Ключевые слова: barricade construction, blue tarp, building equipment, building site, city, city improvement, construction, construction industry, construction safety, construction site, daytime, development, industrial, infrastructure, japan, japanese construction standards, japanese workers, job site, labor, manual work, no people, outdoors, pedestrian area, protective clothing, public works, renovation, safety cones, safety gear, safety helmet, site safety, skilled labor, street, teamwork, tokyo, tokyo building, urban construction, urban development, worker safety, workers, working,