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.