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Maintenance work related to the Nishiya Water Purification Plant Redevelopment Project (Water Purification Facility)

Last Updated April 15, 2024

What's New

Announcement of the Successful Winner Decision Report (April 18, 2022)

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

Publication of answer sheet to questions regarding tender manuals, etc. (September 16, 2021)

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

Announcement of Procurement of Procurement (July 27, 2021)

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

Implementation of the 4th Document Viewing (May 14, 2021)

Supplementary Materials

Schedule Changes (May 14, 2021)

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)

Announcement of Answers to the 3rd Question (May 14, 2021)

We will publish the answer sheet for the third question as follows.

Answer Form for the 3rd Question

Acceptance of the 3rd Questionnaire and the 2nd Opinion Statement (March 15, 2021)

We accept the third questionnaire and the second statement of opinion about requirements standard book (draft) as follows.
1 Submission period
  From Monday, March 22, 2021 to Friday, April 2, 2021
  (Weekdays 9:00 a.m. to noon and from 1 pm to 5 p.m.)
2 Submission address ※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 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 it 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 material) of the sealed 3rd Questionnaire (Form 1) and the 2nd Opinion (Form 2) stamped
    Separately from Excel data, please mail the original (printed material) within the submission period (valid postmark on the application deadline).
4 Targets of the 3rd Questionnaire and the 2nd Statement of Opinion
  Requirement standard (draft), special provisions (draft) concerning contracts for maintenance work pertaining to Nishiya Water Purification Plant Redevelopment Project (Water Purification Facility),
  Answers to the first question, answer sheet for the second question, implementation policy (draft) and browsing of materials (1st to 3rd)※
  ※Document browsing (1st to 3rd) is only for questions.
5 Answers to the 3rd Questionnaire and the 2nd Statement of Opinion
 (1) Answers to the 3rd Questionnaire will be published on our 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 3rd questionnaire (Form 1) and the 2nd Statement of Opinion (Form 2)

3rd Questionnaire (Form 1) (Excel: 18KB)
2nd statement of opinion (Form 2) (Excel: 17KB)
Outside of each style ※Please check and fill in the form below.

Disclosure of requirements (draft) and other documents (February 19, 2021)

About maintenance work pertaining to Nishiya water purification plant redevelopment business (water purification treatment facility), we announce answer book to the second question including requirements standard book (plan), special contract 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 document (draft) and the already announced implementation policy (draft), etc., the description of the required standard (draft), etc. shall be given priority.

Requirement Standard (Draft)

Covenant provisions (draft)

Answer Form for the 2nd Question

Implementation of the 2nd Field Tour (February 10, 2021)

About conduct of the second site tour (PDF: 218KB)
2nd site tour participation application form (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 are considering the situation of COVID-19.
The date and time shown in "About the implementation of the 2nd Site Tour" may be changed.

Implementation of the Third Document Viewing (February 10, 2021) (February 16, 2021)

Implementation Policy (Draft) Attachment 3 Revision of the Facilities Subject to Construction and Answers to the First Question (January 18, 2021)

 Regarding facilities subject to maintenance work pertaining to the Nishiya Water Purification Plant Redevelopment Project (water purification treatment facility), renewal of machinery and equipment will not be included in this construction.
 Therefore, the implementation policy (draft) Attachment 3 The facilities subject to construction (announced on October 1, 2020) and the answer to the first question (announced 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)
Answers to the first question (published on December 11, 2020) Revised version (PDF: 122KB)

Implementation Policy (Draft) Attachment 6-1 Additional amendments to the test results of raw water quality (December 25, 2020)

Attachment 6-1 of the implementation policy (draft) announced on October 1, 2020, etc., the following items will be added and revised.
(1) Raw water quality test results (FY2008 to FY29)
 (A) Added a unit to water quality items
(2) Assumed water quality items and set values for raw water quality
 (A) The “unit” of the water quality items “Jeosmine” and “2-methylisovolone” have been revised as follows, and the figures have been revised accordingly.

Amendments
Water quality itemsBefore amendmentAfter correction
Geosmineng/Lmg/L
2-methyl isovoloneolng/Lmg/L

 B. The notation of “Past 10 years” has been revised to “From H20 to H29”.
 C) The names of water quality items are unified to the test results of raw water quality (FY2008-FY29)
The revised implementation policy (draft) Attachment 6-1 Please also check the test results of raw water quality (additional revised version).
Implementation policy (draft) Attachment 6-1 Test results of raw water quality, etc. (Additional revised version) (PDF: 295KB)

Announcement of Answers to the first question (December 11, 2020)

We will publish the answer sheet for the first question as follows.

Answer Form for the first question

Schedule Changes (December 11, 2020)

Based on the first question and opinion, implementation policy (draft) pertaining to maintenance work pertaining to the Nishiya Water Purification Plant Redevelopment Project (Water Purification Facility)
Change the schedule (draft) of the highest bidder decision shown on page 9 as follows.

Implementation of the 2nd materials and acceptance of the second question (December 11, 2020)

Supplementary Materials

Announcement of Implementation Policy (Draft) (October 1, 2020)

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

Implementation Policy (Draft)

Supplementary Materials

About holding briefing session and site tour about implementation policy (draft) and holding of materials browsing

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For inquiries to this page

Water Works Bureau Facility Development Section, Redevelopment Promotion Section

Phone: 045-337-0870

Phone: 045-337-0870

Fax: 045-337-0861

Email address: su-shisetsuseibi@city.yokohama.jp

Return to the previous page

Page ID: 222-230-246

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