Maintenance work pertaining to the Nishiya Water Purification Plant Redevelopment Project (water purification treatment facility)

About maintenance construction to affect Nishiya water purification plant redevelopment business (water purification treatment facility), we announce successful bidder decision report as follows.
Successful bidder decision report (PDF: 426KB)

About maintenance construction to affect Nishiya water purification plant redevelopment business (water purification treatment facility), we announce answer book to question about bid manuals at the following URL.
URL： https://translate-en.city.yokohama.lg.jp/business/nyusatsu/nyusatsu-system/qa/2021/suido/saiseibi.html

About maintenance construction to affect Nishiya water purification plant redevelopment business (water purification treatment facility), we announce procurement notice in "Yokohama bid door".
[Yokohama bid door]
URL： http://keiyaku.city.yokohama.lg.jp/epco/keiyaku/ (outside site)

About conduct of the fourth document reading (PDF: 68KB)

The 4th Document Reading List (Attachment 1) (PDF: 77KB)
4th document reading browsing browsing document borrowing application (style 1) (word: 15KB)
Pledge on compliance with confidentiality obligations (Form 2) (word: 21KB)

Based on the third question, the schedule (draft) of the successful bidder decision announced on December 11, 2020 (changed on December 11, 2020) will be changed as follows.
Schedule (draft) for determining the winning bidder (changed on May 14, 2021) (PDF: 84KB)

We will publish the answer to the third question as follows.

Answer to the 3rd Question (PDF: 513KB)

We accept the 3rd questionnaire and the 2nd statement of opinion regarding the required standard (draft) as follows.
1 Submission period
　　From Monday, March 22, 2021 to Friday, April 2, 2021
　　(Weekdays from 9:00 am to noon and from 1:00 pm to 5:00 pm)
2 Submission: ※Please note that only Phone number will be changed after Thursday, April 1, 2021.
　　〒231-0005 6-50-10, Honcho, Naka-ku, Yokohama-shi
　　City of Yokohama, Water Works Bureau Nishiya Water Purification Plant Redevelopment Promotion Office Redevelopment Promotion Section
　　(Phone number) Until Wednesday, March 31, 2021: 045-671-3057
　　　　　　　　　 after Thursday, April 1, 2021 ：045-337-0870
　　(E-mail) su-saiseibi@city.yokohama.jp　
3 Submission method
　(1)　Data of the 3rd questionnaire (Form 1) and the 2nd statement of opinion (Form 2)
　　 　Create as Microsoft Excel and submit by e-mail within the submission period.
　　　 After sending the e-mail, please make a confirmation call at the sender's responsibility within the submission period.
　(2)　Original (printed) of the data of the 3rd questionnaire (Form 1) and the 2nd opinion (Form 2) stamped
　　　 Apart from Excel data, please mail the original (printed material) within the submission period (postmark valid on the application deadline).
4 Targets of the 3rd Questionnaire and 2nd Opinion
　　Requirement standard (draft), special provisions (draft) regarding contracts for maintenance work related to Nishiya Water Purification Plant Redevelopment Project (Water Purification Facility),
　　Answer book to the first question, answer book to the second question, implementation policy (draft) and browsing materials (from the first to the third)※
　　※Materials browsing (from the first to the third) is only for questions.
5 Answers to the 3rd Questionnaire and 2nd Statement of Opinion
　(1)　Answers to the 3rd questionnaire will be announced on the website in mid-May 2021. However, the name of the submitter will not be disclosed.
　(2)　We do not announce and do not respond to the second statement of position.

The third questionnaire (Form 1) (Excel: 18KB)
The second statement of position (style 2) (Excel: 17KB)
In the margin of each style ※Please confirm and fill in the form.

About maintenance construction to affect Nishiya water purification plant redevelopment business (water purification treatment facility), we announce answer book to the second question including requirements standard book (plan), special clause (plan) as follows.
In addition, about acceptance of question, opinion, we announce the details separately on Yokohama-shi homepage in the middle of March, 2021.
In addition, if there is a difference between the required standard (draft) and the already announced implementation policy (draft), etc., the description of the required standard (draft) shall be given priority.

Requirement standard (draft) pertaining to maintenance work pertaining to Nishiya water purification plant redevelopment project (water purification facility) (PDF: 436KB)
Requirement standard (draft) Attachments 1-14 (PDF: 9,343KB)
Requirement standard (draft) Attachments 15-30 (PDF: 6,754KB)
Requirement standard (draft) Attachments 31-49 (PDF: 7,241KB)

Special provisions (draft) on contracts for maintenance work pertaining to the Nishiya Water Purification Plant Redevelopment Project (Water Purification Facility) (PDF: 126KB)

In addition to the above, the contract terms and special clauses to be applied in this construction are as follows.
Construction contract contract (design and construction lump sum) (PDF: 382KB)※
Special provisions concerning payment of contract fees (Related to Article 12, Paragraph 1 of the Regulations Concerning Prepayment for Public Works in City of Yokohama, Water Works Bureau) (Construction Contracts) (PDF: 69KB)
Special provisions (design and construction lump sum) regarding contracts at an amount lower than the survey base price (construction contract contract) (PDF: 61KB)
※The latest terms and conditions may be applied when the contract is concluded.

Answer to the 2nd Question (PDF: 805KB)

About conduct of the second site tour (PDF: 218KB)
2nd site tour participation application (style 1) (word: 23KB)
Nishiya water purification plant water purification treatment facility layout drawing (attached sheet 1) (PDF: 426KB)
In addition, based on the situation of COVID-19 infection, we will continue to monitor the situation.
The date and time shown in "About the implementation of the 2nd site tour" may be changed.

No.152 Existing Buried Piping Map (CAD data) has been added to the 3rd Document Viewing List (Attachment 1). (Appended on February 16, 2021)

About conduct of the third document reading (PDF: 116KB)
The third document reading browsing browsing document borrowing application (style 2) (word: 18KB)
Pledge on compliance with confidentiality obligations (Form 3) (word: 21KB)
The 3rd Document Viewing List (Attachment 1) (PDF: 225KB)

　Regarding the facilities subject to maintenance work pertaining to the Nishiya Water Purification Plant Redevelopment Project (water purification treatment facility), the renewal of mechanical equipment in the sinking pond will not be included in this construction.
　Therefore, the implementation policy (draft) Attachment 3 facilities subject to construction (published on October 1, 2020) and the answer to the first question (published on December 11, 2020) will be revised as follows.

Implementation policy (draft) Attachment 3 Facilities subject to construction (announced on October 1, 2020) Revised version (PDF: 456KB)
Answer to the first question (published on December 11, 2020) Revised version (PDF: 122KB)

Attachment 6-1 of the implementation policy (draft) announced on October 1, 2020 will be additionally revised with regard to the inspection results of raw water quality.
(１)　Raw water quality test results (FY200-FY2029)
　A. Add units to water quality items
(２)　Estimated water quality items and raw water quality settings
　A. The “unit” of the water quality items “geosmin” and “2-methyl isovolneol” have been revised as follows, and the figures have been revised accordingly.

　B. Corrected the notation of “last 10 years” to “from FY20 to FY2017”
　C) The name of the water quality item is unified to the test results of raw water quality (FY200-FY2017) Water quality item name
Please also check the revised implementation policy (draft) Attachment 6-1 Inspection results of raw water quality (additional revised version).
Implementation policy (draft) Attachment 6-1 Inspection results of raw water quality (additional revised version) (PDF: 295KB)

We will publish the answer to the first question as follows.

Answer sheet to the first question (PDF: 819KB)

Based on the first question and opinion, implementation policy (draft) pertaining to maintenance work pertaining to Nishiya water purification plant redevelopment project (water purification treatment facility)
The schedule (draft) of the successful bidder decision shown on page 9 will be changed as follows.

Schedule (draft) for determining the highest bidder (changed on December 11, 2020) (PDF: 135KB)

About conduct of the second document reading (PDF: 117KB)
About acceptance of the second question (PDF: 100KB)

The second document reading browsing browsing document borrowing application (style 1) (word: 18KB)
Pledge on compliance with confidentiality obligations (Form 2) (word: 20KB)
The second questionnaire (Form 3) (Excel: 14KB)
2nd document browsing table (Attachment 1) (PDF: 239KB)

About maintenance construction to affect Nishiya water purification plant redevelopment business (water purification treatment facility), we announce conduct policy (plan) as follows.

Implementation policy (draft) pertaining to maintenance work pertaining to the Nishiya water purification plant redevelopment project (water purification facility) (PDF: 8,782KB)

Briefing session on implementation policy (draft) and on-site tour participation application (style 1) (word: 16KB)
Document reading application (style 2) (word: 16KB)
Reading materials borrowing application form (style 3) (word: 16KB)
Pledge on compliance with confidentiality obligations (Form 4) (word: 18KB)
The first questionnaire (Form 5) (Excel: 14KB)
The first statement of position (style 6) (Excel: 13KB)

About holding of briefing session about conduct policy (plan) and site tour (PDF: 355KB)
About holding of document reading to affect maintenance construction to affect Nishiya water purification plant redevelopment business (water purification treatment facility) (PDF: 247KB)