Low Bridge Warning Signs - Driver theory Test

A low bridge or overhanging structure ahead, indicating a potential height restriction.: This triangular warning sign alerts drivers to a potential height restriction ahead. The indicated height is the maximum clearance available for vehicles.

This supplementary plate highlights that the reduced headroom is caused by a part of a building extending over the road.: This plate clarifies that the height restriction is due to a building structure overhanging the roadway, limiting vertical clearance.

Road ahead has a height restriction of 3.8 meters due to an arch bridge.: This triangular warning sign alerts drivers to an arch bridge directly ahead with a maximum vertical clearance of 3.8 meters.

An arch bridge ahead with a maximum headroom of 12 feet 6 inches.: This triangular warning sign indicates an arch bridge immediately ahead with a maximum vertical clearance of 12 feet 6 inches.

Drivers of high vehicles should position their vehicle towards the center of the road when crossing the arch bridge.: This plate advises drivers of tall vehicles to use the middle of the road when crossing the arch bridge, suggesting that the headroom might be lower towards the edges.

All vehicles exceeding 4.4 meters in height are prohibited.: This circular red-bordered sign indicates a mandatory height restriction. Vehicles taller than the stated measurement are not allowed to proceed past this sign.