WAC 51-11R-40380:

WACs > Title 51 > Chapter 51-11R > Section 51-11R-40380

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51-11R-40370 << 51-11R-40380 >> 51-11R-40390

PDFWAC 51-11R-40380

Section R403.9—Snow melt system controls.

R403.9 Snow melt system controls. Snow and ice-melting systems, supplied through energy service to the building, shall include automatic controls capable of shutting off the system when the pavement temperature is above 50°F, and no precipitation is falling and an automatic or manual control that will allow shutoff when the outdoor temperature is above 40°F.

[Statutory Authority: RCW 19.27A.020, 19.27A.045, 19.27A.160 and Chapter 19.27 RCW. WSR 20-01-047, § 51-11R-40380, filed 12/9/19, effective 7/1/20. Statutory Authority: RCW 19.27A.020, 19.27A.045, 19.27A.160, and 19.27.074. WSR 16-02-127, § 51-11R-40380, filed 1/6/16, effective 7/1/16. Statutory Authority: RCW 19.27A.020, 19.27A.045 and chapters 19.27 and 34.05 RCW. WSR 13-04-055, § 51-11R-40380, filed 2/1/13, effective 7/1/13.]