How to identify the scope of minor repairs during property overhaul?

1: Overhaul project refers to an overhaul project in which some major components need to be moved or removed, but not all of them need to be removed. Overhaul projects are mainly suitable for severely damaged houses. Overhaul engineering requirements: the house after overhaul must meet the requirements of basic integrity or integrity standards. The one-time cost of overhaul project shall not exceed 25% of the new construction cost of similar structure of the building. 2. A small number of main components need to be moved or removed in the medium repair project, but the project that keeps the original house size and structure is a medium repair project. Medium repair projects are mainly suitable for general damaged houses. Requirements of medium repair project: After medium repair, more than 70% of the houses must meet the requirements of basic integrity or integrity. The cost of the medium repair project is lower than 20% of the new construction cost of similar structures in the building. 3. Minor repair works: Minor repair works, also known as sporadic works or maintenance works, are to ensure the normal use of the house. Preventive maintenance project to maintain the original damage level of the house and timely repair the normal minor damage and defects in the use of the house. This project has a strong service and needs to be implemented frequently and continuously. The average annual comprehensive cost of minor repairs is less than 65,438+0% of the current cost of the house under management. All major, medium and minor repairs that need to be completed at one time are comprehensive maintenance projects.