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Level crossing signals are electronic warning devices for road vehicles at railroad level crossings. Level crossings can be operated in various ways. In some countries such as the UK, the warning devices are more often than not activated by remote control, I.e. an operator pressing buttons. However, the majority of countries have automated systems.
A level crossing is an intersection where a railway line crosses a road, path, or (in rare situations) airport runway, at the same level, [1] as opposed to the railway line or the road etc. crossing over or under using an overpass or tunnel.
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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.
Canadian Rule Books contain all hand signals, voice signals and flag signals as well as fixed trackside signal indications necessary for operation. These rule books specify various methods of operation in both signaled territory and dark territory, where manual methods of granting track authority must be used.
Gated level crossings were mandatory from 1839, but initial rules were for the gates to be ordinarily kept closed across the highway. [6] The original form of road level crossing on British railways dates from 1842 onwards, [6] [7] it consisted of two or four wooden gates (one or two on each side of the railway). When open to road traffic, the ...
5.1 Light signals for pedestrians. 6 Hazard-warning plates. ... Download as PDF; Printable version; ... Level crossing with barriers ahead.
Download as PDF; Printable version; ... The Vienna Convention on Road Signs and Signals, ... Level crossing mark (right) - Distance to level crossing approx. 240m ...