Ключевые слова: blue, booth, building crane, cabin, cockpit, column crane, columnjib crane, construction, construction crane, construction machinery, construction site, control room, crane, crane tower, equipment, hammerhead crane, high, hoist, hoisting crane, industrial, industry, lift, machine, machinery, nobody, pillar, pillar crane, safety, site, sky, stationary hoist, tall, technology, tower, tower crane, transport, transportation, work place, workplace, yellow,