Remediation of a wastewater sewer, stormwater treatment SKO 405 Cologne
F.C. Trapp Tief- und Straßenbau Köln GmbH
Pumping of the wastewater arising during the 8month construction period including complete construction and laying out of a DN 250 pressure line with a length of 1200 m including overpasses and transverse sections.
Three wastewater pumps of type 100C411 with non-clog impeller with cutter were used. The special impeller comminutes solid matter that arises so that blockages cannot occur. Operational reliability held the highest priority here.