WD-170B
This is a warning sign for “Bridge Construction 3 Km.” Warning signs give you advance notice of a hazard or change in conditions ahead, so slow down and be ready to respond.
Warning signs alert you to hazards or changing conditions ahead.
Slow down and stay alert. A warning sign tells you a hazard or change in the road is coming, so be ready to brake, change position, or yield as needed.
Warning signs are usually yellow diamonds with black symbols. In construction or maintenance zones they are orange instead of yellow.
Road signs are one of the five areas the 30-question Alberta Class 7 knowledge test covers, and the largest block in our mock exam at 8 questions. The quickest way to find out whether you'd pass today is to take a free Alberta Class 7 practice test — same five topics as the real exam, with the explanation shown the moment you answer.
Also useful: full-length mock exam · 7-day study plan
Sign image courtesy of the Government of Alberta, used under the Open Government Licence – Alberta. Pass Your Learner's is not affiliated with the Government of Alberta.
