Construction supervision for the Gonna flood retention basin

Summary

The tender concerns construction supervision services for the Gonna flood retention basin. It comprises four lots (Lot 1-4): Lot 1 – on-site construction supervision and basic services according to the task; Lot 2 – safety coordinator (SiGeKo) as defined by the task; Lot 3 – environmental construction supervision according to the task; Lot 4 – control measurements and construction supervision measurements as defined by the task.