Public sewage system, Pri Greftoch
The project deals with the construction of public sewage system and branches, for residential zone in a new district of Stupava – on the hill near the forest, for individual construction of family houses in 23 lands.
Public sewage system with connections consists of:
- PVC pipeline DN300 with length 196,0 m (gravitational section)
- Connecting pipeline DN150, 10 pcs length 49,0 m
- 16 pcs of sewage shafts
- 6 pcs of maintenance sewage shafts DN1000 mm of precast concrete blocks with manhole DN600 mm and manhole cover DN600 mm.
- Pipeline is placed on compacted sand sub-base in a trench of width 1 m secured with shoring and backfilled with sand to the height 30 cm above the pipeline