Galerie EU – Plaine de l’Aire vers passerelle et diagonale des Cherpines Réseaux SIG & Infrastructures communales

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Location: Canton GE
Procuring office: Services industriels de Genève (SIG) - Direction Achats
Requesting office: Services Industriels de Genève - Direction Eaux Usées

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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 06.07.20266 bids
- T ingénierie (Genève) SA, GenèveCHF 287’329.80 incl. VAT

Awards of this contracting authority

AI summary

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In brief
Services
Requirements
Conditions
Dates
Award criteria

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What is being procured?

Scope of work

Le présent marché concerne l’étude de la future galerie de liaison pour le réseau des eaux usées entre la plaine de l’Aire et la passerelle sur le Rhône en cours de construction ainsi que l’étude des débits des eaux usées arrivants et l’ensemble des travaux nécessaires pour le raccordement en amont et aval de cette galerie.

SIG, l’Etat de Genève et les communes de Confignon et de Plan-les-Ouates lancent le présent appel d’offres pour mandater un bureau d’études pour réaliser les prestations des études préliminaires de variantes au sens de la norme SIA 103 pour la phase SIA 21-22 de la galerie des Eaux Usées et de la diagonale des Cherpines ainsi que les ouvrages s’y rapportant.

Le présent marché porte sur les prestations de :

· Ingénieur civil.

· Ingénieur spécialisé hydraulique.

· Géotechnicien.

· Spécialiste en environnement.

pour les phases SIA 21-22 nécessaires à l’étude des ouvrages précédemment cités

Key facts, codes and options

Type of contract: Service
Procedure: Open procedure
Trades: BKP 192 – Structural/civil engineer
BKP 199 – Miscellaneous
BKP 292 – Structural/civil engineer
BKP 299 – Miscellaneous
BKP 492 – Structural/civil engineer
BKP 499 – Miscellaneous
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

Civil and structural engineering, canton of Geneva, last 12 months

61 awards, bids (median): 5.

Awards: Civil and structural engineering

Range of award prices

Civil and structural engineering, canton of Geneva, last 12 months

CHF 70’21410 % of the prices were lower

CHF 320’255Median: half were lower

CHF 989’26410 % of the prices were higher

8 out of 10 award prices were between CHF 70’214 and CHF 989’264.

From 62 published award prices in CHF from 11.11.2025 to 05.11.2026, with or without VAT, as published. A single contract can differ widely.

Official source

Go to the official tender

simap project number: 35207
Publication number: 35207-02
Covered by international agreements: No

Checked against simap: 10.11.2026, 18:02

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Award, reasons and appeal

Contract awards in Geneva: monthly reports

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