Sewer Inspection, Sewer Cleaning and Cleaning of Pumps/Pumping Stations

Sewer inspection and sewer cleaning: Annual cleaning of approximately 35 km of sewerage; annual inspection of approximately 35 km of sewerage. Cleaning of pumps, pumping stations, and storm water retention basins: includes closing the inlets (if equipped with a functioning slide valve), cleaning of manhole rims and covers, removal of grease edges and dirt from walls, cleaning of the pump, cleaning of the pressure line including foot bend, ball check valve, and guide structure, cleaning of the level control, removal of dirt from the entire pump sump, freeing stuck manhole covers, sufficient filling of the pump cellar to vent the pump(s), cleaning of pipes using pigging or equivalent technique to remove deposits and improve hydraulic function. Total estimated contract value approximately 800,000 €.

Tender documents

Lots (2)

• LOT-0001Kanalreinigung und Kanalinspektion€240,000
• LOT-0002Reinigung von Pumpen, Pumpstationen und Regenrückhaltebecken€560,000

Additional details