The manhole cover of the green belt beside the road fell off. Is the property responsible?

According to the inquiry of China Travel Service. Property management companies are responsible for maintaining and managing public facilities in residential areas or buildings. When the manhole cover belongs to the facilities within the scope of property management, the property management company has the responsibility to ensure the safety of the manhole cover, such as regular inspection, maintenance and appraisal. Property management enterprises shall, in accordance with the national property management standards, carry out maintenance and technical management of the properties they manage, including housing safety and quality management, housing maintenance technical management and housing maintenance and construction management.