Regulatory Traffic Signs
This section includes the signs that show a road regulation is in place. These must be obeyed.
Regulatory signs show the course a driver must follow and an action they are required to take or forbidden to take.
They are generally circular and have a red border and black symbols or letters on a white background. Mandatory regulatory
signs that indicate the direction traffic must take at junctions are blue and white.
Advance direction signs

Stop

Yield

Yield

School Wardens Stop Sign

No Left Turn

No Entry

No Right Turn

Parking Prohibited

Clearway

Max Speed Limit 30km/h

Max Speed Limit 50km/h

Max Speed Limit 60km/h

Max Speed Limit 80km/h

Max Speed Limit 100km/h

Max Speed Limit 120km/h

Taxi Rank

No entry for large vehicles(by reference to weight)

No U-Turn

No Overtaking

Height Restriction

Zonal restriction – no parking of large vehicles
Mandatory signs at junctions (white and blue)

Turn Left Ahead

Turn Right Ahead

Turn Left

Turn Right

Pass either side

Straight Ahead

Keep Left

Keep Right
Manual traffic control sign at roadworks

No entry for pedestrians to tramway

Stop

Either form of Go

or Téigh can be used

No entry to goods vehicles (by reference to number of axles)

With flow bus lane on left

With flow bus lane on right

Contra flow bus lane

Tram lane on left

Tram lane on right

Start of cycle track

End of cycle track

Electronic variable speed limit sign (tunnel only)

In a tunnel goods vehicles cannot use right-hand lane (by reference to number of axles)

Electronic periodic speed limit sign

Electronic periodic speed limit sign at school

Tram only street

Tram and access only street

Bus only street
Traffic lane control signs in a tunnel

Go (Lane open)

Stop (Lane closed)

Move into the left-hand lane
