a semaphore on railway lit blue light

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Size: 2008px × 3000px
Photo credit: © Konstantin Labunskiy / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: blue, built, construction, control, crossing, danger, direction, electric, equipment, industry, intersection, junction, lamp, light, lighting, line, lit, railroad, railway, road, roadside, safety, semaphore, separation, sign, signal, station, steel, stop, symbol, track, trackage, traffic, train, transport, transportation, urban, warning