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 City are expected to rapidly deteriorate in the future, and during the period from FY2021 to FY2023, we packaged maintenance work for medium- and large-diameter pipes with an inner diameter of 80 m or more was packaged. This time, for business continuity from 2024, important facilities such as rainwater storage pipes will be added to the survey target, and technical proposals such as further speeding up pipeline surveys, selecting a private business operator for the second term to hold.
1 Business Purpose
　By introducing a comprehensive private consignment that packages survey, cleaning, and repair work for medium and large-diameter sewer pipes, we have established a system to promptly respond to abnormal areas with high urgency.
　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 efficiently.
2 Outline of outsourcing (For details, please refer to the Business Explanation Materials.)
（1） Title
• Comprehensive maintenance business consignment (Northern)(Part 2)
• Comprehensive maintenance business consignment (Southern) (Part 2)
（2） Contract period From January 2024 to March 2028
（3） Target area
• Northern: 4 Processing Zone (Northern, Kohoku, Kanagawa, Tsuzuki)
• South: 5 Processing Zones (Central, South, Kanasawa, Sakae, West)
（4） Business description
• Detailed survey work: Survey work requiring planned and urgent response
• Emergency cleaning operations: Cleaning work to be carried out when it is determined that the flow function is not functioning properly due to detailed investigation work or accident occurrence.
• Emergency repair work: Repair work to be carried out when it is determined that the pipe does not have normal function due to detailed investigation work or accident occurrence (excluding work involving excavation).
• Coordination of coordination and progress management among the above tasks, consultation and coordination with related organizations
• Various examination tasks: Proposal of emergency response and response methods for abnormal areas, arrangement of maintenance and management information
3 Public recruitment materials
In selecting a private business operator, the following four materials are posted.
（1） Proposal method implementation guidelines, proposal preparation guidelines, proposal evaluation criteria
（2） Business explanatory materials
（3） Special Specifications (draft)
（4） Business contract (draft)
4 Schedule

5 History to date
In considering 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 in Motoichi homepage.