Tenders Are Invited For Expansion Of The Water Treatment Station In Czersk

The Subject Of The Order Is: Expansion Of The Water Treatment Plant In Czersk. The Task Is Co-Financed Under The Civil Protection And Civil Defense Program For 2025-2026.I. The Subject Of The Order Includes: 1. Construction Industry.1) Foundation Works.2. Sanitary Industry.1) Inter-Facility Pipelines.A) Water Supply Installation.- Preparatory Works.-Demolition Works.-Earthworks.-Assembly Works.-Reconstruction Works.B) Sewerage Installation.-Preparatory Works.-Demolition Works.-Earthworks.-Assembly Works.-Works Reconstruction.2) Retention Tanks.A) Delivery And Assembly Of Tanks.3) Technological Part.A) Demolition Works.B) Assembly Works.4) Preparation Of The Chlorine Dioxide Room.3. Electrical Industry.1) External Cable Lines.2) Switchboards, Junction Boxes.3) Suw Building - Electrical Installation And Instrumentation.4) Suw Building - Lightning Protection Installations And Equipotential Bonding.5) Visualization And Control Software.Ii. Details Of The Subject Of The Order: 1. The Detailed Scope And Type Of Works Are Specified In The Design Documentation And Technical Specifications For The Execution And Acceptance Of Construction Works (Stwiorb). 1) Photovoltaic Panels Have Been Constructed, 2) Water Supply Networks Dn 315 Pe, Dn 225Pe, Dn 160 Pe Are Constructed On The Side Of The Exit From The Chamber To The City, 3) Chlorine Dioxide Generator Has Been Constructed (The Contractor Will Include The Connection Of Three Dosing Points For Raw Water Before The Aerator On The Treated Water Before The Retention Tank And On The Treated Water After The Pump Set),4) The Pg3 Deep Well Is Not Included In The Scope Of Execution,2. Scope Of Works For The Construction Of A Water Treatment Plant With Accompanying Infrastructure: 1) Implementation Of The Technology For The Treatment Station, Including The Delivery And Commissioning Of The Following Devices: A) Dn 1800 Pressure Filter For Iron Remover With Accessories - 2 Sets. B) Pressure Filter For Manganese Remover Dn 1800 With Accessories - 2 Sets. C) Dn 1800 Aerator With Accessories Air Cushion Measuring System (Water Gauge With Three-Electrode Level Sensor) - 1 Set.D) Blower Q = 150 M3/H, P=7.5 Kw - 1 Set.E) Hydrophore Set Ii Q = 300 M3/H, H= 45 Mh20 With Pump Power P2=47.66 Kw - Set. Q = 32 M3/H, Pump Power P = 7.5 Kw – 1 Set. Pilotthe Pumping System Of The Hydrophore Set Should Be Based On Multistage Vertical Centrifugal Pumps Operating With Frequency Converters, Each Pump Equipped With An Individual Converter. The System Should Consist Of At Least 5 Pumps Of The Same Type In A 5+0 Operation System And A Pilot Pump For Small Night Consumption. Pumps Intended For Pumping Drinking Water Meeting The Following Detailed Requirements:1. Material Of Rotors, Intermediate Chambers And Outer Jacket: Stainless Steel - Min. Din W.-No. 1.4301.2. Pump Motor Base, Pump Head And Pump Base Made Of Gray Cast Iron With Cataphoretic Coating.3. Power Transmission With A Sprocket Clutch, 4. Anti-Corrosion Protection Of Cast Iron