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ISO 7010 states on all symbols with a first aid cross, that it "may be replaced with another element appropriate to cultural requirements". In countries with a Muslim -majority population, an appropriate symbol is the crescent .
The term also applies when a light rail line with separate right-of-way or reserved track crosses a road in the same fashion. Other names include railway level crossing , [ 1 ] railway crossing (chiefly international), grade crossing or railroad crossing (chiefly American), [ 2 ] road through railroad , criss-cross , train crossing , and RXR ...
In some countries (such as the Czech Republic or Slovakia) there is also a flashing white light, which means that it is possible to pass the level crossing at a higher speed than generally allowed. At many crossings, there will be a barrier (or "gate" in the US) added to the signal, which descends over the road and blocks entry. The barriers ...
Signals and barriers are installed at all crossings while manual crossings are additionally required to have the hand red and green signal lamps. Level crossing barriers have yellow and black arms with a bilingual stop sign placed in the middle. Indian Railways aims at elimination of all unmanned crossings and replacing them with manned crossings.
Some form of ATS or ATC is required on all U.S. rail lines that operate at 80 mph (130 km/h) or more. In the 1990s, communication-based train control (CBTC) systems started to be used in rail transit systems. These systems utilize radio communications between train and wayside equipment to perform the functions of the signaling system.
The Vienna Convention on Road Signs and Signals, a multilateral treaty of the United Nations with the intention of standardizing traffic signs around the world, prescribes several different regulations for the "crossbuck" sign. The sign should consist of two arms not less than 1.2 metres (3.9 ft) long, crossed in the form of an . The first ...
Staircase railings in the Degré du roi, part of the Petit appartement du roi, in the Palace of Versailles, Versailles, France. Guard rails, guardrails, railings or protective guarding, [1] in general, are a boundary feature and may be a means to prevent or deter access to dangerous or off-limits areas while allowing light and visibility in a greater way than a fence.
The term also applies to divided roadways other than highways, including some major streets in urban or suburban areas. The reserved area may simply be paved, but commonly it is adapted to other functions; for example, it may accommodate decorative landscaping, trees, a median barrier, or railway, rapid transit, light rail, or streetcar lines.
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