Tender Details

Country: Switzerland
Summary: Mp-100047, N01/38 Extension Northern Bypass Zurich (Anu), Los 388: Optimization Drainage Concept Gubrist Tunnel / Portal Advocate Affoltern (Planner and Local Construction Management)
CHT Ref No: 123247639
Deadline: 11 Sep 2025
Financier: Self Financed
Purchaser Ownership: Government
Tender Value: Refer Document
Notice Type: Tender
Document Ref. No.: 485148-2025
Purchaser's Detail:
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Description:
The following qualitative problems have been shown since the commissioning of the 3rd tube Gubrist and the adjustment of the drainage system in the open route:
. Unforeseen high water rank/entry;
. Unforeseen amounts of water (limited capacity of the flood);
. Strong calculation;
. great maintenance effort in the mechanical drainage facilities;
. Increased failure of pumps;
. Thereby restricted usability.
We are therefore looking for a specialist planner for settlement drainage (surface waters, building groundwater)
To optimize the drainage concept of the Overall systems Gubrist tunnel including portal zone affolter. The provider should have experience with larger infrastructure systems (streets and tun-
nel, civil engineering) and have in -depth knowledge regarding pumping systems and sacrifice problems.
The project perimeter essentially includes everyone Surfaces of the portal zone side of Affoltern and the
Portal stations, the actual portal stations (buildings themselves), as well as the slope and seepage water attack from the three tunnel tubes (each short day construction areas for the portals and the sub-construction sections with the underground central approx. Tunnel center). All structural and operational drainage facilities up to the input positions (water tax offices) are to be included in the consideration.
The project perimeter is divided into the following areas or objects for the provision of services:
1. Los 4, portal zone Affo ...
Documents:

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Mp-100047, N01/38 Extension Northern Bypass Zurich (Anu), Los 388: Optimization Drainage Concept Gubrist Tunnel / Portal Advocate Affoltern (Planner and Local Construction Management) - Switzerland Tender

The FEDERAL OFFICE OF STRASSE ASTRA - BRANCH WINTERTHUR, a Government sector organization in Switzerland, has announced a new tender for Mp-100047, N01/38 Extension Northern Bypass Zurich (Anu), Los 388: Optimization Drainage Concept Gubrist Tunnel / Portal Advocate Affoltern (Planner and Local Construction Management). This tender is published on SwitzerlandTenders under CHT Ref No: 123247639 and is categorized as a Tender. Interested and eligible suppliers are invited to participate by reviewing the tender documents and submitting their bids before the deadline on 2025-09-11.

The estimated tender value is Refer Document, and full details, including technical specifications and submission requirements, are provided in the official tender documents. Ensure all submissions meet the criteria outlined to be considered for evaluation.