Washington state outdoor heat exposure rules apply to University units and departments with personnel performing work outdoors for more than 15 minutes in any 60-minute period when personnel are exposed to outdoor heat at or above the temperature and conditions listed in Table 1 below.
Table 1: Outdoor temperature action levels
|TYPE OF CLOTHING WORN
|ACTION REQUIRED AT OR ABOVE THIS TEMPERATURE
|Non-breathable clothes, including vapor barrier clothing or PPE such as chemical resistant suits
|52 degrees F
|All other clothing
|80 degrees F
The action temperatures apply only if personnel are required to perform a work activity outdoors for more than 15 minutes in any 60-minute period. The rules apply to every hour during the work shift.