Extension du traitement biologique de l'ARA Untermarch

Auto-translated from German

Original title: Ausbau Biologische Reinigung ARA Untermarch

Zweckverband ARA Untermarch

Published: Sep 17, 2026

Updated: Sep 17, 2026

Source: simap_ch

About This Opportunity

This is a services contract in the general supplies sector, with a focus on Cleaning. Located in Switzerland, Europe, this opportunity is open to firms and consortiums. Proposals must be submitted before September 24, 2026.

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 services in the general supplies sector. Service contracts are typically evaluated on both technical quality and price, and may require bidders to demonstrate relevant experience and qualified personnel. Interested parties should review the full documentation on the original source before submitting their proposal.

Description

Original language: German

This tender from Switzerland, listed on SIMAP, concerns engineering services for the expansion of the biological treatment stage at the ARA Untermarch wastewater treatment plant. The contracting authority is seeking a general planning contractor to oversee the design, planning, and potentially the execution supervision of this significant infrastructure upgrade. The project aims to enhance the plant's capacity and efficiency in biological wastewater purification. Typical requirements for such an engineering contract include comprehensive expertise in wastewater treatment technologies, hydraulic engineering, process engineering, and environmental engineering. The scope of services will likely encompass feasibility studies, conceptual design, detailed engineering, preparation of tender documents for construction works, and site supervision. Bidders are expected to demonstrate a proven track record in managing complex wastewater infrastructure projects, including experience with similar biological treatment expansions. The general planner will be responsible for coordinating various disciplines, ensuring compliance with environmental regulations, and delivering the project within budget and schedule. This procurement is crucial for improving the environmental performance of the Untermarch wastewater treatment facility.

Data provenance

This notice is sourced from SIMAP Switzerland and was originally published on September 17, 2026. Last refreshed today. Original language: German. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About Zweckverband ARA Untermarch

Zweckverband ARA Untermarch has issued 2 procurement notices on BidsFactory, including 2 currently open and 0 awarded contracts. Activity concentrates in Architecture & Engineering Services, Water & Sanitation, and General Supplies & Services. All notices are published for Switzerland. Notices are distributed via SIMAP Switzerland. Most recent publication: September 17, 2026.

Frequently asked questions about this tender

How can I submit a bid?

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

When does this tender close?

The submission deadline is September 24, 2026. You have 8 days left to prepare and submit your proposal to the contracting authority.

Who is the contracting authority?

This notice was issued by Zweckverband ARA Untermarch in Switzerland. The authority is responsible for evaluating bids, awarding the contract, and managing performance.

What type of contract is this?

This is a Services contract in the General Supplies & Services 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 Switzerland. Foreign bidders should review local registration, taxation, and any in-country presence requirements before submitting.