Sanierung Rhätier - / Dufourstrasse Etappe 1

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Location: Canton SG
Procuring office: Stadt Rorschach (Bau-und Stadtentwicklung)

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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 10.02.20263 bids
- Alder-Zani AG, Gossau SGCHF 472’853.95 incl. VAT

Awards of this contracting authority

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 Ausschreibung umfasst den Bau einer Mischwasserkanalisationsleitung auf ca. 110m (DN400) Grabentiefe 3-4m. Einer Wasserleitung DN250 auf ca. 160m. Ausserdem noch kleiner Arbeiten Elektrizität, Swisscom und Sunrise.

Belagabbruch: ca. 220t

Aushubkubatur: ca. 1200m3

UG 0/45 liefern: ca. 850 m3

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 45232410 – Sewerage work
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

Sewers and pipelines, canton of St. Gallen, last 12 months

7 awards, bids (median): 4.

Awards: Sewers and pipelines

Range of award prices

Sewers and pipelines, all of Switzerland, last 12 months

CHF 199’79310 % of the prices were lower

CHF 720’977Median: half were lower

CHF 3’633’39910 % of the prices were higher

8 out of 10 award prices were between CHF 199’793 and CHF 3’633’399.

From 150 published award prices in CHF from 11.11.2025 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: 28734
Publication number: 28734-02
Covered by international agreements: No
TED (EU): Publication on ted.europa.eu (opens in a new tab)

Checked against simap: 10.11.2026, 18:02

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More in the guide

Award, reasons and appeal

Contract awards in St. Gallen: monthly reports

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