River Improvement (National Treasury Subsidy) Construction (Nakagawakitaku Area Widening Work Part 2)
About This Opportunity
埼玉県 県土整備部 行田県土整備事務所 Japan: 河川改修（国庫補助）工事（中川北大桑地区拡幅工その２）. Works contract awarded, construction & civil works. Awarded to サイレキ建設工業株式会社 本店 (JPY 92.4M, Apr 2026).
This is a works contract in the construction and civil works and infrastructure sectors. Located in Japan, Asia, this opportunity is open to firms and consortiums.
Published through Saitama Prefecture (koukai PPI), 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 construction and civil works 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. This contract has already been awarded. The information is published for transparency and market intelligence purposes.
Description
Auto-translated from JapaneseRiver Improvement (National Treasury Subsidy) Construction (Nakagawakitaku Area Widening Work Part 2)
Department: Saitama Prefecture, Prefectural Civil Engineering Department, Gyoda Prefectural Civil Engineering Office
Industry/Service: Scaffolding and Earthwork
Rating: A
Bidding Method: General Competitive Bidding (Direct Bidding)
Project Location: First-class River Nakagawa / Araishinden, Kazo City
Bid Opening Date: 2026/04/23 09:30
Estimated Price (excluding tax): 100,423,000
Design Price (excluding tax): 100,423,000
Result: Winner Decided
Winner: Saireki Kensetsu Kogyo Co., Ltd. Head Office
Winning Bid Amount: 92,389,000 yen
Project Number: 25000308545
For details, please refer to Saitama Prefecture (Procurement Information Disclosure System).
Data provenance
This notice is sourced from Saitama Prefecture (koukai PPI) and was originally published on April 23, 2026. Last refreshed 33 days ago. Original language: Japanese. BidsFactory mirrors official procurement notices and links back to the source for full legal text.
About 埼玉県 県土整備部 行田県土整備事務所
埼玉県 県土整備部 行田県土整備事務所 has issued 106 procurement notices on BidsFactory, including 14 currently open and 47 awarded contracts. Activity concentrates in Construction & Civil Works, Infrastructure, and Architecture & Engineering Services. All notices are published for Japan. Notices are distributed via Saitama Prefecture (koukai PPI). Most recent publication: June 23, 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 Saitama Prefecture (koukai PPI) to access the full notice, required documents, and submission instructions provided by the contracting authority.
Is this tender still open?
No — the contract has already been awarded to サイレキ建設工業株式会社 本店. The award notice is archived on BidsFactory for transparency and market intelligence.
Who is the contracting authority?
This notice was issued by 埼玉県 県土整備部 行田県土整備事務所 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 Construction & Civil Works sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.
How much was the contract awarded for?
サイレキ建設工業株式会社 本店 was awarded the contract for ¥92,389,000. The figure reflects the value disclosed by the contracting authority in the award notice.
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