Tenders Are Invited For Development Of The Functional And Utility Program For The Construction Of A Sewage Treatment Plant In The Osielsko Commune

The Subject Of The Order Is The Development Of A Functional And Utility Program For The Task Entitled Construction Of A Municipal Wastewater Treatment Plant With An Office Building (An Overview Map Of The Location And An Overview Technological Diagram) On The Plots From 313/9 To 313/19 In Żołędowo. Environment, As Well As The Environmental Impact Report To The Extent Required By Rdoś, Pgw Wody Polskie And Sanitary Inspectorate, Which As The Authorities Issuing Opinions On Kip May Require Its Preparation. A Final Decision Of The Water Law Permit For The Discharge Of Treated Sewage To The Receiving Body, I.E. The Brda River, - Obtaining Technical Conditions For Connecting All Media (If Required). - Development And Agreement With The Employer Of A Concept Containing A Development Plan For The Investment Site, Taking Into Account All Necessary Elements, - When Designing, All Technological Solutions Should Be Agreed With The Employer And Obtained Its Approval, The Final Selection Of A Specific Technological Solution Is Made By The Employer, - Specify The Estimated Investment Costs, - Prepare A Quantitative And Qualitative Balance Of Wastewater - Development Of Functional And Utility Programs In Accordance With The Regulation Of The Minister Of Infrastructure Of September 2, 2004 On The Detailed Scope And Form Of Project Documentation, Technical Specifications For The Execution And Acceptance Of Construction Works And The Functional And Utility Program, - After Development Land Development And The Concept Of The Sewage Treatment Plant Together With The Office Building, The Contractor Will Provide These Materials To The Employer. The Osielsko Commune Will Announce Social Consultations, In Which The Contractor Will Be Obliged To Actively Participate. Part No. 1: Construction Of The Municipal Sewage Treatment Plant The Functional And Utility Program Should Be Developed For The Plots With The Numbers Mentioned In The Description Of The Subject Of The Contract. The Biological And Mechanical Municipal Sewage Treatment Plant In Żołędowo Should Be Designed In A Flow System Based On Low-Loaded Activated Sludge With An Increased Degree Of Nutrient Reduction For The Object Pe > 15,000. Technological Elements Causing Nuisance Should Be Located In Closed Rooms, Which Will Be Equipped With Devices Eliminating These Nuisances. Vertical Secondary Settling Tanks Should Be Designed Inside Biological Reactors. The Treatment Plant Will Be Equipped With Monitoring And Visualization Of Processes. Basic Guidelines: Data On The Total Number Of Inhabitants For The Osielsko And Dobrcz Communes: Number Of Inhabitants Connected To The Sanitary Sewage System In The Osielsko And Dobrcz Communes: * Currently 30,000 * Prospect (Ultimately) 45,000 Residents Connected To Household Sewage Treatment Plants* Currently 2,446.0* Perspective 240.0 Seasonal Residents (Summer, Winter) 2,000.0 Amount Of Industrial Wastewater Connected To The Sanitary Sewage System 35 M3/Dinfiltration And Rainwater 249.18 M3d Basic Guidelines: • Maximum Annual Amount Of Sewage: Qdśr. = 1,252,680 M3/D • Maximum Daily Sewage Flow Qdmax = 3,479.67 M3/D Basic Technological Elements:1. Pre-Treatment Station For Wastewater • Two Rare Hook Gratings (Hooks Clearance E=15Mm, Automatic Operation) Separation Of The Largest Pollutants • Screenings Conveyor • Screenings Washer • Hydrophore On Process Water Installation • Sampling Device For Raw Sewage Quality Analysis • Room Deodorization Installation2. Retention Tank For Excess Sewage • Aeration System • Batch Dosing Of Sewage • Tank Deodorization System3. Raw Sewage Main Pumping Station• Station Of Submersible Pumps Controlled From The Sewage Level In The Raw Sewage Chamber• Station Of Submersible Pumps Controlled From The Sewage Level In The Sewage And Surplus Sewage Chamber• Mixing System Of The Sewage Chamber• Filling Level Measurement / Control Of Pump Operation - Floats + Radar Probe• Installation Tank Deodorization4. Mechanical Wastewater Pre-Treatment - Second Stage• Fittings Node• Two Automatic Screening Screens• Two Automatic Horizontal Sand Traps With Sand Screw Conveyor. (Optional Grease Separation) • Two Blowers For Aeration Of Sand Traps • Sand Washer • Hydrophore Pump With Hydrophore Tank In The Process Water System • Room Deodorization System • Fat Separation Container With Radar Filling Level Measurement And Quick Coupler For Grease Collection (Option) 5. Biological Wastewater Treatment – 2 Technological Lines• Pre-Denitrification / Regeneration Chamber• Anaerobic Selector• Denitrification/Nitrification Chamber With A System Of Plate Diffusers• Vertical Secondary Settling Tanks – Separation Of Sludge From Wastewater • Control And Measurement Equipment – ​​Oxygen And Nitrate Probes• Submersible Mixers• Process Water Pump6. Blower Room - 2 Process Lines • Blower Station (3 Blowers Reserved For 1 Line: 2 Working + 1 Reserve And 1 Blower For Recirculation And Selectors) Blowers Work In A Cascade System • Air Distribution System With Automatically Controlled Flaps • Distributed Control From Cabinets • The Room Should Have A Place For Blowers To Aerate The Thickened Sludge Tank.7. Process Water Well - Designed• Installation Of Receiving Treated Wastewater For Technological Purposes• Outflow Distributor• Design An Additional Water Tank For Pump Service, With The Retention Of Treated Wastewater In The Event Of Low Flow 8. Treated Wastewater Measuring Chamber - Designed• Electromagnetic Flowmeter• Orthophosphate Analyzer• Sampler For Analyzing The Quality Of Treated Wastewater9. Two-Chamber Excess Sludge Storage Tank• Aeration System• Mixing System • Excess Sludge Thickening System• Filling Level Measurement / Control Of Pumps And Diffusers Operation – Floats + Radar Probes• Supernatant Water Discharge System• Blower Station With Air Distribution System (Blower Room)• Deodorization Installation Design The Tank In A Heated Room10. Mechanical Sludge Dewatering Station - Design The Most Economical Solution For Sludge Dewatering And Dry Matter Management.11. Visualization Of The Wastewater Treatment Process Part No. 2: Office And Business Building Development Of A Functional And Utility Program For The Construction Of An Office Building And Other Accompanying Infrastructure For The Needs Of The Municipal Plant. Administrative And Social Building - 4 Office Rooms - Control Room - Social Room - 2 Server Room - Conference Room - 2 Toilets - Cloakroom For Employees - Workshop Room - Garage For A Slurry Tanker - 2 Pcs - Warehouse Sewage Treatment Plant, A Heat Source Design Should Be Provided, Equipped With A Heat Pump, Working For The Needs Of Central Heating And Preparation Of Hot Water And Hot Process Water. The Heat Source Will Be Treated Sewage. The Installation Should Not Interfere With The Wastewater Treatment Process In The Biological Part. Provide Adequate Retention Of Treated Wastewater In The Swt Chamber, Calculated At Minimum Flows And At Night.