Public Tender (Supply/Service) Sewer Cleaning And Sewer Inspection Runkel-Villmar Wastewater Association: Approx. 630 Pcs Cleaning And Inspecting Inspection Shafts Approx. 6,800 M Sewer Cleaning / Sewer Inspection Up To Dn 300 Approx. 10,040 M Sewer Cleaning / Sewer ...  More Runkel-Villmar Sewage Association: Approx. 630 Pcs Cleaning And Inspecting Inspection Shafts Approx. 6,800 M Sewer Cleaning / Sewer Inspection Up To Dn 300 Approx. 10,040 M Sewer Cleaning / Sewer Inspection Larger Than Dn 300 Up To Dn 600 Approx. 3,190 M Sewer Cleaning / Sewer Inspection Larger Dn 600 To Dn 900 Approx. 3,690 M Sewer Cleaning / Sewer Inspection Larger Dn 900 To Dn 1200 Approx. 350 M Sewer Cleaning / Sewer Inspection Larger Than Dn 1200 To Dn 1400