Tenders/FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work
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FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work

Auto-translated from Japanese
Original title: 令和8年度 農業集落排水事業 竜東北部地区浄化センター ばっ気攪拌装置更新工事
長野県駒ケ根市
Published: Sep 15, 2026
Updated: Sep 19, 2026
Source: jp_kkj

About This Opportunity

This is a works contract in the architecture and engineering and water and sanitation sectors, with a focus on Wastewater, Sanitation, Drainage and Quantity Surveying. Located in Japan, Asia, this opportunity is open to firms and consortiums.

Published through 官公需 (kkj.go.jp), a national government procurement portal. Public procurement tenders follow the country's national bidding regulations and may have specific eligibility and documentation requirements for civil works in the architecture and engineering sector. Works contracts of this nature generally require demonstrated experience in similar infrastructure projects, adequate equipment and technical personnel, and financial capacity including bank guarantees. Interested parties should review the full documentation on the original source before submitting their proposal.

Description

Auto-translated from Japanese
FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work - 1 - Komagane City Public Announcement No. 147 Regarding the Execution of Post-Verification General Competitive Bidding Komagane City hereby announces the execution of a post-verification general competitive bidding for construction work as follows, in accordance with the provisions of Article 167-6 of the Local Autonomy Act (Cabinet Order No. 16 of 1947) and Article 106 of the Komagane City Financial Regulations. This bidding is a re-announcement of the bidding conducted under Public Announcement No. 122 dated August 26, Reiwa 8. Those who did not participate in the previous bidding may participate in this bidding. September 15, Reiwa 8 Mayor of Komagane City, Yuzo Ito 1. Bidding Target Work (1) Work Name: FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work (2) Work Location: Komagane City, Higashiiina 1876 (3) Work Outline: Aeration Agitator Replacement: 1 set (4) Construction Period: From the date of contract to March 26, Reiwa 9 2. Bidder Qualification Requirements Bidders must meet all of the following conditions from the "Date of Bid Announcement to the Date of Winning Bid Decision" and submit a Post-Verification General Competitive Bidding Application Form (Form No. 1, hereinafter referred to as "Bid Application Form") by the date and time designated by the Mayor of Komagane City. (1) Must have headquarters (including branches equivalent to headquarters) within the Inami area. (2) Must be rated B class or higher in "Waterworks Facility Construction" for the construction type and grade. (3) Must hold a specific or general construction industry license for the target business category. (4) Must have undergone a valid management performance review for the target business category. (5) Must be able to assign a supervising engineer or chief engineer as stipulated in Article 26 of the Construction Industry Act for the permitted business category of this work. (6) Must meet the participation qualification requirements stipulated in Article 4 of the Komagane City Post-Verification General Competitive Bidding Implementation Guidelines (April 1, Reiwa 28). 3. Bid Application Procedure Those wishing to participate in the bidding for this work must submit the Bid Application Form as follows: (1) Submission Period: From Tuesday, September 15, Reiwa 8 to Monday, October 5, Reiwa 8 (excluding Saturdays, Sundays, and holidays) (2) Submission Time: 8:30 AM to 5:15 PM (3) Submission Method: In person or by mail. (If by mail, it must arrive by 5:15 PM on the deadline. Those arriving after 5:15 PM will not be accepted for any reason.) (4) Submission Destination: Komagane City, General Affairs Department, Finance Division, Contracts and Property Section (5) Other: ① Those who do not submit the Bid Application Form by the deadline cannot participate in the bidding. ② If a receipt for the Bid Application Form is required, the applicant must prepare it. 4. Design Document Inspection, etc. (1) Inspection Method: In addition to being posted and announced on the Komagane City website, it will be available for inspection at the Komagane City Hall, General Affairs Department, Finance Division counter. (2) Inspection Period: From Tuesday, September 15, Reiwa 8 to Tuesday, October 6, Reiwa 8 (excluding Saturdays, Sundays, and holidays) (3) Inspection Time: 8:30 AM to 5:15 PM (4) Site Explanation: No explanation session will be held. (5) How to Obtain Design Documents, etc.: Please download from the Komagane City website. 5. Questions Regarding Design Documents, etc. (1) Acceptance Period: From Tuesday, September 15, Reiwa 8 to Wednesday, September 30, Reiwa 8 (excluding Saturdays, Sundays, and holidays, 8:30 AM to 5:15 PM) (2) Submission Destination: Komagane City, General Affairs Department, Finance Division, Contracts and Property Section (3) Submission Method: Please submit questions in writing. (A reference format for the question form is available for download on the Komagane City website.) Submission by hand, FAX, or email attachment is acceptable. (4) Answers to Questions: ① Answer Period: From Wednesday, September 16, Reiwa 8 to Friday, October 2, Reiwa 8 (as needed) ② Answer Method: Questions and answers will be posted on the Komagane City website. (Questioner's name will not be disclosed) 6. Date and Time and Place of Bidding and Opening of Bids (1) Bidding Date and Time: Wednesday, October 7, Reiwa 8, 10:00 AM (2) Bidding Location: Komagane City Hall, 2nd Conference Room (1F) (3) Opening of Bids: Same as above (immediately after bidding) 7. Bidding Matters (1) Bidding Method: ① Those who arrive at the bidding venue after the bidding has started cannot participate. ② Bidding by mail, etc., is not permitted. ③ If a proxy is bidding, a letter of proxy must be submitted before bidding. ④ The number of bids is limited to two. If the planned price is not reached in two bids, the bid will be considered unsuccessful. ⑤ The bid amount must be the amount equivalent to 100/110 of the desired contract amount. ⑥ The contract amount will be the amount stated in the bid plus an amount equivalent to 10/100 of that amount (if there is a fraction of less than 1 yen, that fraction will be rounded down). (2) Minimum Reserve Price System or Low Bid Price Investigation System: A low bid price investigation standard price will be set. (3) Bid Bond: Bid bond is waived. 8. Invalid Bids (1) Bids submitted by those who do not meet the bidding qualifications. (2) Two or more bids submitted by the same person. (3) Bids where bidders have colluded. (4) Bids where the amount or other記載事項 are unclear. (5) In addition to the preceding items, bids that violate the bidding conditions. 9. Submission of Construction Cost Breakdown A construction cost breakdown corresponding to the bid amount stated in the bid must be submitted at the time of the first bid. Bids with a construction cost breakdown amount rounded down to the nearest 10,000 yen are acceptable. 10. Bid Cancellation If there is only one bidder, the bidding will be canceled. 11. Submission of Bid Qualification Confirmation Documents The successful bidder candidate must submit bid qualification confirmation documents as follows: (1) Documents to be Submitted: Documents stipulated in Article 13, Items 1 to 7 of the Komagane City Post-Verification General Competitive Bidding Implementation Guidelines (April 1, Reiwa 28). (2) Submission Period: Within 2 days from the date of becoming the successful bidder candidate (excluding closing days). (3) Submission Destination: Komagane City, General Affairs Department, Finance Division, Contracts and Property Section 12. Determination of Successful Bidder, etc. (1) The successful bidder will generally be determined within 3 days from the date of submission of confirmation documents (excluding closing days). (2) When the successful bidder is determined, the successful bidder and other bidders will be notified immediately by fax. (3) If the bidder is found to be unqualified, they will be notified in writing. (4) Those found to be unqualified may request an explanation of the reasons in writing to the Mayor within 5 days of receiving the notification (excluding closing days). (5) A written response will be provided to those who request an explanation. 13. Contract Conclusion (1) The contract for this work will be concluded within 5 days of the successful bid decision. For bids below the low bid price investigation standard price, if determined as the successful bidder after investigation, the contract will be concluded with conditions specified in Article 5 of the "Revision of Bidding and Contract Systems for Construction Work, etc." dated May 17, Reiwa 23, to ensure the quality of the work. (2) Contract Deposit: A monetary guarantee of 10/100 or more of the contract amount. (3) Advance Payment and Interim Advance Payment: Applicable. (4) Partial Payment: Applicable. 14. Objections (1) Bidders cannot file objections after bidding due to ambiguities in this announcement, contract terms, design documents, or the site. (2) The execution of the bid may be postponed or canceled due to Komagane City's convenience or if it is deemed that the bid cannot be executed fairly. In such cases, bidders cannot file objections. 15. Other Matters Bidders are requested to read the "Komagane City Post-Verification General Competitive Bidding Implementation Guidelines," "Low Bid Price Investigation System Administrative Procedures Manual," and "Komagane City Construction Work Competitive Bidding Rules" carefully before participating. - Contact Information - Komagane City, General Affairs Department, Finance Division, Contracts and Property Section TEL: 0265-83-2111 (Ext. 254, 255) FAX: 0265-83-4348 mail: keiyaku@city.komagane.lg.jp Form No. 2 (Related to Article 13) Komagane City Post-Verification General Competitive Bidding Qualification Confirmation Application Form Year Month Day (Submission Destination) Mayor of Komagane City Address: Company Name: Representative Name: (Seal) I hereby apply for confirmation of the qualification requirements for the bidding of the following work, attaching the following documents. I hereby pledge that all of this application form and attached documents are true and correct. Details: 1. Work Name: FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work (Public Announcement No. 147 dated September 15, Reiwa 8) 2. Attached Documents: [ ] Copy of Construction Industry Permit [ ] Copy of Management Scale Evaluation Result Notification/Overall Evaluation Score Notification [ ] Construction Performance Record [ ] Assigned Engineer Record [ ] Copy of Documents Proving Long-Term Employment Relationship of Assigned Engineer (If it is an insurance card, please black out the symbol number) [ ] Copy of Certificate of Municipal Tax Payment [ ] Other necessary items ( ) 3. Contact Information: Person in Charge: TEL: ( ) FAX: ( ) Above Location Map FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work Special Specifications Komagane City Chapter 1 General Provisions 1. Scope of Application: This Special Specifications applies to the "FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work." 2. Design Documents: Design documents refer to the design book, drawings, and specifications. 3. Consultation on Doubt: In cases where matters are not clearly stated in the design documents or doubts arise, they shall be determined through consultation with the supervisor. 4. Work: The contractor shall complete the work faithfully and completely in accordance with this Special Specifications, the contract, design documents, and other related documents. - The contractor shall comply with all laws and regulations during the execution of this work. - The contractor shall comply with all standards during the execution of this work. 5. Procedures with Related Government Agencies, etc.: If procedures with related government agencies are necessary for the execution of this work, the contractor shall promptly carry them out. 6. Submitted Documents: (1) Work (Completion) Result Report: 1 copy (2) Work Record Photos (Before commencement, during work, completion): 1 copy (3) Commencement Notification, Schedule, Work Supervisor Notification, Completion Notification: 1 copy 7. Other: (1) The work shall be carried out faithfully to ensure that the equipment to be replaced functions fully. (2) Prior consultation with the supervisor is required for the replacement of the equipment, and the work shall be carried out under the supervision of the supervisor. (3) The equipment to be replaced is an important operational facility and is linked to operating equipment. Therefore, specialized skills are required for the work, and experienced technicians who are familiar with the structure and handling of the equipment must be assigned. (4) Sufficient attention shall be paid to safety management. (5) Efforts shall be made to prevent disasters and pollution caused by the construction work. (6) If any abnormalities are discovered during the work, the supervisor shall be immediately notified and instructions/advice shall be sought for the necessary actions. (7) Any waste generated during this work shall be disposed of appropriately by the contractor. The removed equipment shall be moved to a location designated by the supervisor within the purification center premises. (8) Matters not specified in these specifications shall be consulted with the supervisor. Chapter 2 Work Outline and Specifications 1. Work Outline: (1) Work Name: FY2026 Agricultural Drainage Improvement Project: Ryuto Northeast Area Purification Center Aeration Agitator Replacement Work (2) Work Location: Komagane City, Higashiiina 1876 (3) Performance Period: From the date of contract to March 26, Reiwa 9. (Completion is deemed to be the submission of the work report, etc.) (4) Work Content: Aeration Agitator Replacement: 1 set (5) Specifications, etc.: - Specification: Hanshin Electric Machinery Co., Ltd. Aqua-Lator F-37 type (Refer to "Reference Drawings" for specifications.) - The areas where the equipment replacement will be carried out in this work are indicated in colored parts of "Equipment Diagram 1" and "Equipment Diagram 2." Above Complies with the Japan Sewage Works Association's "Standard Work Unit Table for Sewage Facilities" Reiwa 7 Edition, Pumping Stations/Treatment Plants (Mechanical Equipment) Edition.

Data provenance

This notice is sourced from 官公需 (kkj.go.jp) and was originally published on September 15, 2026. Last refreshed 2 days ago. Original language: Japanese. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About 長野県駒ケ根市

長野県駒ケ根市 has issued 38 procurement notices on BidsFactory, including 7 currently open and 0 awarded contracts. Activity concentrates in Construction & Civil Works, Architecture & Engineering Services, and Transport & Logistics. All notices are published for Japan. Notices are distributed via 官公需 (kkj.go.jp). Most recent publication: September 15, 2026.

Frequently asked questions about this tender

What type of contract is this?

This is a Works contract in the Architecture & Engineering Services sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.

Where will the contract be performed?

The contract is for delivery in Japan. Foreign bidders should review local registration, taxation, and any in-country presence requirements before submitting.

How can I submit a bid?

Visit 官公需 (kkj.go.jp) to access the full notice, required documents, and submission instructions provided by the contracting authority.

Who is the contracting authority?

This notice was issued by 長野県駒ケ根市 in Japan. The authority is responsible for evaluating bids, awarding the contract, and managing performance.

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Key Details

Contract Type
Works
Eligibility
Firms / Consortiums
Language
Japanese

Source

jp_kkj
jp_kkj
Official Source

Contracting Authority

長野県駒ケ根市
🇯🇵Japan

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