Tenders/River and Coast Improvement (Improvement) Construction (Riverbed Excavation)
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River and Coast Improvement (Improvement) Construction (Riverbed Excavation)

Auto-translated from Japanese
Original title: 河川海岸改良(改良)工事(河道掘削)
福島県
Published: Aug 31, 2026
Updated: Sep 4, 2026
Source: jp_kkj

About This Opportunity

This is a works contract in the environment and climate, water and sanitation and construction and civil works 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 civil works in the environment and climate 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
River and Coast Improvement (Improvement) Construction (Riverbed Excavation) - 1 - Bid Announcement We hereby announce that a conditional open competitive bid will be held, in accordance with the provisions of Article 167-6, Paragraph 1 of the Local Autonomy Act Enforcement Order (Showa 22, Cabinet Order No. 16; hereinafter referred to as the "Enforcement Order") and Article 246, Paragraph 1 of the Fukushima Prefecture Financial Regulations (Showa 39, Fukushima Prefecture Ordinance No. 17). August 31, Reiwa 8 Director General, Fukushima Prefecture Soso Regional Development Bureau Kazushi Takahashi 1. Matters for Bidding Classification ■ New □ Re-announced □ Re-announced (Design, conditions, etc. revised) Previous Announcement: None Construction Number: 26-41370-0228 Construction Name: River and Coast Improvement (Improvement) Construction (Riverbed Excavation) Construction Location: Within Yamagami, Soma City (Utagawa River Section) Construction Outline: Riverbed excavation work L=54.1m V=1532.8m3 Completion Deadline: By March 31, Reiwa 9 Estimated Price: To be announced after contract conclusion. Item | Applicable | Content if Applicable | Description Start of Construction | Applicable | If applicable, construction started on or after April 1, Reiwa 8. If not applicable, construction started by March 31, Reiwa 8. Minimum Reserve Price | Not Applicable | Construction for which a minimum reserve price is set based on Article 167-10, Paragraph 2 of the Enforcement Order. To be announced after contract conclusion. Comprehensive Evaluation Method | Regionally Focused Type | This is a construction project to which the comprehensive evaluation method is applied, where the successful bidder is determined by comprehensively evaluating factors other than price along with price. The method for determining the successful bidder candidate and the comprehensive evaluation method are as specified in the bid explanation document. A benchmark price will be set for this bid. Low Bid Price Investigation | Applicable | Construction project to which the low bid price investigation system based on Article 167-10, Paragraph 2 of the Enforcement Order is applied. The investigation standard price will be announced after contract conclusion. If a bid below the investigation standard price is submitted, the bidder with the highest evaluation score may not necessarily be the successful bidder. Please cooperate with the low bid price investigation. Construction System Pre-submission Method | Not Applicable | Application of Fukushima Prefecture Construction System Pre-submission Method. The disqualification criteria, investigation details, and forms for the Construction System Pre-submission Method are as specified in the bid explanation document. Electronic Bidding | Applicable | To participate in electronic bidding, pre-registration is required from the following address. Electronic Bidding System (Address): http://www.pref.fukushima.lg.jp/sec/01115c/nyusatsu-98.html Electronic Browsing | Applicable | Electronic Browsing System (Address): http://www.pref.fukushima.lg.jp/sec/01115c/nyusatsu-96.html Relaxation of On-site Manager's On-site Duty | Applicable | If approved by the contracting authority based on the successful bidder's application, the on-site manager of the preceding construction may be assigned as the on-site manager for this construction. In this case, the contracting authority may impose necessary conditions. Placement of Special Construction Manager No. 2 | Applicable | This is a construction project where a construction manager subject to the provisions of Article 26, Paragraph 3, Item 2 of the Construction Industry Act (hereinafter referred to as "Special Construction Manager No. 2") can be assigned. The requirements for assigning a Special Construction Manager No. 2 are as specified in the bid explanation document. Recycling, etc. | Applicable | This is a construction project where the recycling of materials, etc., in construction work is mandated by the Act on the Recycling of Materials, etc., in Construction Work (Act No. 104 of 2000), including separate demolition and recycling of specified construction waste. - 2 - Mixed Bidding (Excluding Reconstruction JV) | Not Applicable | This is a mixed bid that allows participation by a single company or a specific construction joint venture. Reconstruction JV | Not Applicable | This is a mixed bid that allows participation by a single company or a specific construction joint venture as defined in Article 3 of the Supplementary Provisions of the Fukushima Prefecture Construction Joint Venture Handling Guidelines (Notice dated December 28, Reiwa 23, No. 23 Finance 1971 (partially revised on January 6, Reiwa 2)). Capital or Human Relationship | Applicable | Companies with capital or human relationships are not allowed to participate in the same bid. 2. Qualifications Required for Bidders Bidders must meet all of the following conditions and the conditions specified in the bid explanation document. Classification of Work: General Civil Engineering Work Must be registered in the classification of work and grading level shown in the left column of the Fukushima Prefecture Construction Contract Eligible Contractor List valid for the fiscal year in which the bid opening date falls. Grading Level: A, B, or C Permitted Business Type: Scaffolding and Earthmoving Construction Must have a permit for the business types shown in the left column of the Construction Industry Act (Showa 24, Act No. 100). Regional Requirements: Within the District "Within the Prefecture" means having its head office in Fukushima Prefecture. "Adjacent 3 Districts" means having its head office or branch/business office* in the Soso Construction Office district, Kenpoku Construction Office district, Kenchu Construction Office district (limited to Tamura City or Tamura District), or Iwaki Construction Office district. "Within the District" means having its head office or branch/business office* in the Soso Construction Office district. * Branch/Business Office refers to a branch/business office of a company with its head office within the prefecture (prefectural contractor) that is designated as an authorized representative in the Fukushima Prefecture Construction Contract Eligible Contractor List valid for the fiscal year in which the bid opening date falls. Construction Experience of Technicians Must be able to assign a construction manager or chief engineer with the construction experience (experience as an assigned technician) shown in the left column to the construction site on a full-time basis. (However, if the contract amount is less than 45 million yen (less than 90 million yen for general building construction) or if it falls under the proviso of Article 26, Paragraph 3 of the Construction Industry Act, full-time assignment is not required.) "Construction Experience" refers to experience as an assigned technician on a prime contract (in the case of a JV, limited to members with an investment ratio of 20% or more; in the case of a divided construction method, limited to cases where the divided construction falls under the construction shown in the left column. Also, limited to public works (excluding cases where the classification of work is building construction, electrical equipment construction, or air conditioning, heating, and sanitary equipment construction). Public works as used herein refers to works ordered by the clients defined in the Act on Promotion of Proper Bidding and Contract Procedures for Public Works (as of the time of the record), land development corporations, local road corporations, local housing corporations, sewage corporations, land readjustment associations, urban redevelopment associations, land improvement districts, the public university corporation Fukushima Medical University, or the public university corporation Aizu University. The same applies hereinafter). Experience as an assigned technician refers to experience as a chief engineer as defined in Article 26, Paragraph 1 of the Construction Industry Act or as a construction manager as defined in Article 26, Paragraph 2 of the same Act. For construction managers, they must possess a Construction Manager's Qualification Certificate and a Construction Manager Training Completion Certificate. Not required Construction Performance of Company Must have construction performance as a prime contractor during the period shown in the left column, as specified in the left column. Not required - 3 - Scale of Construction Performance of Company Must have construction performance as a prime contractor during the period shown in the left column, with a contract amount of the amount or more shown in the left column per project (in the case of a JV, the amount equivalent to the investment ratio). However, if the same construction was awarded over multiple fiscal years, it is considered one project. Not required Construction Adjacent to JR Lines If applicable, must be able to assign a full-time employee with the qualification of "Construction Manager" from East Japan Railway Company to the construction site. "Construction Manager" refers to a person holding a "Construction Manager (Conventional Line) Qualification Certificate" certified by East Japan Railway Company. Not Applicable 3. Bid Participation Procedures, etc. For this bid, pre-bid participation application procedures are not required, as qualification screening will be conducted after the bid opening. (For construction projects subject to electronic bidding, bidders must register their participation in the electronic bidding system.) Methods for inquiries regarding design documents, submission of bids, announcement of successful bidder candidates, and announcement of bid results are as specified in the bid explanation document. The period and location for browsing design documents, bid execution, etc., are as follows: Item | Period or Deadline | Place, etc. Browsing of Design Documents, etc. | August 31, Reiwa 8 (Mon) - October 6, Reiwa 8 (Tue) | Electronic Browsing System Inquiries regarding Design Documents, etc. | August 31, Reiwa 8 (Mon) - September 8, Reiwa 8 (Tue) | 1-30 Nishiki-cho, Haramachi-ku, Minamisoma City Soso Construction Office, General Affairs Division Phone: 0244-26-1208 Email: sousou.ken.nyusatsu@pref.fukushima.lg.jp * The subject line and file name for inquiries regarding design documents via email should be "[Inquiry Regarding Design Documents] Last 4 digits of Construction Number (Company Name)". * In principle, inquiries should be sent via email. If facsimile transmission is preferred, please contact the phone number above. Scheduled Response to Inquiries | September 15, Reiwa 8 (Tue) | Fukushima Prefecture Soso Regional Development Bureau, Treasury Office Website * Before submitting bids, please check the website for inquiry responses. Bid Participation Registration | September 25, Reiwa 8 (Fri) - September 28, Reiwa 8 (Mon) | Limited to electronic bidding. Input via the electronic bidding system. - 4 - Submission of Bids, etc. | October 5, Reiwa 8 (Mon) 9:00 AM - 5:00 PM October 6, Reiwa 8 (Tue) 9:00 AM - 3:00 PM | Input via the electronic bidding system. * The bid submission period is 2 days. However, the closing time on the final day is 3:00 PM. * If bids are submitted after 5:00 PM on the first day and before 9:00 AM on the final day, and they are not received due to system issues, they will be considered as withdrawn. Please submit within the system usage hours. Bid Opening | October 7, Reiwa 8 (Wed) 1:00 PM | As above. After the bid opening, the bid opening results will be publicly available all day at the following location. 1st Floor, Minamisoma Joint Government Building, South Building, 1-30 Nishiki-cho, Haramachi-ku, Minamisoma City, Fukushima Prefecture, in front of the Treasury Office. Scheduled Date for Determination of Successful Bidder | October 15, Reiwa 8 (Thu) * Electronic browsing system usage hours are from 8:00 AM to 10:00 PM (excluding prefectural holidays as defined in Article 1, Paragraph 1 of the Fukushima Prefecture Ordinance on Prefectural Holidays (Reiwa 1, Fukushima Prefecture Ordinance No. 7). The same applies hereinafter). * Electronic bidding system usage hours are from 9:00 AM to 5:00 PM. 4. Matters Concerning the Screening of Bid Participation Qualification Requirements If a successful bidder candidate is determined, the candidate will be notified promptly after the bid opening by telephone or other reliable means. Screening of the successful bidder candidate's qualification requirements, determination of the successful bidder, and notification of ineligibility for bidding will be conducted according to the bid explanation document. 5. Bid Security and Contract Security Bid security and contract security are as specified in the bid explanation document. 6. Invalid Bids Bids submitted by persons who do not meet the qualifications required for participation in the bid, or bids that violate the conditions related to bidding specified in the Fukushima Prefecture Construction Contract Bidding Rules, etc., shall be deemed invalid. 7. Trial Construction Project for Calculation Methods in Reconstruction Projects, etc. in the Great East Japan Earthquake (1) This construction project is a "Trial Construction Project for Labor Force Acquisition Calculation Method" where, after the contract is concluded, if changes occur in the measures required for labor force acquisition and it becomes difficult to carry out the work appropriately with the amount based on the "Standard Calculation Standards for Civil Engineering Works (Fukushima Prefecture Department of Civil Engineering)", the design will be changed at the final settlement and adjustment stage based on the actual expenditure of indirect costs related to labor force acquisition. Maintenance Costs: Laborer transportation costs, accommodation costs, rental costs. Labor Management Costs: Costs related to recruitment and dissolution, costs other than wages such as meals and commuting. (2) This construction project is calculated based on the "Trial Regarding Calculation Methods for Reconstruction Projects, etc. in the Great East Japan Earthquake Recovery and Reconstruction Projects" (Refer to the Technical Management Division HP: http://www.pref.fukushima.lg.jp/sec/41025b/torikumi.html). 8. Other (1) This construction project is subject to the "Trial Guidelines for Securing Two Days Off Per Week in Construction Projects Ordered by the Fukushima Prefecture Department of Civil Engineering" (Refer to the Technical Management Division HP: http://www.pref.fukushima.lg.jp/sec/41025b/shuukyuufutuka.html). The contractor must comply with the matters specified in the trial guidelines. The ordering method for this construction project is designated by the ordering authority. (2) This construction project is subject to the "Implementation Guidelines for Construction Career Up System Utilization in Construction Projects Ordered by the Fukushima Prefecture Department of Civil Engineering" (Refer to the Technical Management Division HP: http://www.pref.fukushima.lg.jp/sec/41025b/ccus.html). The contractor must comply with the matters specified in the implementation guidelines. (3) This construction project is an "ICT Utilization Construction Project" that utilizes 3D data for commencement surveys, construction, progress management, construction management records, and related documents. Details will be provided in the special specifications. (4) For other details, please refer to the bid explanation document. For inquiries, please contact the following. Contact: Fukushima Prefecture Soso Regional Development Bureau, Treasury Office Phone: 0244-26-1302 Email: souso.suito@pref.fukushima.lg.jp * If you wish to inquire by facsimile, please contact the phone number above. - 5 - List of Documents to be Submitted Document | Submitted at Bid Participation Registration | Submitted at Bid Submission Technical Proposal | ○ (Note 1) (Note 2) | Bid | | Input into the system Breakdown of Estimate | ○ (Note 1) | Summary of Breakdown of Estimate (Form No. 6 of Low Bid Price Investigation Procedures) | ○ (Note 1) | Breakdown of Construction Costs (Form No. 1 of Fukushima Prefecture Construction System Pre-submission Method Trial Guidelines) | — | Breakdown of Subcontracted Work Types (Form No. 2 of Fukushima Prefecture Construction System Pre-submission Method Trial Guidelines) | — | * Notes on Electronic Bidding (Note 1) If you attach the wrong file (except for arbitrary files), your bid may be invalidated. Please be careful. (Note 2) For comprehensive evaluation method projects other than the standard type, the submission button will appear in the system even if the technical proposal has been submitted at the time of bid participation registration. This is a system specification and does not reflect the actual submission status.

Data provenance

This notice is sourced from 官公需 (kkj.go.jp) and was originally published on August 31, 2026. Last refreshed 18 days ago. Original language: Japanese. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About 福島県

福島県 has issued 187 procurement notices on BidsFactory, including 15 currently open and 68 awarded contracts. Activity concentrates in Construction & Civil Works, Transport & Logistics, and Architecture & Engineering Services. All notices are published for Japan. Notices are distributed via 官公需 (kkj.go.jp). Most recent publication: September 18, 2026.

Frequently asked questions about this tender

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 福島県 in Japan. The authority is responsible for evaluating bids, awarding the contract, and managing performance.

What type of contract is this?

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

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Key Details

Contract Type
Works
Eligibility
Firms / Consortiums
Language
Japanese

Source

jp_kkj
jp_kkj
Official Source

Contracting Authority

福島県
🇯🇵Japan

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