Riet Ii Lake Waterworks, Lot 4: Process Tender - 141667314

Procurement Summary

Country: Switzerland

Summary: Riet Ii Lake Waterworks, Lot 4: Process Engineering

Deadline: 28 Jun 2026

Posting Date: 20 May 2026

Other Information

Notice Type: Tender

TOT Ref.No.: 141667314

Document Ref. No.: 346211-2026

Competition: ICB

Financier: Self Financed

Purchaser Ownership: Public

Tender Value: Refer Document

CPV Classification

45252126 - Drinking-water treatment plant construction work

Purchaser's Detail

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Tender Details

Riet II lake waterworks, lot 4: process engineering The RWSG supplies around 150, 000 people and numerous companies in the Lake Constance region to St. Gallen. The RWSG is planning the construction due to increasing water requirements, a lack of redundancies and existing studies a new sea waterworks next to the Riet high-pressure pumping station in Goldach to ensure the long-term regional water supply. The construction of the new building was divided into several lots. The subject of this tender is the lot Process engineering. This tender covers services in the following areas: * Planning execution project for process engineering with detailed functional description and 3D partial model for process engineering * Raw water pumps * Ultrafiltration * Ozonation * Activated carbon filter and UV system * Alluvial water treatment (submerged ultrafiltration, activated carbon, pumps, piping, fittings etc.) * Chemicals (dosing stations, piping, etc.) * Piping system according to specification, scope of services in plan CHZ10057.33.901A. The implementation project is scheduled for the period September 1, 2026 - June 30, 2027. By the end of November 2026, all procedural points that have an impact on the reinforced concrete construction project must be specified become. The process engineering equipment must be installed between March 1, 2028 and April 30, 2029. Commissioning and handover of the system is planned for the end of November 2029...
Document Type: Contract Notice Contract Type: works Doc Title: Seewasserwerk Riet II, Los 4: Verfahrenstechnik Dispatch Date: 2026-05-19 Publish Date: 2026-05-20 Submission Date: 2026-06-28

Documents

 Tender Notice