Ключевые слова: barriers, caution, city, cityscape, cone, cones, construction, delineators, equipment, green, highvisibility, highway, infrastructure, landscaping, line, maintenance, markers, measures, outdoor, placed, planning, poles, public, roadside, roadwork, row, safety, site, stacking, straight, street, top, traffic, transportation, urban, vertical, visibility, visible, wooden, works,