ARA Oberes Rheintal: Vorprojekt Neubau ARA

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Location: Canton SG
Procuring office: Stadt Altstätten

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Awarded directly

According to the simap publication. Values that are not given are deliberately missing here.

Awarded to

As published on simap.ch: winner and price (with or without VAT, as stated).

Award of 12.08.2024Direct award
- Hunziker Betatech AG, WinterthurCHF 470’000.00 without VAT

Awards of this contracting authority

Justification

Freihändige Vergabe gestützt auf Art. 21 Abs. 2 lit. c und e (IVöB)

AI summary

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In brief
Services
Requirements
Conditions
Dates
Award criteria

An example of the structure without content: no summary is stored for this tender yet.

What is being procured?

Scope of work

Das Projekt umfasst die Projektierung einer gemeinsamen Kläranlage für die Gemeinden Oberriet, Rüthi, Sennwald und der Stadt Altstätten am Standort der heutigen ARA Altstätten. Im Projektumfang ist das Vorprojekt der neuen Kläranlage enthalten.

Key facts, codes and options

Type of contract: Service
Trades: Not evident from the available publication data.
CPV: CPV 71300000 – Engineering services
Options: Not evident from the available publication data.
Variants: Not evident from the available publication data.
Partial offers: Not evident from the available publication data.

TEXFY assessment: Products, installations, quantities, technical specifications and exclusions are not structured fields of the publication. TEXFY does not analyse the free text on them: check the original text and the tender documents.

Market data for this service

From awards published on simap.ch, without rankings and without rating companies.

Comparable awards

Wastewater treatment plants, canton of St. Gallen, last 12 months

8 awards, bids (median): 2.5.

Awards: Wastewater treatment plants

Range of award prices

Wastewater treatment plants, all of Switzerland, last 12 months

CHF 207’05110 % of the prices were lower

CHF 681’396Median: half were lower

CHF 5’676’86310 % of the prices were higher

8 out of 10 award prices were between CHF 207’051 and CHF 5’676’863.

From 178 published award prices in CHF from 13.11.2025 to 02.11.2026, with or without VAT, as published. A single contract can differ widely.

Official source

Go to the official tender

simap project number: 2966
Publication number: 2966-01
Covered by international agreements: No

Checked against simap: 10.11.2026, 18:02

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More in the guide

Contract awards in St. Gallen: monthly reports

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