Implenia is renovating the Gubrist tunnel

Opfikon ZH, April 2022

ARGE Gubri has been awarded the contract for part of the renovation of the two existing tubes of the Gubrist tunnel. Implenia has a 40 percent stake in the consortium with Walo Bertschinger and Anliker and will be in charge of the project. The volume of the order is CHF 184 million.

The Federal Roads Office has awarded the Gubri consortium (ARGE Gubri) the third lot for the renovation of the two existing tubes of the Gubrist tunnel, Implenia reports in a statement . The construction and real estate company from Opfikon has a 40 percent stake in the consortium and is in charge. The remaining 60 percent are held equally by the Dietiker construction company Walo Bertschinger and Anliker based in Emmen LU. The total order volume is estimated at CHF 184 million in the announcement. Implenia will account for CHF 74 million of this.

As part of the contract, the partner companies will set up 22 new SOS niches in the second tube and refurbish the existing 24 SOS niches in the first tube. In addition, the roadway in both tubes will be lowered by 30 centimeters and a new, higher intermediate ceiling will be installed, explains Implenia. The aim is to adapt the driving space to today's requirements.

The refurbishment of the two tubes is planned to follow the establishment of a third tube of the Zurich northern bypass, which is currently under construction. The start of the preparatory work for the renovation of the two existing tubes is dated autumn. The takeover of the project is in line with Implenia's strategy of "focusing on large, complex infrastructure projects with the Civil Engineering Division," the statement said.

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