St. Gallen (Switzerland) - The jet grouting works started in June 2021 were successfully completed in August 2021.
As a measure to improve the dike stability, BAUER Spezialtiefbau Schweiz AG was awarded to execute an additional sealing of the dike and thus of the pond by means of jet grouting (High Pressure Injection).
Bauer scope of works:
1,500 m² cut-off wall (remediation of existing dike), executed as jet grouting half-columns and approx. 80 m foundation columns as jet grouting full columns with drilling depths up to 11 m.
In adition around 40 m² jet grouting columns as protection for a construction pit.