Heat Discomfort Zones
Maximum work load vs. temperature and relative humidity.
Temperature | Maximum Recommended Work Load | ||||
---|---|---|---|---|---|
Relative Humidity (%) | |||||
oF | oC | 30 | 40 | 60 | 80 |
80 | 27 | Very Heavy | Very Heavy | Very Heavy | Heavy |
90 | 32 | Very Heavy | Heavy | Moderate | Light |
100 | 38 | Heavy | Moderate | Light | Not recommended |
110 | 43 | Moderate | Light | Not recommended | Not recommended |
120 | 49 | Light | Not recommended | Not recommended | Not recommended |
Related Topics
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Physiology
Human physiology vs. air quality, comfort temperatures, activity and metabolic rates. Health effects of gases adn polutions like carbon monoxide and more.
Related Documents
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Clo - Clothing and Thermal Insulation
Clo is used as a measure of clothes thermal insulation. -
Discomfort Index
Comfort vs. dry bulb, wet bulb and dew point temperature. -
Heat Index
Equivalent heat index vs. air temperature and relative humidity - in degrees Fahrenheit and Celsius. -
Heat Index vs. Humidity
The influence of humidity on the apparent temperature and the heat index. -
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Human work effort levels vs. energy expenditure and associated heart rates. -
Human Heat Gain
Heat gain from persons in air conditioned spaces - in btu/hr. -
Metabolic Heat Gain from Persons
Human metabolic heat gain in air conditioned rooms.