Ключевые слова: circular cover, city development, city maintenance, city services, city street, cityscape, cityscape details, drainage access, drainage system, infrastructure design, infrastructure details, manhole cover, metal grate, metal structure, municipal infrastructure, municipal services, public safety, public works, road surface, sewer cover, sidewalk, storm drain, street, street design, street drainage system prompts, street maintenance, street maintenance concept, street utilities, urban design, urban elements, urban environment, urban exploration, urban features, urban infrastructure, urban planning, urban utility, utility access, utility cover, utility maintenance, water drainage,