Expansion of the wastewater treatmant plant "Bachwis": Filtration using granular activated carbon (GAC)

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Location: Canton ZH
Procuring office: Zweckverband Kläranlage VSFM (Hunziker Betatech AG)

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Awarded

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 12.08.20262 bids
- HFS Aqua AG, WinterthurCHF 3’275’430.00 incl. VAT

Awards of this contracting authority

Justification

Beste Erfüllung der Zuschlagskriterien

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

Verfahrenstechnische Ausrüstung eines Zwischenhebewerks und einer statischen Raumfiltration mit Granulierter Aktivkohle (GAK) als Filtermedium zwecks Elimination von Mikroverunreinigungen in kommunalem Abwasser. Die Ausschreibung beinhaltet Planung, Herstellung, Transport, Lieferung, Montage und Inbetriebnahme der kompletten Anlage. Der Umfang ist im Leistungsbeschrieb und im Leistungsverzeichnis detailliert beschrieben.

Key facts, codes and options

Type of contract: Supply
Type of supply: Contract for work
Procedure: Open procedure
Trades: Not evident from the available publication data.
CPV: CPV 42912000 – Liquid filtering or purifying machinery and apparatus
CPV 39350000 – Sewerage works equipment
CPV 42122220 – Sewage pumps
CPV 42912350 – Filtration plant equipment
CPV 42996000 – Machinery for the treatment of sewage
CPV 44160000 – Pipeline, piping, pipes, casing, tubing and related items
CPV 45252130 – Sewage plant equipment
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 Zurich, last 12 months

45 awards, bids (median): 3.

Awards: Wastewater treatment plants

Range of award prices

Wastewater treatment plants, canton of Zurich, last 12 months

CHF 185’23410 % of the prices were lower

CHF 652’539Median: half were lower

CHF 5’935’76310 % of the prices were higher

8 out of 10 award prices were between CHF 185’234 and CHF 5’935’763.

From 44 published award prices in CHF from 02.12.2025 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: 34723
Publication number: 34723-02
Covered by international agreements: Yes

Checked against simap: 10.11.2026, 18:02

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