Entlastungsstollen Thalwil, Ökologische Ersatzmassnahmen Sihl, Los 1 Baumeisterarbeiten

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Location: Canton ZH
Procuring office: AWEL / Abteilung Wasserbau

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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 16.04.20253 bids
- Toneatti AG Bilten, BiltenCHF 3’992’007.45 incl. VAT

Awards of this contracting authority

Justification

Zum einen reichte die Zuschlagsempfängerin das preislich günstigste Angebot ein; Zum anderen erzielte die Zuschlagsempfängerin auch beim Zuschlagskriterium «Fachkompetenz Personal» die beste Bewertung.

AI summary

Pro

With Pro, an AI summarises this tender: services, requirements, conditions, dates and award criteria, with key figures, a timeline and the weighting, each with the literal quote from the publication.

This is how an AI summary is structured

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

Ersatz Wehrschwelle Gartendörfli durch Blockrampe, Strukturierung Sihlsohle und –ufer, Erstellen

neues Seitengerinne, Pfeilersicherung Stirnemannsteg, Anpassung der Wegführung (Wander und

Veloweg), Umlegung Abwasserleitung, Anpassung Mündungsbereich Gontenbach.

Key facts, codes and options

Type of contract: Construction and installation
Type of construction: Civil engineering
Construction service: Execution
Procedure: Open procedure
Trades: Not evident from the available publication data.
CPV: CPV 45000000 – Construction workCPV general: general code without a field
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

Main construction works, canton of Zurich, last 12 months

438 awards, bids (median): 4.

Awards: Main construction works

Range of award prices

Main construction works, canton of Zurich, last 12 months

CHF 204’70810 % of the prices were lower

CHF 647’206Median: half were lower

CHF 3’953’48310 % of the prices were higher

8 out of 10 award prices were between CHF 204’708 and CHF 3’953’483.

From 437 published award prices in CHF from 12.11.2025 to 10.11.2026, with or without VAT, as published. A single contract can differ widely.

Official source

Go to the official tender

simap project number: 7804
Publication number: 7804-02
Covered by international agreements: Yes

Checked against simap: 11.11.2026, 08:08

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More in the guide

Award, reasons and appeal

Contract awards in Zurich: monthly reports

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