Road signs / warning
Hidden road on the left sign: meaning and response
What it means
A side road you may not see easily joins from the left ahead.
On the road
Scan for entering traffic before reaching the junction.
Alberta Driver’s Guide: Cars and light trucks, Spring 2026, p. 34 · Chapter 2: Traffic control
Original, simplified study illustration. Local signs and provincial rules govern its use. Source checked October 29, 2026.