Usual Colour Coding
Main and auxiliary routes in yellow
Width 75–100 mm
Finished material in green
Width 50–75 mm
Raw material/delivery/WIP in blue
Width 50–75 mm
Reject/missing parts in red
Width 50–75 mm
Hazard areas in black and yellow
Width 50–75 mm
Empty containers in blue and white
Width 50–75 mm
Other areas in white
Width 50–75 mm