Maintenance and servicing of the Lober drainage system in 04509 Delitzsch as well as the execution of the building inspection according to DIN 1076, award no.: 2372100101
Services are to be carried out for the maintenance and repair of the drainage system below the river bed of the Lober, including two culvert structures on the still water Hainstraße in the area of the city of Delitzsch. In the course of the development of the Lober in the area of the city of Delitzsch, a drainage system was laid in the bed area of the water body for monitoring and cleaning purposes. The drainage system consists of two parallel DN 200 pipelines (distance approx. 1.0 m, partial seepage pipes PEHD SDR 17 225 x 13.4 mm and SDR 11 225 x 20.5 mm) as well as associated control and flushing shafts. The pipelines are encased in the river bed of the Lober with graduated mineral filter material.
2023
- Cleaning drainage pipe with ejector nozzle, 4.26 km
- Flushing and cleaning shafts using the high-pressure blasting method, 19 pieces
- Setting, holding and removing barrier bubbles 36 pieces
- Cleaning culvert structures, 2 pieces
- Inspection drainage with carriage camera 830 m before and after cleaning of the drainage pipe (double position)
- Visual inspection of shafts, 19 pieces
- Function check slider 2 pieces, ball valve, 38 pieces
- Maintenance of surface boxes/manhole covers/backwater flaps, 95 pieces
- Disposal of waste (waste code 161002) approx. 60 t
- documentation
- Main building inspection according to DIN 1076 including creation of the building books, 19 shafts + 2 culvert structures as well as the preparation of the
Prüfberichtes
2024
- Cleaning drainage pipe with ejector nozzle, 4.26 km
- Flushing and cleaning shafts using the high-pressure blasting method, 19 pieces
- Setting, holding and removing barrier bubbles 36 pieces
- Inspection drainage with carriage camera 610 m before and after cleaning of the drainage pipe (double position)
- Visual inspection of shafts, 19 pieces
- Function check slider 2 pieces, ball valve, 38 pieces
- Maintenance of surface boxes/manhole covers/backwater flaps, 95 pieces
- Disposal of waste (waste code 161002) approx. 60 t
- documentation
2026
- Cleaning drainage pipe with ejector nozzle, 4.26 km
- Flushing and cleaning shafts using the high-pressure blasting method, 19 pieces
- Setting, holding and removing barrier bubbles 36 pieces
- Cleaning culvert structures, 2 pieces
- Deployment of a diving team for functional testing of the grip coupling (2 shafts of 2 pieces each)
- Inspection drainage with hovering camera 690 m before and after cleaning of the drainage pipe (double positioning)
- Visual inspection of shafts, 19 pieces
- Function check slider 2 pieces, ball valve, 38 pieces
- Maintenance of surface boxes/manhole covers/backwater flaps, 95 pieces
- Disposal of waste (waste code 161002) approx. 60 t
- documentation
- Building inspection (small inspection) according to DIN 1076 including continuation of the building books, 19 shafts + culvert structures as well as
Preparation of the test report
2027
- Cleaning drainage pipe with ejector nozzle, 4.26 km
- Flushing and cleaning shafts using the high-pressure blasting method, 19 pieces
- Setting, holding and removing barrier bubbles 36 pieces
- Inspection drainage with carriage camera 830 m before and after cleaning of the drainage pipe (double position)
- Visual inspection of shafts, 19 pieces
- Function check slider 2 pieces, ball valve, 38 pieces
- Maintenance of surface boxes/manhole covers/backwater flaps, 95 pieces
- Disposal of waste (waste code 161002) approx. 60 t
- documentation