Tenders Are Invited For Soil Decontamination Work – Securing The Remediation Of The Contaminated Site N64 Industrial Site Moosbierbaum Zwentendorf On The Danube

Soil Decontamination Work – Securing The Remediation 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 Check 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 Via The Used Water. Standing Cooling Water Pipe Is Discharged Into The Danube (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 Constructed Or Upgraded. Any Contaminated Soil That Occurs Must Be Disposed Of. The Maintenance Of The System For 3 Years Is Also Tendered.