| Yard | Renovation of the Sturzenegg tunnel |
|---|---|
| Location | Herisau, Switzerland |
| Subcategory | TUNNEL |
| Application | Renovation of the Sturzenegg tunnel built in 1910: supply of admixtures for shotcrete and of sealing products for joints |
| Start and finish date | 2018/2019 |
| Application Type | Products for underground construction (utt) |
| Contractor company | Schweizerische Südostbahn AG, St. Gallen |
| Installer companies | Fretus AG, Bad Zurzach; Holcim Kies und Beton AG, St. Gallen |
| Project Manager | Fretus AG, Bad Zurzach |
| MAPEI Coordination | Marco Jungi |