An additional sign is a traffic sign placed directly below another sign to provide extra information or clarify how the main sign should be understood. It can specify conditions such as distance, time periods, road users affected, directions, or special circumstances. Additional signs do not create new rules by themselves but modify, limit, or explain the meaning of the sign above them so drivers can apply the rule correctly in that specific situation.
For disabled people.
For blind people.
For disabled children.
For deaf people.
For tractors.
Buses allowed.
Buses and cyclists allowed.
Local buses allowed.
Delivery vehicles allowed.
Local traffic allowed.
Vehicles prohibited.
No explosives.
No inflammables or explosives.
No loading.
... yard to the left.
... yard ahead.
... mile ahead.
Stop ... yard ahead.
Give way ahead.
For ... miles.
Height.
No loading during time shown.
Vehicles prohibited during time shown.
Play street during time shown.
Speed limit.
Reduce speed now.
Slow trucks for ... miles.
Low gear now.
Keep in low gear.
Low gear for ... miles.
Hidden dip.
Hump in ... yards.
Humps for ... yards.
Humped crossing.
Children crossing.
Cyclists crossing.
No sidewalk/footway for ... yards.
Arch bridge, high vehicles use middle of the road.
Give way to oncoming vehicles.
Priority over oncoming vehicles.
Oncoming vehicles in the middle of road.
Single file traffic.
Single track road.
One way.
Dual carriageway.
Part time signals.
When lights show ahead.
When lights show.
Queues.
Accident.
Soft verge.
Adverse camber.
Line painting.
End.
Frost damage.
Ice.
Smoke.
Snowdrifts.
High tide / flooding.
Blind summit.
Kindergarten.
School.
Fallen tree.
Overhanging building.
Blasting work.
The supplementary sign for disabled people is a panel placed below a main traffic sign to indicate that the sign's regulation applies specifically to persons with disabilities. It clarifies that the main sign is intended only for disabled people, often those with an official disability permit.
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The supplementary sign for blind people is a traffic sign panel placed under a main sign to indicate that the sign's warning or regulation specifically concerns blind or visually impaired pedestrians. It alerts road users that the situation or rule affects blind people, prompting extra caution or compliance with special accessibility measures.
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The supplementary sign for disabled children is a traffic panel placed below a main sign to indicate that the sign's meaning specifically concerns children with disabilities. It warns or informs drivers that disabled children may be present in the area and that extra caution is required.
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The supplementary sign for deaf people is a traffic panel placed below a main sign to indicate that the warning or regulation specifically concerns deaf or hearing-impaired individuals. It alerts drivers that deaf people may be present in the area — for example, living nearby or frequently crossing the road — and encourages extra attention, since they may not respond to auditory cues like horns or sirens.
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The supplementary sign for tractors is a traffic panel placed below a main sign to indicate that the regulation, restriction, or instruction applies specifically to tractors.
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The supplementary sign buses allowed indicates that buses are permitted to access, enter, or use a road, lane, or area despite a restriction shown on the main traffic sign. Buses (vehicles designed for carrying multiple passengers) are excepted from the main restriction. Applies to public transit buses, school buses, and private coaches, depending on local rules. Does not include minibuses or vans unless specified. May include text: “Buses allowed”, “Except buses”, “Only for buses”.
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The supplementary sign Buses and cyclists allowed indicates that only buses and cyclists are permitted to access or use a road, lane, or area, even if a general restriction is shown on the main traffic sign. Buses and cyclists are excepted from the restriction indicated by the main sign. All other vehicles and users must comply with the restriction. May include text: “Except buses and cyclists”, “Buses and bicycles allowed”, “Only for buses and cyclists”.
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The supplementary sign local buses allowed indicates that only local public transport buses are permitted to access, enter, or use a road, lane, or area, even if it is generally restricted by the main sign. All other vehicles—including long-distance buses, private coaches, or general traffic—are not allowed, unless otherwise specified. May display text: “Except local buses”, “Local buses allowed”, “Only for public service buses”.
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The supplementary sign delivery vehicles allowed indicates that only vehicles used for deliveries are permitted to access, enter, or park in a specific road, lane, or area, despite any general restrictions shown on the main traffic sign. Delivery vehicles (typically commercial vehicles engaged in goods delivery) are excepted from the restriction above. This facilitates access for loading and unloading in restricted or pedestrian zones. May display text: “Delivery vehicles allowed”, “Except delivery vehicles”, “Only for delivery vehicles”.
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The supplementary sign local traffic allowed indicates that only vehicles engaged in local travel within the area are permitted to enter or use the road or zone, despite general restrictions shown on the main traffic sign. Access is allowed only for local traffic, such as residents, deliveries, or visitors within the restricted area. May display text: “Local traffic allowed”, “Except local traffic”, “Local access only”.
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A supplementary sign vehicles prohibited is placed below a main traffic sign to clarify that the prohibition applies to all motor vehicles. This includes cars, motorcycles, mopeds, trucks, and other motorized vehicles unless exceptions are specified.
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A supplementary sign no explosives is used below a main traffic sign to indicate that vehicles carrying explosives are prohibited from entering or using the road, tunnel, bridge, or area specified. This is a safety measure to prevent dangerous materials from entering sensitive or high-risk areas. May display text: “No explosives”, “Explosives prohibited”.
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A supplementary sign no inflammables or explosives is placed below a main traffic sign to indicate that vehicles carrying inflammable (flammable) substances or explosives are prohibited from entering or using the specified road, tunnel, or area. This enhances safety by restricting hazardous cargo from sensitive zones like tunnels, bridges, or urban areas. May display text: “No inflammables or explosives”, “Flammable and explosive materials prohibited”.
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A supplementary sign no loading is placed below a main traffic sign to specify that loading or unloading of goods is prohibited in the designated area. This restriction helps control traffic flow, prevent congestion, and maintain safety in certain zones.
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A supplementary sign ... yards to the left is placed below a main traffic sign to indicate that the instruction, restriction, or relevant feature is located to the left at a specified distance in yards. Example: “50 yards to the left”.
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A supplementary sign ... yards ahead is placed below a main traffic sign to indicate that the instruction, restriction, or relevant feature applies or begins a specified distance ahead, measured in yards. Example: “100 yards ahead”.
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A supplementary sign ... miles ahead is placed below a main traffic sign to indicate that the instruction, restriction, or relevant feature applies or begins a specified distance ahead, measured in miles. Example: “1 mile ahead”.
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A supplementary sign stop ... yards ahead is placed below a main traffic sign to warn drivers that a stop is required at a specified distance ahead, measured in yards. Example: “Stop 100 yards ahead”.
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A supplementary sign give way ahead is placed below a main traffic sign to warn drivers that a give way (yield) requirement is approaching at a specified distance ahead.
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A supplementary sign for ... miles is placed below a main traffic sign to indicate that the regulation, restriction, or condition applies for a specified distance measured in miles along the road. Example: “For 3 miles”.
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A supplementary sign height is placed below a main traffic sign to specify the maximum allowed vehicle height for passing through a road section, tunnel, bridge, or underpass. Example: “Height limit 3.5 m”.
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A supplementary sign no loading during time shown is placed below a main traffic sign to indicate that loading and unloading of goods is prohibited during the specified times displayed on the sign.
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A supplementary sign vehicles prohibited during time shown is placed below a main traffic sign to indicate that vehicles are not allowed to enter or use the road during the specific times displayed on the sign.
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This supplementary sign specifies that the play Street rule applies only during the times shown on the panel.
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The supplementary sign speed limit is used to clarify or emphasize the application of a speed restriction, especially when the main speed limit sign might not be self-explanatory.
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The supplementary sign reduce speed now is a warning or advisory panel placed under or near a main sign to urge drivers to immediately lower their speed due to upcoming danger or change in road conditions. Used when a hazard lies ahead, such as: sharp curve, toll booth, traffic queue, lane closure, crash zone or sudden narrowing.
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The supplementary sign Slow trucks for ... miles indicates that for a distance of ... miles, you will encounter slow-moving trucks due to an incline or other terrain-related reason.
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The supplementary sign low gear now instructs drivers — especially of heavy vehicles — to engage a low gear immediately due to a steep descent or dangerous road condition ahead. Warns that engine braking is necessary to: control vehicle speed and prevent brake overheating.
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The supplementary sign keep in low gear instructs drivers — particularly those in heavy vehicles — to remain in a low gear over a certain road segment, usually a steep descent or hazardous stretch.
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The supplementary sign low gear for ... miles instructs drivers — especially those in heavy or large vehicles — to use a low gear continuously for a specified distance, usually on a steep or hazardous downhill grade. Example: Low gear for 2 miles.
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The supplementary sign hidden dip provides additional information about a dangerous dip or hollow in the road that is not immediately visible to drivers.
The supplementary sign hump in ... yards warns drivers that a speed hump (a raised area designed to slow traffic) is located ... yards ahead. Example: hump in 20 yards
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The supplementary sign humps for ... yards warns drivers that a series of speed humps (raised road sections designed to slow traffic) extends for a specified distance ahead. Encourages drivers to reduce speed and drive carefully to maintain comfort and vehicle control. Example: Humps for 300 yards.
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The supplementary sign humped crossing indicates that a pedestrian crossing is raised with a speed hump to slow down vehicles and improve pedestrian safety. Encourages drivers to reduce speed and be alert for pedestrians crossing.
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The supplementary sign children crossing warns drivers to be extra cautious because children frequently cross the road at or near that location. Often used near schools, playgrounds, parks, or residential areas.
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The supplementary sign cyclists crossing warns drivers that there is a designated crossing area frequently used by cyclists. Often used near school zones with high cyclist traffic.
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The supplementary sign no sidewalk/footway for ... yards warns pedestrians and drivers that there is no sidewalk or footpath available for a specified distance ahead. Example: No footway for 200 yards.
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The supplementary sign arch bridge, high vehicles use middle of the road warns drivers, especially those of tall vehicles, about an arched bridge ahead with limited clearance at the edges, advising them to keep to the middle of the roadway to avoid collision.
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The supplementary sign give way to oncoming vehicles instructs drivers to yield priority to vehicles coming from the opposite direction, usually on a narrow or single-lane section of the road. Drivers must wait and allow oncoming traffic to pass first.
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The supplementary sign priority over oncoming vehicles indicates that drivers have the right of way and that oncoming vehicles must yield. Confirms that vehicles traveling in the direction of the sign may proceed first.
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Traffic rules
Priority signs
Warning signs
Prohibitory signs
Mandatory signs
Information signs
Additional signs
