Road construction signs are normally orange in color with black print. They warn drivers of road closings, upcoming stops, and detours.
Green.
Normally green and white
Signs that alert you to service areas such as rest stops are normally blue or green.
One can find general construction signs for sale through several sites such as: pro shield safety signs, my safety sign, leo signage, construction site safety signs, and hi-lite signs.
Orange is the sign color reserved for construction signs, like "Work Ahead", "Slow", and "Bump". among many others.
Common signs alerting drivers of construction zones include "Road Work Ahead," "Construction Zone Ahead," "Detour Ahead," "Men at Work," and "Reduce Speed." These signs are often accompanied by orange cones, barriers, and flashing lights to indicate construction activity. It is important for drivers to follow posted signs and be cautious when approaching these areas.
Signs intended to warn you of a hazard may be called "safety signs" by some, and they are red and yellow in color. Safety signs that are intended to tell you that something is "safe" are green in color.
There are signs required by OSHA for construction sites. The sigs you will need depends on the type of construction and the location. The best place to find out what is required for your current need would be to go to osha.gov.
Fines are normally Double for violating the speed limit in a construction zone.
Important construction signs include warning signs with regard to electrical danger. There are signs that would indicate that the worker should wear some safety equipment such as googles or a helmet. A final type of sign is the type that indicates an exit or emergency exit.
yellow