GWW Hardhof, Neue Vertikalfilterbrunnen - Baumeisterarbeiten inkl. Brunnenbau

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Location: Canton ZH
Procuring office: Stadt Zürich, Wasserversorgung

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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 17.12.20254 bids
- KIBAG Bauleistungen AG, ZürichCHF 2’674’312.17 incl. VAT

Awards of this contracting authority

Justification

Ausschlaggebend für die Vergabe war die beste Erfüllung der Kriterien «Qualität des Angebots» und «Qualifikation des Anbieters». Insbesondere bei der Aufgabenanalyse und bei den Referenzen der Schlüsselpersonen wurden erhebliche Unterschiede festgestellt.

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.

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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

Im Zuge der technischen Erneuerung im Grundwasserwerk Hardhof werden am Fischerweg fünf neue Vertikalfilterbrunnen im Greiferbohrverfahren (Trockenbohrung) erstellt. Dabei beträgt der Bohrdurchmesser 1'200 mm, mit Tiefen von bis zu 30 Metern.

Die Vertikalfilterbrunnen beinhalten jeweils ein Schachtbauwerk in Betonbauweise inkl. Abdichtungsmassnahmen.

Mit dieser Submission werden die Baumeisterarbeiten und der Brunnenbau je in separaten Leistungsverzeichnissen ausgeschrieben.

Key facts, codes and options

Type of contract: Construction and installation
Type of construction: Civil engineering
Construction service: Execution
Procedure: Open procedure
Trades: NPK 111 – Daywork
NPK 112 – Testing and inspection
NPK 113 – Site establishment
NPK 114 – Access scaffolding
NPK 117 – Demolition and dismantling
NPK 121 – Shoring, underpinning, reinforcement and relocation
NPK 132 – Drilling and cutting of concrete and masonry
NPK 151 – Construction works for utility mains
NPK 161 – Dewatering
NPK 172 – Waterproofing for below-ground structures and for bridges
NPK 211 – Excavation and earthworks
NPK 221 – Sub-bases for transport routes
NPK 241 – In-situ concrete construction
NPK 315 – Prefabricated units made from concrete and artificial blocks
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

432 awards, bids (median): 4.

Awards: Main construction works

Range of award prices

Main construction works, canton of Zurich, last 12 months

CHF 204’34510 % of the prices were lower

CHF 647’536Median: half were lower

CHF 3’965’95710 % of the prices were higher

8 out of 10 award prices were between CHF 204’345 and CHF 3’965’957.

From 431 published award prices in CHF from 12.11.2025 to 09.11.2026, with or without VAT, as published. A single contract can differ widely.

Official source

Go to the official tender

simap project number: 24639
Publication number: 24639-02
Covered by international agreements: Yes
TED (EU): Publication on ted.europa.eu (opens in a new tab)

Checked against simap: 10.11.2026, 18:02

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