Tenders/Watershed-Related Public Sewerage Water Quality etc. Survey Services Contract
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Watershed-Related Public Sewerage Water Quality etc. Survey Services Contract

Auto-translated from Japanese
Original title: 流域関連公共下水道水質等調査業務委託
埼玉県川越市
Published: Jul 30, 2026
Updated: Aug 7, 2026
Source: jp_kkj

About This Opportunity

This is a consulting contract in the environment and climate, water and sanitation and Research sectors. 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 consulting in the environment and climate sector. Consulting assignments are typically evaluated with a strong emphasis on the technical proposal, including the methodology and qualifications of key experts. Shortlisted firms may be invited to submit financial proposals in a second stage. Interested parties should review the full documentation on the original source before submitting their proposal.

Description

Auto-translated from Japanese

Watershed-Related Public Sewerage Water Quality etc. Survey Services Contract
Kawagoe City Waterworks and Sewerage Bureau General Competitive Bid Announcement Kawagoe City Waterworks and Sewerage Bureau Announcement Finance No. 65 In accordance with the provisions of Article 167-6 of the Local Autonomy Act Enforcement Order (Showa 22, Cabinet Order No. 16; hereinafter referred to as the "Enforcement Order"), we hereby announce a general competitive bid as follows.
July 30, Reiwa 8 (2026) Yukinori Noguchi, Administrator, Kawagoe City Waterworks and Sewerage Project (Official Seal Omitted) 1. Contract Subject to Bid (1) Contract Name: Watershed-Related Public Sewerage Water Quality etc. Survey Services Contract (2) Contract Location: In front of 1252 Azuma, Kawagoe City, and 16 other locations. (3) Contract Period: From the date of contract conclusion until February 19, Reiwa 9 (2027). 2. Bid Date and Location (1) Date and Time: Thursday, August 20, Reiwa 8 (2026), 1:20 PM. (2) Location: Conference Room on the 2nd Floor, Kawagoe City Waterworks and Sewerage Bureau Building. 3. Payment Terms: Paid upon completion.
4. Bid Participation Qualification: Unless otherwise specified, the following requirements must be continuously met during the period from the date of this announcement to the bid date.
(1) Must be listed under the "Other Services" major category and "Water Quality Testing Services" minor category in the FY Reiwa 7-8 (2025-2026) Kawagoe City Competitive Bidder Qualification Register (hereinafter referred to as the "Qualification Register") based on the "Kawagoe City Regulations on Qualifications for Competitive Bidders" (Showa 6, Public Notice No. 351).
(2) Must meet one of the following requirements and be listed in the Qualification Register:
A. Businesses with their head office in Kawagoe City.
B. Businesses with a branch or business office in Kawagoe City and who have registered an agent authorized to conclude contracts.
C. Businesses with their head office in Saitama Prefecture, not falling under 4(2)A or 4(2)B.
D. Businesses with a branch or business office in Saitama Prefecture, not falling under 4(2)A or 4(2)B, and who have registered an agent authorized to conclude contracts.
(3) Must be registered with the prefectural governor for a "Measurement Certification Business" (Business Category: Concentration Water) under Article 107 of the Measurement Act.
(4) Must not fall under the provisions of Article 167-4 of the Enforcement Order.
(5) Must meet the provisions of Article 2 of the "Kawagoe City Waterworks and Sewerage Bureau Contract Regulations" (Showa 54, Waterworks Department Management Regulations No. 2; hereinafter referred to as the "Contract Regulations").
(6) Must not be subject to bid suspension measures under the "Kawagoe City Measures for Suspension of Bidding Participation in Contracts for Construction Work, etc.".
(7) Must not be subject to bid exclusion measures under the "Kawagoe City Measures for Exclusion of Violence from Construction Work, etc.".
(8) Must not be a party for whom a petition for commencement of rehabilitation proceedings has been filed under the Company Rehabilitation Act (Act No. 154 of 2002).
However, this excludes parties for whom a decision to commence proceedings has been made.
(9) Must not be a party for whom a petition for commencement of rehabilitation proceedings has been filed under the Civil Rehabilitation Act (Act No. 225 of 1999).
However, this excludes parties for whom a decision to commence proceedings has been made.
(10) There must be no relationship between the bidder and other prospective bidders as described below:
A. Capital Relationship: In the case of two companies falling under any of the following. However, this excludes cases where a subsidiary (as defined in Article 2, Item 3 of the Companies Act (Act No. 86 of 2005; hereinafter the same) or one of the subsidiaries is a company undergoing rehabilitation proceedings as defined in Article 2, Item 7 of the Company Rehabilitation Act or Article 2, Item 4 of the Civil Rehabilitation Act (hereinafter referred to as "rehabilitating companies, etc.")).
(A) Relationship between a parent company (as defined in Article 2, Item 4 of the Companies Act; hereinafter the same) and a subsidiary.
(B) Relationship between subsidiaries sharing the same parent company.
B. Personnel Relationship: In the case of two companies falling under any of the following. However, (A) excludes cases where one of the companies is a rehabilitating company, etc.
(A) When a director of one company also serves as a director of the other company.
(B) When a director of one company also serves as a trustee appointed under Article 67, Paragraph 1 of the Company Rehabilitation Act or Article 64, Paragraph 2 of the Civil Rehabilitation Act for the other company.
C. Partnership Relationship: In the case of two companies falling under the following.
Relationship between a small and medium-sized enterprise cooperative (as defined in Article 3 of the Small and Medium-sized Enterprise Cooperatives Act (Act No. 181 of 1949); hereinafter referred to as "cooperative") and a member of said cooperative.
D. Other: Cases where it is recognized that the fairness of bidding is hindered.
Cases where a specific relationship equivalent to A, B, and C is recognized.
5. Contract Terms, etc.: In addition to the provisions of this announcement, procedures related to this bid and contract shall be governed by the Enforcement Order, Contract Regulations, Kawagoe City Competitive Bidders' Handbook, etc.
Laws and regulations can be viewed at the Kawagoe City Waterworks and Sewerage Bureau, Finance Division, or on the Kawagoe City website.
6. Bid Opening: Immediate bid opening. 7. Minimum Restriction Price: Applicable. 8. Bid Bond: Exempt. 9. Contract Deposit: Exempt. 10. Performance Guarantee for Contract: If deemed necessary by the Administrator of Kawagoe City Waterworks and Sewerage Project, one company with equivalent financial strength, capability, and creditworthiness.
11. Prohibition of Subcontracting the Entire Work. 12. Specifications: Specifications will be posted on the Kawagoe City website.
Posting Period: From Thursday, July 30, Reiwa 8 (2026) to Thursday, August 20, Reiwa 8 (2026). 13. Bid Participation Application: Those who meet the bid participation qualifications in 4 and wish to participate in the bid must submit the general competitive bid participation application form, etc., as follows.
(1) Documents to Submit: A. General Competitive Bid Participation Application Form (Kawagoe City Waterworks and Sewerage Bureau Designated Form). B. Pledge and Consent Form for City Tax Payment (Kawagoe City Designated Form. Submit even if no taxes are levied by the city. If this document cannot be submitted, submit a "City Tax Payment Certificate Application and Certificate" (Kawagoe City Designated Form, certified by the city on or after the bid announcement date) (copy acceptable).)
C. Capital Relationship/Personnel Relationship Statement (Kawagoe City Waterworks and Sewerage Bureau Designated Form).
D. Copy of registration certificate, etc., confirming the matters in 4 (3).
(2) Submission Destination: Kawagoe City Waterworks and Sewerage Bureau, Finance Division (2nd Floor, Kawagoe City Waterworks and Sewerage Bureau Building), 20-10 Mikubo-cho, Kawagoe City.
(3) Submission Method: In person.
(4) Acceptance Period: From Thursday, July 30, Reiwa 8 (2026) to Monday, August 17, Reiwa 8 (2026) (excluding Saturdays, Sundays, and national holidays as defined in Article 2 of the Act on National Holidays (Showa 23, Act No. 178)).
(5) Acceptance Hours: 8:45 AM to 4:30 PM (excluding 12:00 PM to 1:00 PM).
14. Other Matters: (1) The number of bids is limited to three times per bid.
(2) Bids falling under Article 12 of the Contract Regulations are invalid.
(3) The amount stated in the bid form shall be the amount equivalent to 100/110 of the estimated amount, regardless of whether the bidder is a taxable or tax-exempt business for consumption tax and local consumption tax.
(4) Use the Kawagoe City Waterworks and Sewerage Bureau designated form for the bid form.
(5) Agents of bidders must bring their agent's seal and submit a power of attorney.
(6) If information is received regarding collusion or other acts that hinder fair bidding, additional procedures may be imposed as a condition for bidding eligibility, in accordance with the "Kawagoe City Collusion Information Response Manual".
15. Special Provisions: Details are provided in the specifications.
16. Objection Filing: Bidders who have participated in the bid cannot file objections after the bid based on unclear points regarding the Enforcement Order, Contract Regulations, Kawagoe City Competitive Bidders' Handbook, specifications, site, etc.
17. Inquiries: (1) Announcement Content: Kawagoe City Waterworks and Sewerage Bureau, Finance Division (2nd Floor, Kawagoe City Waterworks and Sewerage Bureau Building). (2) Contract Content: Kawagoe City Waterworks and Sewerage Bureau, Waterworks and Sewerage Management Center.
Scope of Contract: Contract Period: From the date of contract conclusion until February 19, Reiwa 9 (2027). Location: Azuma, Kawagoe City, and 16 other locations. Reiwa 8 (2026) Specifications: This contract is to conduct surveys of water quality, etc., of wastewater flowing from watershed-related public sewerage to watershed sewerage, in accordance with the Saitama Prefecture Watershed Sewerage Connection Handling Guidelines.
Contract Name: Watershed-Related Public Sewerage Water Quality etc. Survey Services Contract. Contract Location: Name: Type: Quantity: Unit: Unit Price: Amount: Remarks: Survey and Other Contract Costs: Labor Costs: 1 set: As per Appendix A-1 Breakdown. Vehicle Costs: Units: As per Appendix A-2 Breakdown. Survey and Measurement Costs: 18 samples: As per Appendix A-3 Breakdown. Analysis Costs: 1 set: As per Appendix A-4 Breakdown. Safety Measures Costs: 1 set. Total: General Expenses: Subtotal: Consumption Tax Equivalent, etc.: Total: Contract Breakdown: Name: Quantity: Unit: Unit Price: Amount: Remarks: 1. Labor Costs (Daytime): Technician C: Persons: Engineering Staff: Persons: Traffic Controller A: Persons: Traffic Controller B: Persons: Subtotal: Daytime Labor Costs. 2. Labor Costs (Overtime): Technician C: Persons: Engineering Staff: Persons: Traffic Controller A: Persons: Traffic Controller B: Persons: Subtotal: Overtime Labor Costs. 3. Labor Costs (Nighttime): Technician C: Persons: Engineering Staff: Persons: Traffic Controller A: Persons: Traffic Controller B: Persons: Subtotal: Nighttime Premium: Total: Appendix A-1 Breakdown: Name: Machine Name: Number of Personnel: Unit: Unit Price: Amount: Remarks: Vehicle Costs: Light Van: Driver: Hourly Rental Fee: 24 hours: Driver: Hourly Fuel Cost: 24 hours: Seating Capacity: 5 persons: Displacement: 1500cc: 1 unit: 24 hours: Appendix A-2 Breakdown: Name: Machine Name: Quantity: Unit: Unit Price: Amount: Remarks: Survey and Measurement Costs: Visual Inspection: 1 sample: Composite Sample Preparation Fee: 1 sample: Total: 1 sample: Appendix A-3 Breakdown: No.: Item: Sample Count: Unit Price: Amount: 1. pH: 18 2. Biochemical Oxygen Demand: 18 3. Chemical Oxygen Demand: 18 4. Suspended Solids: 18 5. Oil Content (n-Hexane Extractable Matter) (Animal): 18 5. Oil Content (n-Hexane Extractable Matter) (Mineral): 18 6. Phenols (Phenol Content): 9 7. Copper (Copper Content): 8 8. Zinc (Zinc Content): 9 9. Soluble Iron (Soluble Iron Content): 7 10. Soluble Manganese (Soluble Manganese Content): 7 11. Chromium (Chromium Content): 6 12. Total Phosphorus (Phosphorus Content): 18 13. Total Nitrogen (Nitrogen Content): 18 14. Cadmium (Cadmium and its compounds): 6 15. Total Cyanide (Cyanide compounds): 7 16. Lead (Lead and its compounds): 11 17. Hexavalent Chromium (Hexavalent Chromium Compounds): 9 18. Arsenic (Arsenic and its compounds): 9 19. Total Mercury (Mercury, alkylmercury, and other mercury compounds): 10 20. Alkylmercury (Alkylmercury compounds): 4 21. Polychlorinated Biphenyls: 4 22. Organophosphorus Compounds (O-P): 4 23. Trichloroethylene: In case of 5 items: 2 24. Tetrachloroethylene: In case of 6 items: 1 25. 1,1,1-Trichloroethane: In case of 7 items: 2 26. 1,1,2-Trichloroethane: In case of 8 items: 1 27. Carbon Tetrachloride: In case of 11 items: 4 28. Dichloromethane: - - 29. 1,2-Dichloroethane: - - 30. cis-1,2-Dichloroethylene: - - 31. 1,1-Dichloroethylene: - - 32. 1,3-Dichloropropene: - - 33. Benzene: - - 34. 1,4-Dioxane: 7 35. Simazine: 4 36. Thiocarbamate (Benthiocarb): 4 37. Thiuram: 4 38. Selenium (Selenium and its compounds): 5 39. Fluorine (Fluorine and its compounds): 10 40. Boron (Boron and its compounds): 11 41. Iodine Consumption: 18 42. Dioxins: 3 348. Appendix A-4 Breakdown: Ammonia, ammonium compounds, nitrite compounds, and nitrate compounds: Total: 1. Watershed-Related Public Sewerage Water Quality etc. Survey Services Contract Specifications 1. Purpose: These specifications define the necessary matters for the Watershed-Related Public Sewerage Water Quality etc. Survey Services Contract, aiming for appropriate and smooth execution of the work.
2. Scope of Work: Conduct surveys of water quality and flow rate at 17 watershed-related public sewerage connection points (18 samples) as listed in Appendix 1. The survey will be conducted over 24 hours (sampling every 2 hours), and after sampling, measurements of appearance and pH will be taken promptly. Furthermore, based on flow meter data, a composite sample will be prepared according to flow rate ratios, and the water quality of the composite sample will be analyzed for the items listed in Appendix 2. If the flow rate is unknown due to flow meter malfunction, etc., the composite sample will be prepared according to the Ordering Party's instructions. All locations will be surveyed on the same day in principle, and details will be discussed and followed according to the Ordering Party's instructions.
3. Contract Period: From the date of contract conclusion until Friday, February 19, Reiwa 9 (2027).
4. Work Implementation Guidelines: (1) Sampling: Sampling will be carried out by a team of 4 or more. Personnel engaged in sampling and surveys (excluding traffic control) shall consist of 2 or more experienced individuals per team, and all relevant laws and regulations, including labor safety and road traffic laws, must be observed. Traffic control shall be performed by 2 or more specialized personnel per team, and in necessary locations, certified security guards (Class 1 or Class 2) shall be assigned in accordance with relevant laws. The survey date shall be in October or November in principle, avoiding rainy days, and the date and time will be determined after thorough consultation with the Ordering Party.
(2) Water Quality Analysis: The Contractor shall be a business registered with the prefectural governor for measurement certification services related to substances as defined by the Measurement Act (Act No. 51 of 1992), and the personnel engaged in analysis shall have sufficient experience. The Contractor shall, in principle, perform analysis using the methods described in the attached "Analysis Items and Measurement Methods" and strive to ensure analytical accuracy at all times. The Ordering Party may conduct on-site inspections to verify the Contractor's analytical system. If values exceeding the standard are detected, the Contractor shall report immediately to the Ordering Party. If doubts arise regarding the analysis results, the Ordering Party may request an explanation from the Contractor's environmental measurement specialist at a date and time and location specified by the Ordering Party, and the Contractor shall comply. If any part of this work is to be subcontracted to a third party, the subcontracted work content, the name of the subcontractor, and the reason for subcontracting must be clearly stated, submitted in writing in advance, and approved by Kawagoe City.
5. Preparations Before Work Commencement: The Contractor shall borrow the key to the flow meter installed at the connection point from the Saitama River Arakawa Right Bank Sewerage Office. The Contractor shall prepare in advance the necessary items for road use permits, traffic control, sampling, and measurement equipment.
6. Designation of Responsible Person: The Contractor shall designate a responsible person in advance to ensure the smooth execution of the work. The Contractor shall maintain close communication with the Ordering Party during work execution.
27. Work Completion Report, etc.: (1) Reporting of Results: Upon completion of the work, the following items must be strictly adhered to, and a report submitted, followed by acceptance inspection by the Ordering Party. *Submission Deadline: Within...

Data provenance

This notice is sourced from 官公需 (kkj.go.jp) and was originally published on July 30, 2026. Last refreshed today. Original language: Japanese. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About 埼玉県川越市

埼玉県川越市 has issued 107 procurement notices on BidsFactory, including 15 currently open and 0 awarded contracts. Activity concentrates in General Supplies & Services, Environment & Climate, and Water & Sanitation. All notices are published for Japan. Notices are distributed via 官公需 (kkj.go.jp). Most recent publication: July 30, 2026.

Frequently asked questions about this tender

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 埼玉県川越市 in Japan. The authority is responsible for evaluating bids, awarding the contract, and managing performance.

What type of contract is this?

This is a Consulting contract in the Environment & Climate 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.

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Key Details

Contract Type
Consulting
Eligibility
Firms / Consortiums
Language
Japanese

Source

jp_kkj
jp_kkj
Official Source

Contracting Authority

埼玉県川越市
🇯🇵Japan

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