The advent of automatic level crossings led to the introduction of a whole range of associated signs and indicators From 12, the Board of Trade required that red targets be fitted to level crossing gates, as well as red lamps for use at night In most instances, the targets were circular in shape 161 & 162 Those on the North Eastern Railway were rectangular 163, while some ofFind the perfect level crossing with barrier sign stock photo Huge collection, amazing choice, 100 million high quality, affordable RF and RM images No need to register, buy now!Level Crossing Signs GATED or BARRIER LEVEL CROSSING SIGN These signs indicate a level crossing ahead that uses either automatic barriers or gates operated manually by railway staff
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