Tenders are invited for Modernization Of The Sewage Treatment Plant In Tuszyn.

1. The Subject Of The Contract Is The Modernization Of The Sewage Treatment Plant In Tuszyn, The Construction Of A New Raw Sewage Inflow Collector To The Sewage Treatment Plant And The Renovation Of The Asphalt Surface Of The Access Road To The Sewage Treatment Plant. The Area Covered By The Development Consists Of Plots With Registration No. 249 And 431, Precinct No. 0004, The City Of Tuszyn.2. The Investment Task In Question Is Co-Financed From Funds From The Regional Operational Program Of The Łódź Voivodeship For The Years 2014-2020.3. The Investment Is Carried Out On The Basis Of: - Decision No. 650/2021 Of December 16, 2021 Of The Staroste Of Łódź East, Reference Number Aib.6740.613.2021.A.S. Reg. No. 3454/2021, - Certificate No. 21/2015 Of December 18, 2015, Reference Number Bgign.T.6743.669.103.2015, On The Lack Of Objections Regarding The Intention To Perform Construction Works. 4. The Project Consists In The Extension And Reconstruction Of The Sewage And Sludge Part Of The Mechanical-Biological Sewage Treatment Plant In Tuszyn With A Nominal Capacity According To The Current Water Law Permit Qśrd = 1,785 M3/D And The Load Expressed In Pe = 9,073. As Part Of The Planned Project, The Treatment Plant Will Be Adapted To Sewage In The Current Amount, I.E. Qavg = 1,785 M3/D, But With A Larger Load Expressed By The Equivalent Number Of Inhabitants, I.E. Pe, I.E. 9,300. Municipal Treated Sewage Will Be Discharged As Before, Through The Dn600 Pipeline Outlet Through Ditch A And The City Ditch R-B To The Wolbórka River At Km 44+40 Of Its Course. The Project Does Not Change The Current Wastewater Treatment Technology. The Planned Investment Includes All Necessary And Purposeful Works To Perform The Facility Provided For In The Architectural And Construction Design Approved By Decision No. 650/2021 Of December 16, 2021 Of The Staroste Of Łódź East, Reference Number Aib.6740.613 .2021.A.S. Reg. No. 3454/2021, In Particular, This Includes The Execution Of The Following Works: - Construction Of A New Raw Sewage Inflow Collector Made Of Pvc-U With A Diameter Of Dn500 And A Length Of 676.2 M From The Manhole Located Near The Poviat Road To The K1 Chamber (Facility 1 ). The Collector Will Be Located Entirely On The Sewage Treatment Plant Plot. - Renovation Of The Concrete Surfaces Of The K1 Chamber Together With The Construction Of A New Dn500 Tight Passage For The New Raw Sewage Inflow Collector. - Renovation Of The Main Pumping Station Building And The Grate Hall (Facility 2) In The Scope Of Repairing Concrete Surfaces, Internal Plasters, Façade, Replacement Of Window And Door Joinery And Roofing, Flashings, Gutters And Downpipes, As Well As Replacement Of Sewage Pumps, Panel Grilles, Fittings, Tight Passages And Mechanical Ventilation Of The Building. - Disassembly Of The Existing Sand Trap (Facility 3.1) And Installation Of A New One Sand Screen (Facility 3.2). - Construction Of A Reinforced Concrete Foundation Slab With Dimensions In Plan Of 8.3 X 2.5 M For A New Sand Trap (Facility 3.2) In The Outdoor Version With A Capacity Of Qśr = 30 L/S. - Repair Of Biological Reactors In Repair Of Concrete Surfaces, Renovation Of Platforms, As Well As Replacement Of Sewage Pumps, Mixers, Overflows, Aeration System, Chain Scraper, Airtight Passages And Fittings. - Replacement Of Blowers (3 Pcs.) With A Capacity Of Q=1204 M3/H Each In The Existing Blower Station (Facility 5). - Replacement Of Dosing Pumps In The Pix Coagulant Dosing Station (Facility 5). 6), Making A Roof Over The Pix Pumps; Replacement Of The Pix Tank. Renovation Of The Sludge Management Building Together With The Sludge Shed (Buildings 7 And 8) In The Field Of Repair Of Internal Plaster, Facade, Replacement Of Window And Door Joinery And Replacement Of The Roofing, Flashings, Gutters And Downpipes, As Well As Replacement Of Sludge Press, Fittings And Assembly Of The Ventilation System And Sludge Granulation System. - Renovation Of The Excess Sludge Tank (Facility 9.1) In The Scope Of Repairing Concrete Surfaces, As Well As In The Scope Of Replacing Pumps And Agitator And Changing Its Function To The Stabilization I Oxygen Chamber By Installing An Aeration System And Telescopic Overflow In The Tank. - Construction Of A Reinforced Concrete Aerobic Sludge Stabilization Chamber With External Dimensions On A Plan Of 6.7 X 6.7 M, Equipped With Sludge Pumps, A Stirrer, Aeration System And A Telescopic Weir To Drain The Overlying Water. - Construction Of A Reinforced Concrete Foundation Slab With Dimensions 3.0 X 3.0 M Plan For A New Blower Station (Facility 9.3) For Ktso (A Blower With A Capacity Of 4 00 M3/H Equipped With An Inverter). - Renovation Of The Social And Technical Building (Building 10) In The Field Of Repair Of Internal Plaster, Facade, Replacement Of Window And Door Woodwork And Replacement Of Roofing, Flashings, Gutters And Downpipes, As Well As In The Scope Of Assembly Hydrophore Set, Replacement Of A Gas Boiler With A Thermal Power Of 105 Kw And The Necessary Fittings, Replacement Of The Floor In The Garage, Replacement Of Skylights. - Construction Of A Water Supply Connection To The Sewage Treatment Plant, Made Of Pehd Dn110 Pipes, 752.8 M Long, By Connecting It To The Existing Dn160 Water Supply System Located On The District Road No. 2902E (Ul. Brzezińska) On Plot No. 431 By Means Of A Tee Dn160/110; Cut Off The Connection With A Wedge Gate Valve Dn100. - Construction Of A Measuring Point For Treated Sewage (Object 11.2) In The Form Of A Typical Concrete Chamber With An Internal Diameter Of 2.5 M, Equipped With Two Shut-Off Valves And An Electromagnetic Flow Meter. - Repair Of The Treated Sewage Tank In The Scope Of Installation Of The Hydrophore Set. - Repair Of The K4 Chamber (Facility 13) In The Scope Of Repair Of Concrete Surfaces And Replacement Of Fittings. - Disassembly Of The Old One (Facility 14.1) And Installation A New Two-Stand Container Discharge Station (Facility 14.2) With A Capacity Of 100 M3/H With A Diagonal Screen With A Clearance Of 10 Mm And Construction Of A Reinforced Concrete Ramp With Dimensions Of 4.0 X 7.0 M With A Street Inlet Directing Leachate From The Discharge Station To The Internal Sewage System Of The Sewage Treatment Plant At The Beginning Of The System - Construction Of A Reinforced Concrete Sewage Pumping Station With An Averaging Tank With External Dimensions In The Projection Of 10.1 X 10.1 M And An Active Capacity Of Approx. On The Ceiling Slab Of The Tank, Neutralizing The Odorous Air Inside Transformer Repair (Facility 16) In The Scope Of Repairing Internal Plasters, Façades, Replacement Of Window And Door Carpentry And Replacement Of Roofing And Flashings. - Repair Of The Cleaning Pond (Facility 17) In The Scope Of Repairing Concrete Surfaces, Replacement Of Concrete Slabs, Reinforcement Of Slopes And Replacement Of Gate Valves. - Repair Of The Buffer Tank (Facility 18) In The Scope Of Repairing Concrete Surfaces, Replacement Of Valves And Renovation Of Protective Barriers. - Repair Of Sediment Plots (Facility 19) In The Scope Of Repair Of Hardened Surfaces And Replacement Of The Drainage System (If It Is Found To Be Obstructed). - Repair Of K3 Chambers And K2 (Facility 20 And 21) For The Repair Of Concrete Surfaces And Replacement Of Fittings. - Construction Of A New Reinforced Concrete Cylindrical Secondary Settling Tank (Facility 25) With An External Diameter Of 14.6 M With A Sludge Funnel, Equipped With A Bottom Sediment And Floating Parts Scraper. - Construction An Excess Sludge And Flotate Pumping Station (Facility 25.1) In The Form Of A Typical Concrete Well J With Internal Diameter. 2.0 M, Equipped With A Submersible Pump Pumping Excess Sludge Together With Floating Parts From The Secondary Settling Tank To The Sludge Aerobic Stabilization Chambers. - Construction Of A Dehydrated Sludge Storage In The Form Of A Shed With External Dimensions In The Plan Of 20.4 X 50.0 M With A Roof With A Steel Structure On Three Sides With Reinforced Concrete Walls To An Incomplete Height. - Installation Of A Truck Scale (Building 27) With Dimensions Of 3.0 X 20.2 M In Plan. - Construction Of A Reinforced Concrete Foundation Plate For A New Power Generator (Building 28.2) With Dimensions In Plan Of 1.6 X 3.9 M. - Renovation Of The Building Of The Water Treatment Plant (Building 29) In The Scope Of Repairing Internal Plaster, Elevation, Replacement Of Door Joinery And Replacement Of The Roofing, Flashings, Gutters And Downpipes, As Well As Replacement Of The Utility Water Installation. Construction Of A Photovoltaic Installation (Facility 30) Consisting Of 140 Modules With A Total Capacity Of Approx. 50.0 Kw (Off-Grid). - Construction Of A Reinforced Concrete Foundation Slab For A Prefabricated Five-Stand A Narrow Garage Carport With A Steel Structure (Building 31), With Dimensions In The Projection Of 7.0 X 21.0 M For The Cars Of The Users Of The Sewage Treatment Plant. - Delivery Of Laboratory Equipment In Accordance With The Specification Attached To The Swz. - Disassembly Of The Old And Installation Of A New Power Generator. - Execution Of Electrical Works And I&C Works. - Execution Of Inter-Facility Pipelines. - Repair Of The Asphalt Surface Of The Access Road To The Municipal Sewage Treatment Plant In Tuszyn On Plot No. 249, Precinct No. 0004, - Repair Of Existing And Construction Of New Hardened Areas And Pedestrian Routes. Execution Of The Contract In Three Stages, In Accordance With The Material And Financial Schedule Referred To In Part Iii. Sec. 1, Point 1.5 Swz, Including: - Stage I, The Scope Of Which Is 30% Of The Gross Value Of The Task, With The Deadline For Completion By June 30, 2023, - Stage Ii, The Scope Of Which Is 30% Of The Gross Value Of The Task, To Be Performed After Completion Stage I, With The Deadline For Completion By August 31, 2023, - Stage Iii, Constituting The Remaining Scope Of The Contract (40%), To Be Performed After The Completion Of Stage I And Stage Ii, Respectively, Within 240 Days From The Date Of Conclusion Of The Contract.5 . The Contractor, Within 14 Working Days After Signing The Contract, In Agreement With The Employer, Will Prepare A Material And Financial Schedule For The Implementation Of The Subject Of The Contract (Hereinafter Referred To As The Schedule). Full Description Of The Subject Of The Contract Included In The Swz.