We carry out open call for participants type proposal about comprehensive private consignment of medium- and large-diameter sewer pipe!

　The sewerage pipeline facilities in Yokohama are expected to deteriorate rapidly in the future, and during the period from FY2021 to FY2023, the maintenance and management of medium- and large-diameter pipes with an inner diameter of 800 m or more is packaged. We carry out "comprehensive maintenance work for medium- and large-diameter sewer pipeline facilities". In order to continue the business from 2024, in addition to the survey target, important facilities such as rainwater storage pipes were selected, and technical proposals such as further speeding pipeline surveys were selected, and the second term private business operator was selected. I will do it.
1 Business Purpose
　Through the introduction of a comprehensive private consignment that packaged surveys, cleaning, and repair work for medium- and large-diameter sewer pipes, we have established a system to promptly respond to urgent abnormalities.
　Based on the current status of comprehensive private consignment, we will continue to utilize comprehensive private consignment to efficiently maintain and manage medium- and large-diameter sewer pipes.
2 Outline of outsourcing (For details, please refer to the Business Explanation Materials.)
（1） Title
• Consignment of comprehensive maintenance and management (Northern part) (Part 2)
• Consignment of comprehensive maintenance and management (Southern) (Part 2)
（2） Outsourcing period January 2024 to March 2028
（3） Target area
• North: 4 processing zones (Northern, Kohoku, Kanagawa, Tsuzuki)
• South: 5 treatment zones (Central, Southern, Kanazawa, Sakae, West)
（4） Business description
• Detailed investigation work: Investigation work that requires planned and urgent response
• Emergency cleaning work: Cleaning work performed when it is determined that the flow function is not functioning properly due to detailed investigation work or the occurrence of an accident, etc.
• Emergency repair work: Repair work to be carried out when it is determined that the pipe does not function properly due to detailed investigation work or the occurrence of an accident, etc. (excluding work involving excavation)
• Coordination and progress management between the above tasks, consultation and coordination with related organizations
• Various examination tasks: Propose of the necessity of emergency response and response methods for abnormal areas, arrangement of maintenance information, etc.
3 Public Offer Materials
The following four materials are included in the selection of private business operators.
（1） Proposal method implementation guidelines, proposal preparation guidelines, proposal evaluation criteria
（2） Business Explanation Materials
（3） Special specification (draft)
（4） Business contract (draft)
4 Schedule

5 History
In examining this consignment, experts have been conducting deliberations based on the review of the current comprehensive private consignment.
We publish information about examination of comprehensive private consignment including comprehensive private consignment examination sectional meeting of sewer pipe on Motoichi homepage.