TrolleybusBelgium
87. Trolleybus
A trolleybus is an electrically powered bus that normally obtains its energy from overhead electrical wires through current collectors mounted on the vehicle. Unlike a tram, a trolleybus runs on ordinary road wheels and is steered by its driver rather than being guided by rails.
Trolleybuses are generally used for public passenger transport and may use bus lanes, stops and other public-transport infrastructure. Some modern trolleybuses also have batteries or auxiliary power systems that allow them to travel short distances without remaining connected to the overhead wires.
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What is legally considered a trolleybus in Belgium?
A Belgian trolleybus is an electrically powered autobus that obtains the energy needed for propulsion from an overhead electrical line.
Is a Belgian trolleybus legally a tram?
No. A trolleybus is a road vehicle rather than a rail vehicle. It runs on tyres and is steered by its driver instead of being guided by railway or tram tracks.
Is a trolleybus considered a motor vehicle in Belgium?
Yes. The Belgian Road Code includes the trolleybus within the legal definition of an auto.
Does an auxiliary motor stop a vehicle from being a trolleybus?
No. Belgian technical rules specifically state that fitting a trolleybus with an auxiliary motor that allows it to continue moving without taking electricity from the overhead line does not change its legal nature as a trolleybus.
Which driving licence is required for a Belgian trolleybus?
A trolleybus used to carry passengers falls within the Belgian passenger-vehicle licensing system. Depending on its passenger capacity and characteristics, the applicable licence is normally category D1 or D.
Does a trolleybus leaving a stop have priority in Belgium?
Inside a built-up area, yes in the specified circumstances. A driver travelling in the same direction must allow a trolleybus to leave its stop when the trolleybus driver indicates the intention to move off. The approaching driver must slow down and stop if necessary.
Does this special priority apply outside built-up areas?
No. The specific Belgian rule requiring following traffic to allow an autobus or trolleybus to leave its stop applies inside built-up areas.
Must drivers slow down when passing a stopped trolleybus?
Yes. Drivers must reduce their speed when passing a trolleybus that is stopped to allow passengers to board or leave.
What if trolleybus passengers must cross the roadway?
If there is no refuge island, drivers travelling along the side where passengers board or leave must allow them to reach the trolleybus, pavement, pedestrian area or verge safely. Drivers must stop when necessary and may resume driving only at moderate speed.
May you park near a Belgian trolleybus stop?
No. Parking is prohibited within 15 metres on either side of a sign indicating a trolleybus stop.
Can a Belgian trolleybus use a bus lane?
Yes, when operating as a regular public-transport service. Belgian F17 bus lanes are reserved by default for vehicles used for regular public passenger transport.
Can trolleybuses be controlled by special public-transport traffic lights?
Yes. Belgium uses special white bars, circles and triangles on a black background to control vehicles used for regular public passenger transport services, which can include trolleybuses.

Traffic rules
Belgium