Construction signs have black letters or symbols on an orange background.
The presence of one of the above three signs designates the start of the work zone. The Highway workers sign may or may not have a WORKERS PRESENT tab as illustrated. In the work zone drivers must slow to the posted speed through the entire zone and 60 km/h or less when passing a worker, flag person or equipment occupied by a worker.
Some cities have bylaws requiring drivers to obey work zone speed limits through the entire construction area. Please be familiar with the bylaws in your area.
Survey crew ahead
This sign indicates you are entering a construction zone. Drive with extra caution and be prepared for changes in the speed limit
Truck entrance left/right
The location at which trucks are entering,leaving or crossing
Be prepared to stop
Some cities have bylaws requiring drivers to obey work zone speed signs through the entire construction area, whether or not workers are present. Please be familiar with the bylaws in your area.