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AwardedCHEServices

Zofingen Oftringen, K104 Unterführung

Published
Published 2 February 2026
Deadline
Closed 13 March 2026

Overview

The Abteilung Tiefbau procured engineering services as overall project manager, specialist planner, and site manager (according to SIA 103 standard) for the elimination of an SBB level crossing on the K 104 through construction of a road underpass and new railway bridge B-115 (SIA phases 32–53). The contract, valued at CHF 2,510,726, was awarded to DE_ARX Gruppe AG - NL Basel on 8 June 2026 and is now complete.

Key details

Country
CHE
Status
Awarded
Category
Services
Procedure
Open
Published
2 February 2026
Deadline
Closed
Classification (CPV)
Engineering services

Award outcome

Awarded value
CHF 2,510,726
Award date
8 June 2026
Contract period
1 May 2026 → 31 December 2033
Winner
  • DE_ARX Gruppe AG - NL Basel

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Notice history

Every published notice in this contracting process, newest first.

  1. Contract Award Notice

    9 June 2026

  2. Contract Notice

    2 February 2026

Contracting authority

  • Abteilung Tiefbau (ATB)

    Procuring entity

    Aarau, CHE

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Awarded: Zofingen Oftringen, K104 Unterführung — won by DE_ARX Gruppe AG - NL Basel — Skim