Ключевые слова: activity, barrier, big, build, construction, construction area, detail, development, dig, digger, dirt, earth, earthmover, equipment, excavation, excavator, housing area, industrial, industry, job, jobsite, lamp, large, light, machine, machinery, orange, perspective, power, red, road, sand, scoop, security, site, street, transport, vehicle, warning lamp, warning light, work,