Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

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Heat Discomfort Zones

Maximum work load vs. temperature and relative humidity.

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Maximum recommended work load
TemperatureRelative Humidity (%)
oFoC30406080
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
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SketchUp Extension - Online 3D modeling!

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro . Add the Engineering ToolBox extension to your SketchUp from the Sketchup Extension Warehouse!

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Topics

Unit Converters

Temperature

oC
oF


Load Calculator!

Length

m
km
in
ft
yards
miles
naut miles


Load Calculator!

Area

m2
km2
in2
ft2
miles2
acres


Load Calculator!

Volume

m3
liters
in3
ft3
us gal


Load Calculator!

Weight

kgf
N
lbf


Load Calculator!

Velocity

m/s
km/h
ft/min
ft/s
mph
knots


Load Calculator!

Pressure

Pa (N/m2)
bar
mm H2O
kg/cm2
psi
inches H2O


Load Calculator!

Flow

m3/s
m3/h
US gpm
cfm


Load Calculator!

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