How can I apply for this tender?

Create a free account on Auftrag One. You will then see all documents, deadlines and submission notes in a structured workflow.

What is the submission deadline?

The submission deadline is 23. April 2026.

Who is the contracting authority?

The contracting authority is Office fédéral des routes OFROU, Division Infrastructure routière Ouest, filiale Estavayer-le-Lac.

Which documents are needed to get started?

Typically you need the service description, proof of eligibility, deadline notes and possibly form sheets. On Auftrag One these items are displayed in prioritized order.

Auftrag One

Content at a glance

Die vorliegende Ausschreibung betrifft Umweltingenieurleistungen (UVP) für die Phase Detailprojekt (DP) und Umweltbaubegleitung (UBB) für die Phasen Ausschreibung und Realisierung der Nordumfahrung des Dorfes Twann (Douanne). Diese Umfahrung erfolgt in Form eines Tunnels (Twanntunnel), der an den bestehenden Ligerztunnel anschließt und...

Tender type:: Tender
Contracting authority:: Office fédéral des routes OFROU, Division Infrastructure routière Ouest, filiale Estavayer-le-Lac
Published:: March 05, 2026
Deadline:: April 23, 2026

Tender description

Die vorliegende Ausschreibung betrifft Umweltingenieurleistungen (UVP) für die Phase Detailprojekt (DP) und Umweltbaubegleitung (UBB) für die Phasen Ausschreibung und Realisierung der Nordumfahrung des Dorfes Twann (Douanne). Diese Umfahrung erfolgt in Form eines Tunnels (Twanntunnel), der an den bestehenden Ligerztunnel anschließt und diesen verlängert. Das Projekt besteht hauptsächlich aus einem neuen 1'925 m langen Untertagtunnel, der beim Ostportal an die bestehende N05 zwischen Twann und Wi

Further details

After registration, documents, deadlines and submission notes are available in a structured format.

Core requirements of the tender prioritized and prepared
Deadlines, eligibility criteria and documents in one workflow
Guidance for structured bid preparation
Automatically discover matching follow-up tenders

Unlock full access

Documents and attachments

No files listed yet

The contracting authority has not yet published any attachments, or they are only accessible after registration.

Open all documents in workspace

Related tenders

2

Frequently asked questions about this tender

How can I apply for this tender?: Create a free account on Auftrag One. You will then see all documents, deadlines and submission notes in a structured workflow.
What is the submission deadline?: The submission deadline is 23. April 2026.
Who is the contracting authority?: The contracting authority is Office fédéral des routes OFROU, Division Infrastructure routière Ouest, filiale Estavayer-le-Lac.
Which documents are needed to get started?: Typically you need the service description, proof of eligibility, deadline notes and possibly form sheets. On Auftrag One these items are displayed in prioritized order.

N05.70 MP-080012 - Tun.Twann-Ligerz - Prestations de mandataire Environnement (RIE + SER) (ID 11751)