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�/(�//q��j]J(�{��j/$\�{\J Clayton <br /> GRUUa SENVIGES <br /> consumption of liquids and food are very effective means of controlling and <br /> minimizing the onset of heat stress Heat stress symptoms and control measures <br />' will be reviewed during the Site-specific training <br /> - Work rest cycles will begin with one 15 minute break after every two hours of <br /> continuous work Breaks should be taken in shaded areas Unzip or remove <br /> coveralls dunng breaks Have cool water or electrolyte replenishment solution <br /> available Drink small amounts frequently to avoid dehydration <br /> For heat stress monitoring, count the pulse rate for 30 seconds as early as possible <br /> in the rest period If the pulse rate exceeds 110 beats per minute at the beginning <br /> of the rest period, shorten the work cycle by one third Repeat this process <br /> through several cycles until the pulse rate at the beginning of each rest period <br /> remains at, or below 110 beats per minute <br /> Adjusted Temperature Normal Work Ensemble Impermeable Ensemble <br /> 90°F(32 2°C) After each 45 minutes of work After each 15 minutes of work <br /> or above <br /> 87 50 -90°F After each 60 minutes of work After each 30 minutes of work <br /> (30 0°-32 2°C) <br /> 82 50-87 5°F After each 90 minutes of work After each 60 minutes of work <br /> (28 P-30 8°) <br /> 77 50-82 5°F After each 120 minutes of work After each 90 minutes of work <br /> (25 Y-28 10C) <br /> 72 50-77 5°F After each 150 minutes of work After each 120 minutes of <br /> it (22 6°-25 3°C) work <br /> a Calculate the adjusted air temperature(ta ad})by using this equation to ad1 T+(13 x% <br /> sunshine) Measure air temperature(ta)with a standard mercury-in glass thermometer,with the <br /> bulb shielded from radiant heat Estimate percent sunshine by judging what percent time the sun is <br /> not covered by clouds that are thick enough to produce a shadow(100 percent sunshine=no cloud <br /> cover and a sharp distinct shadow, 0 percent sunshine=no shadows) <br /> b normal work ensemble consists of cotton coveralls or other cotton clothing with long sleeves <br /> and pants <br /> i <br /> • <br /> S\ProjT02263\2263 hsp_Oct 02 doe A—g <br />