The Signs - Handbook
- These signs warn of dangerous or unusual conditions ahead such as a curve, turn, dip or sideroad. They are usually diamond-shaped and have a yellow background with black letters or symbols.
- Here are some common warning signs:
Maximum vertical clearance of 3.9 metres
- Indicates that an upcoming structure might not allow room for a tall vehicle; therefore, drivers of such vehicles should choose an alternate route.
- Trucks are advised to slow down around this curve due to its smaller radius.
- Trucks over 10 tonnes are advised not to use this roadway.
- Truck entrance on the right side of the road ahead. If the sign shows the truck on the left, the entrance is on the left side of the road.
- Indicates an upcoming bus entrance on the right and vehicles should be aware of buses entering the roadway.
- Indicates an upcoming fire truck entrance on the right and vehicles should be aware of fire trucks entering the roadway.
- Narrow bridge ahead.
- Road branching off ahead.
- Intersection ahead. The arrow shows which direction of traffic has the right-of-way.
- Roundabout ahead. Reduce speed. The counter-clockwise arrows show the direction of vehicle traffic within the roundabout.
- Drivers on the side road at the intersection ahead don't have a clear view of traffic.
- Pavement narrows ahead.
- Slight bend or curve in the road ahead.
- Posted under a curve warning, this sign shows the maximum safe speed for the curve.
- Sharp bend or turn in the road ahead.
- Chevron (arrowhead) signs are posted in groups to guide drivers around sharp curves in the road.
- Winding road ahead.
- The bridge ahead lifts or swings to let boats pass.
- Paved surface ends ahead.
- Bicycle crossing ahead.
- Stop sign ahead. Slow down.
- Share the road with oncoming traffic.
- The share the road sign is used to warn motorists that they are to provide safe space on the road for cyclists and other vehicles.
- Pavement is slippery when wet. Slow down and drive with caution.
- Hazard close to the edge of the road. The downward lines show the side on which you may safely pass.
- Divided highway begins: traffic travels in both directions on separated roads ahead. Keep to the right-hand road. Each road carries one way traffic.
- Right lane ends ahead. If you are in the right-hand lane you must merge safely with traffic in the lane to the left.
- Traffic lights ahead. Slow down.
- Steep hill ahead. You may need to use a lower gear.
- Two roads going in the same direction are about to join into one. Drivers on both roads are equally responsible for seeing that traffic merges smoothly and safely.
- Snowmobiles cross this road.
- Divided highway ends: traffic travels in both directions on the same road ahead. Keep to the right-hand road.
- Bump or uneven pavement on the road ahead. Slow down and keep control of your vehicle.
- Railway crossing ahead. Be alert for trains. This sign also shows the angle at which the railway tracks cross the road.
- Sharp turn or bend in the road in the direction of the arrow. The checkerboard border warns of danger. Slow down; be careful.
- Deer regularly cross this road; be alert for animals.
- Shows maximum safe speed on ramp.
- Watch for pedestrians and be prepared to share the road with them.
- Watch for fallen rock and be prepared to avoid a collision.
- There may be water flowing over the road.
- This sign warns you that you are coming to a hidden school bus stop. Slow down, drive with extra caution, watch for children and for a school bus with flashing red lights.
- These signs warn of a school crossing. Watch for children and follow the directions of the crossing guard or school safety patroller.