Ausrüstung Vorklärbecken - Räumer und Krählwerk, ARA Bassersdorf

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Location: Canton ZH
Procuring office: Hunziker Betatech AG
Requesting office: Zweckverband ARA Bassersdorf

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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 27.05.20253 bids
- WAMAX ROSHARD SA, AvenchesCHF 239’982.00 incl. VAT

Awards of this contracting authority

Justification

Die Firma Wamax Roshard AG erhält den Zuschlag im vorliegenden öffentlichen Verfahren. Der Entscheid erfolgte aufgrund des insgesamt vorteilhaftesten Angebots unter Berücksichtigung des Preises sowie der festgelegten 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

Die Vorklärbecken (2 x 222 m3) verfahrenstechnisch saniert werden. Der Ersatz des Zwillingsräumers ist in zwei unabhängige Seilzugräumer vorgesehen sowie der Ersatz der Krählwerke.

Die vorliegende Submission beinhaltet folgende Arbeiten:

· Lieferung und Montage des Vorklärbeckenräumersystems (2x), in zwei Etappen

· Lieferung und Montage des Krählwerks (2x), in zwei Etappen

· Demontage und Entsorgung Zwillingsräumer und Krählwerk (2x), in zwei Etappen

Key facts, codes and options

Type of contract: Construction and installation
Type of construction: Building construction
Construction service: Execution
Procedure: Open procedure
Trades: OAG 4.5.2 – Sewage treatment works
CPV: CPV 42996000 – Machinery for the treatment of sewage
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: 13400
Publication number: 13400-02
Covered by international agreements: No

Checked against simap: 10.11.2026, 18:02

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