommendations.
Seismic anchorage and strapping of water heaters shall be in accordance with Section 507.2 of the state plumbing code.
[Statutory Authority: RCW 19.27.031 and 19.27.074. WSR 16-03-025, § 51-51-1307, filed 1/11/16, effective 7/1/16.]
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