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GWW Hardhof, new vertical filter wells - civil engineering works including well construction

Stadt Zürich, Wasserversorgung Zurich Construction work award unknown
Procedure: unknown Order type: unknown SIMAP ID: 54601466 First seen: 8 Apr 2026 Latest publication: 19 Dec 2025
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Description

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 Schachtb...

AI Summary

The tender concerns the construction of five new vertical filter wells at the Grundwasserwerk Hardhof, using the dry drilling method. The wells will have a diameter of 1,200 mm and a maximum depth of 30 meters, with concrete structures and waterproofing measures. The works are divided into two disti...

  • Construction of 5 vertical filter wells
  • Drilling method: Grab drilling (dry drilling)

Risk overview

  • Requisiti sproporzionati1
  • Obbligo di consorzio o partnership1
  • Assicurazioni con massimali elevati1
  • Scadenze troppo strette1
  • Requisiti linguistici restrittivi1
  • Altri ostacoli per le PMI1

Full AI Analysis

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Red Flags

6 flags identified — Overall risk: medium

Financial Requirements

Technical Specifications

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About the buyer

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5
Last activity
59 days ago

Past awards in this category

  1. CHF 585,636Zurich
  2. CHF 183,806Zurich
  3. 23 Elektroinstallationen

    Winner:Equans Switzerland AG

    CHF 519,170Zurich
  4. CHF 1,600,925Zurich
  5. CHF 1,035,000Zurich

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