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HVT-HVBRoad-sign library
Learn the purpose of common regulatory, warning and guidance sign families.
↗ RAMP
Guidance
Emergency escape ramp
A runaway-vehicle escape facility is available.
What the driver should doUse it in a brake-loss emergency when directed by the situation and signage.
BUS
Guidance
Bus lane
The lane is reserved or prioritized for buses as signed.
What the driver should doEnter only when permitted and observe lane operating times.
BUS STOP
Guidance
Bus stop and passenger area
A designated passenger boarding or alighting area is ahead.
What the driver should doApproach slowly, position safely and watch for pedestrians.
4.5m
Regulatory
Height limit
Vehicles higher than the displayed value must not proceed.
What the driver should doKnow the actual operating height and use another route when necessary.
2.5m
Regulatory
Width limit
Vehicles wider than the displayed value are prohibited.
What the driver should doConfirm overall width including mirrors and load before entering.
18t
Regulatory
Gross weight limit
Vehicles above the shown total weight must not enter.
What the driver should doCheck actual operating weight and choose a permitted route.
8t AXLE
Regulatory
Axle weight limit
The load on an axle must not exceed the displayed value.
What the driver should doVerify axle distribution, not only total vehicle weight.
HGV ×
Regulatory
Heavy vehicles prohibited
Heavy goods vehicles may not enter this road or area.
What the driver should doFollow the signed restriction and use the designated route.
↘ 10%
Warning
Steep descent
A significant downhill gradient is ahead.
What the driver should doSelect a safe gear before descending and manage speed early.
↝
Warning
Crosswind
Strong side winds may affect a high-sided vehicle.
What the driver should doReduce speed, hold steady control and allow extra lateral space.
LOW
Warning
Low bridge ahead
A bridge or overhead structure may have restricted clearance.
What the driver should doCompare the signed clearance with the actual vehicle height and stop if uncertain.
LONG ↷
Warning
Long vehicle turning
A long vehicle may need extra road width while turning.
What the driver should doKeep clear of its inside rear wheels and outside tail swing.
These original learning cards explain general sign principles. Always follow the current sign, signal and lawful instruction on the road.