Route markers
Stack-type Direction (IS3)

Where
On the far left-hand corner of an intersection.
Purpose
To indicate the: Numbers of the routes leading from this intersection. destinations that can be reached from this intersection.
Action
Slow down and make sure you take the correct route. Also look out for other traffic at the intersection that might not yield.
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Other route markers
- Map-type Advance Direction (IS6)
- Information signs (IS1)
- Alternative Route Marker (IS2)
- Confirmation (IS4)
- Fingerboard (IS5)
- Overhead route marker (GE12.6)
- Advance direction route marker (GE12.3)
- Bicycle route marker (GE17)