Traffic Signs
Signs giving orders
Signs with red circles are mostly prohibitive.
Plates below signs qualify their messages

Entry to 20 mph zone

End of 20 mph zone

Maximum speed

National speed limit applies

School crossing patrol

Stop and give way

Give way to traffic on major road

Manually operated temporary

STOP and GO signs

No entry for vehicular traffic

No vehicles except bicycles being pushed

No cycling

No motor vehicles

No buses (over 8 passenger seats)

No overtaking

No towed caravans

No vehicles carrying explosives

No vehicle or combination of vehicles over length shown

No vehicles over height shown

No vehicles over width shown

Give priority to vehicles from opposite direction

No right turn

No left turn

No U-turns

No goods vehicles over maximum gross weight shown (in tonnes) except for loading and unloading

No vehicles over maximum gross weight shown (in tonnes)

Parking restricted to permit holders

No waiting

No stopping during period indicated except for buses

No stopping (Clearway)

No stopping during times shown except for as long as necessary to set down or pick up passengers
Signs with blue circles but no red border mostly give positive instruction.

Ahead only

Turn left ahead (right if symbol reversed)

Turn left (right if symbol reversed)

Keep left (right if symbol reversed)

Vehicles may pass either side to reach same destination

Mini-roundabout (roundabout circulation - give way to vehicles from the immediate right)

Route to be used by pedal cycles only

Segregated pedal cycle and pedestrian route

Minimum speed

End of minimum speed

Buses and cycles only

Trams only

Pedestrian crossing point over tramway

One-way traffic

With-flow bus and cycle lane

Contra-flow bus lane

With-flow pedal cycle lane
Warning Signs
Mostly triangular

Distance to 'STOP' line ahead

Dual carriage-way ends

Road narrows on right (left if symbol reversed)

Road narrows on both sides

Distance to 'Give Way' line ahead

Crossroads

Junction on bend ahead

T-junction with priority over vehicles from the right

Staggered junction
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Traffic merging from left ahead
The priority through route is indicated by the broader line

Double bend first to left (symbol may be reversed)

Bend to right (or left if symbol reversed)

Roundabout

Uneven road

Plate below some signs

Two-way traffic crosses one-way road

Two-way traffic straight ahead

Opening or swing bridge ahead

Low-flying aircraft or sudden aircraft noise

Falling or fallen rocks

Traffic signals not in use
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Traffic signals

Slippery road

Steep hill downwards

Steep hill upwards

Tunnel ahead

Trams crossing ahead

Level crossing with barrier or gate ahead

Level crossing without barrier or gate ahead

Level crossing without barrier

School crossing patrol ahead (some signs have amber lights which flash when children are crossing)

Frail (or blind or disabled if shown) pedestrians likely to cross road ahead

Pedestrians in road ahead

Zebra crossing

Overhead electric cable; plate indicates maximum height of vehicles which can pass safely

Available width of headroom indicated

Sharp deviation of route to left (or right if chevrons reversed)

Light signals ahead at level crossing, airfield or bridge

Miniature warning lights at level crossings

Cattle

Wild animals

Wild horses or ponies

Accompanied horses or ponies

Cycle route ahead

Risk of ice

Traffic queues likely ahead

Distance over which road humps extend

Other danger; plate indicates nature of danger

Soft verges

Side winds

Hump bridge

Worded warning sign

Quayside or river bank

Risk of grounding
Direction signs
Mostly rectangular
Signs on motorways - blue backgrounds

At a junction leading directly into a motorway (junction number may be shown on a black background)

On approaches to junctions (junction number on black background)

Route confirmatory sign after junction

Downward pointing arrows mean 'Get in lane'. The left-hand lane leads to a different destination from the other lanes.

The panel with the inclined arrow indicates the destinations which can be reached by leaving the motorway at the next junction
Signs on primary routes - green backgrounds
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On approaches to junctions
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At the junction
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Route confirmatory sign after junction
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On approaches to junctions
Primary route forming part of a ring road
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On approach to a junction in Wales (bilingual)
Signs on non-primary and local routes - black borders
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On approaches to junctions
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At the junction
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Direction to toilets with access for the disabled
Other direction signs
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Picnic site
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Ancient monument in the care of English Heritage
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Direction to a car park
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Tourist attraction
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Direction to camping and caravan site
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Advisory route for lorries
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Route for pedal cycles forming part of a network
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Recommended route for pedal cycles to place shown
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Route for pedestrians
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Diversion route
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Symbols showing emergency diversion route for motorway and other main road traffic
Information Signs
All rectangular
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Entrance to controlled parking zone
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Entrance to congestion charging zone
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End of controlled parking zone
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Advance warning of restriction or prohibition ahead
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Parking place for solo motorcycles
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With-flow bus lane ahead which pedal cycles and taxis may also use
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Lane designated for use by high occupancy vehicles (HOV) - see rule 142
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Vehicles permitted to use an HOV lane ahead
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End of motorway
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Start of motorway and point from which motorway regulations apply
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Appropriate traffic lanes at junction ahead
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Traffic on the main carriageway coming from right has priority over joining traffic
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Additional traffic joining from left ahead. Traffic on main carriageway has priority over joining traffic from right hand lane of slip road.
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Traffic in right hand lane of slip road joining the main carriageway has priority over left hand lane.
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'Countdown' markers at exit from motorway
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Motorway service area sign showing the operator's name
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Traffic has priority over oncoming vehicles
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Hospital ahead with Accident and Emergency facilities
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Tourist information point
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No through road for vehicles
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Recommended route for pedal cycles
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Home Zone Entry
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Area in which cameras are used to enforce traffic regulations
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Bus lane on road at junction ahead
Road works signs
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Road works
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Loose chippings
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Temporary hazard at road works
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Temporary lane closure (the number and position of arrows and red bars may be varied according to lanes open and closed)
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Slow moving or stationary works vehicle blocking traffic lane. Pass in the direction shown by the arrow
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Mandatory speed limit ahead
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Road works 1 mile ahead
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End of road works and any temporary restrictions
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Signs used on the back of slow-moving or stationary vehicles warning of a lane closed ahead by a works vehicle. There are no cones on the road
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Lane restrictions at road works ahead
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One lane crossover at contraflow road works