Tenders Are Invited For Securing The Renovation Of The Contaminated Site N64 Industrial Site Moosbierbaum Zwentendorf On The Danube

The Project Includes Securing The Contaminated Site N64 In The Municipality A-3435 Zwentendorf, A Large-Scale Mineral Oil Hydrocarbon Contamination, By Building 7 Barrier Wells And 2 Infiltration Wells Up To The Dam, Which Is Located At A Depth Of Approx. 13M. Some Of The Barrier Wells Are Equipped With Oil Skimmers. The Pumped Out Water (Approx. 80 L/S) Is Cleaned Via Settling Tanks, Oil Separators And Activated Carbon Filters And Some Of It Is Used As Process Water (Approx. 40 L/S), Seeped Away (Approx. 20 L/S) Or Into The Existing Cooling Water Pipe Danube Derived (Approx. 20 L/S). The Project Includes The Construction Of The Well, The Water Purification Systems, The Oil Collection System, The Piping, The Connection To Existing Systems, The Electrical Equipment And The Control. In Addition, Around 15 Groundwater Measuring Probes Need To Be Built Or Upgraded. Any Contaminated Soil That Occurs Must Be Disposed Of. The Maintenance Of The System For 3 Years Is Also Tendered