Public Tender Vob/Aplastics Engineering Work According To Bqs-8-1 As Part Of The Final Profiling Of The Hailer Landfill, The Existing Hdpe Pipes For The Leachate And Gas Collection Systems As Well As Other Landfill Technology Are To Be Successively Extended And Supplemented.  Moreas Part Of The Final Profiling Of The Hailer Landfill, A Gradual Extension And Addition Of The Existing Hdpe Pipes For The Leachate And Gas Collection Systems As Well As Other Landfill Technical Pipes And Plastic Components Is Required. For This Purpose, The Waste Management Company Intends To Conclude A Temporary Framework Contract With A Company Certified For This Work. In Addition, This Framework Contract Should Take Into Account Any Necessary Repair Work On The Leachate/Gas Collection Systems At The Other Landfills Of The Waste Management Company. A Temporary Framework Contract Is To Be Concluded For The Execution Of The Services To Be Provided By The Contractor. The Scope Of Services Cannot Be Conclusively Determined And Includes In Particular The Successive Extension, Adjustment, Repair And Conversion Of Gas Wells And Pipeline Systems Made Of Pe-Hd At The Hailer Landfill, Including All Necessary Ancillary Services, Adjustment Work, Welding Work, Tests, Fasteners And The Usual Waste. On The Basis Of The Framework Contract To Be Concluded, The In-House Waste Management Company Will, If Necessary, Carry Out Individual Plastics Engineering Work At The Waste Management Sites (Usually 1 To 2 X A Year At The Hailer Landfill, If Necessary Repair Work Also At The Other Landfill Sites). Mkk) From The An. The Execution Takes Place Exclusively On Separate Individual Calls From The Ag.