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Catenary methods are suited to high-velocity functions whereas simple wire systems, which happen to be inexpensive to develop and sustain, are typical on light-weight rail or tram (streetcar) traces, Specially on metropolis streets. This sort of automobiles may be fitted with possibly a pantograph or trolley pole.The top of the HELP command output

Headspans are less costly and less obtrusive than portals and so are like minded to reduced speed complicated multitrack areas like stations, station approaches, depots and sidings, and spots where by Visible intrusion is a vital thought. They are also effective at supporting tracks with hastens to 200km/h (125mph) but offer important trustworthine