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Level crossing sign in the form of an Andrews cross with integral multiple color light signal system
Level crossing sign in the form of an Andrews cross with integral multiple color light signal system
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机译:带有集成多色光信号系统的安德鲁斯十字形式的平交路口标志
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摘要
The level crossing sign comprises a St. Andrews cross and an integrated light display with different color lamps. The sign may also have a lamp which is permanently only to indicate that the sign is functioning. There may be three different color lights as in a normal set of traffic lights or just two e.g. red and green.
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