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i <br /> • A work regimen that will provide adequate rest periods for cooling down will be <br /> established, as required <br /> ' Cooling devices such as vortex tubes or cooling vests should be used when <br /> personnel must wear impermeable clothing in conditions of extreme heat <br /> ' <br /> Employees should <br /> be instructed to monitor themselves and coworkers for signs <br /> of heat stress and to take additional breaks as necessary <br /> ' - Ashaded rest area must be provided All breaks should take place in the shaded <br /> rest area <br /> • Employees shall not be assigned to other tasks during breaks <br /> • Employees shall remove impermeable garments during rest <br /> periods This <br /> includes white Tyvek-type garments <br /> The signs of heat stress disorders are given below <br /> Heat Cramps. Heat cramps are caused by heavy sweating and inadequate electrolyte <br /> replacement Signs and symptoms include muscle spasms and pain in the hands, feet and <br /> abdomen <br /> Heat ExhaUSUOM Heat exhaustion occurs from increased stress on various body organs <br /> Signs and symptoms include <br />' Pale, cool , moist skin, <br /> • Heavy sweating, <br /> • Dizziness, nausea, and/or <br /> • Fainting <br /> 1 Heat Stroke. Heat stroke is the most serious form of heat stress and should always be <br /> treated as a medical emergency The body's temperature regulation system fails, and the <br /> body temperature rapidly rises to critical levels Immediate action must be taken to cool the <br /> body before serious injury or death occurs Signs and symptoms of heat stroke include. <br /> • Red, hot unusually dry skin, <br />' M7111-29-94MMMASPN4-0037JAF 4-13 <br />