Station de traitement d'eau de Riet II, lot 4 : génie des procédés

Auto-translated from German

Original title: Seewasserwerk Riet II, Los 4: Verfahrenstechnik

RWSG Regionale Wasserversorgung St. Gallen AG

Published: May 5, 2026

Updated: Jun 18, 2026

Source: simap_ch

This tender is closed

The submission deadline for this tender has passed. It is no longer accepting bids.

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About This Opportunity

Procurement notice from RWSG Regionale Wasserversorgung St (Switzerland, governance & public sector): Seewasserwerk Riet. Submission deadline Jun 2026.

This is a works contract in the governance and public administration sector. Located in Switzerland, Europe, this opportunity is open to firms and consortiums.

Published through SIMAP Switzerland, 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 governance and public administration 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.

Description

Original language: German

Die RWSG versorgt rund 150'000 Personen sowie zahlreiche Betriebe in der Region Bodensee bis St. Gallen. Aufgrund steigenden Wasserbedarfs, fehlender Redundanzen und bestehender Studien plant die RWSG den Bau eines neuen Seewasserwerks neben dem Hochdruckpumpwerk Riet in Goldach zur langfristigen Sicherstellung der regionalen Wasserversorgung. Die Erstellung des Neubaus wurde in mehrere Lose aufgeteilt. Gegenstand der vorliegenden Ausschreibung ist das Los Verfahrenstechnik. Diese Ausschreibung umfasst die Leistungen in den folgenden Bereichen: Planung Ausführungsprojekt Verfahrenstechnik mit detailliertem Funktionsbeschrieb und 3D-Teilmodell Verfahrenstechnik Rohwasserpumpen Ultrafiltration Ozonierung Aktivkohlefilter und UV-Anlage Schwemmwasseraufbereitung (Getauchte Ultrafiltration, Aktivkohle, Pumpen, Verrohrung, Armaturen etc.) Chemikalien (Dosierstationen, Verrohrung etc.) Verrohrungssystem gemäss Spezifikation Leistungsumfang im Plan CHZ10057.33.901A. Das Ausführungsprojekt ist für den Zeitraum 1. September 2026 - 30. Juni 2027 vorgesehen. Bis Ende November 2026 müssen dabei alle verfahrenstechnische Punkte, welche einen Einfluss auf das Ausführungsprojekt Stahlbetonbau haben, spezifiziert werden. Die verfahrenstechnische Ausrüstung muss zwischen dem 1. März 2028 und dem 30. April 2029 installiert werden. Die Inbetriebnahme und Übergabe der Anlage ist für Ende November 2029 geplant.

Data provenance

This notice is sourced from SIMAP Switzerland and was originally published on May 5, 2026. Last refreshed 7 days ago. Original language: German. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About RWSG Regionale Wasserversorgung St. Gallen AG

RWSG Regionale Wasserversorgung St. Gallen AG has issued 10 procurement notices on BidsFactory, including 3 currently open and 0 awarded contracts. Activity concentrates in Architecture & Engineering Services, Water & Sanitation, and Construction & Civil Works. All notices are published for Switzerland. Notices are distributed via SIMAP Switzerland. Most recent publication: June 6, 2026.

Frequently asked questions about this tender

Where will the contract be performed?

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

How can I submit a bid?

Visit SIMAP Switzerland to access the full notice, required documents, and submission instructions provided by the contracting authority.

Is this tender still accepting bids?

No — the submission deadline has passed. The notice is archived for reference. To find open opportunities, use the filters above to browse current tenders.

Who is the contracting authority?

This notice was issued by RWSG Regionale Wasserversorgung St. Gallen AG in Switzerland. 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 Governance & Public Administration sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.