Tenders Are Invited For Modernization Of Existing Sewage Pumping Stations In Sójkowo And Cieślin. in Poland

Work Detail

Part 1 - Modernization Of The Equipment Of The Ps Sójkowo Sewage Pumping Station: 1) Parameters Of The Existing Facility. The Modernization Will Be Performed In The Existing Pumping Station Tank With Dimensions: - Diameter: 1200 Mm - Height: 3700 Mm; - Existing Pressure Pipeline: Pe63. The Order Does Not Include The Delivery Of A New Pumping Station Tank; 2) Pumps. The Contractor Will Deliver And Install 2 Pieces Of Brand New Submersible Sewage Pumps, Equipped With In A Grinding System, Intended For Operation In An Existing Sewage Pumping Station. Required Technical And Functional Parameters Of Each Pump: A) Capacity Q - At Least 10 M³/H, B) Lifting Height H - At Least 45 M, C) Required Parameters Q And H Must Be Achieved Simultaneously, At The Same Point In The Pumps Hydraulic Characteristic, D) Equipped With A Grinding System Enabling Pumping Of Sewage Containing Solid And Fibrous Contaminants, E) Discharge Port Dn50 Or A Solution Enabling Proper Connection Of The Pump To The Designed Technological System And The Existing Pe63 Pressure Pipeline, F) Electrical And Design Parameters Enabling Proper Cooperation With The Power Supply And Control System Of The Pumping Station, Including The Soft Start Systems Provided For The Pumps. The Reference Solution Is The Sulzer Piranha Pe70/2D Pump With A Rated Engine Power Of 7.0 Kw Or An Equivalent Solution. The Indication Of The Manufacturer And Model Is Reference And Does Not Exclude The Use Of Pumps From Other Manufacturers That Meet The Technical And Functional Requirements Specified In The Swz. The Contractor Is Obliged To Offer Pumps That Ensure Proper Cooperation With The Existing Pumping Station Tank, The Pe63 Pumping Installation And The Control And Monitoring System. The Manufacturers Technical Documentation And Hydraulic Characteristics Of The Offered Pumps Are Submitted By The Contractor Along With The Offer On The Terms Specified In Chapter X, Point 10 Of The Swz, Regardless Of Whether It Offers A Reference Or Equivalent Model. The Documents Must Enable Confirmation Of The Simultaneous Achievement By Each Pump Q Of At Least 10 M³/H And H Of At Least 45 M3. The Rules For Submitting And Possibly Supplementing The Evidence In Question Are Specified In The Relevant Provisions Of The Swz, In Accordance With Art. 106 And 107 Of The Public Procurement Law;3) Technological Equipment Of Ps Sójkowo. The Contractor Will Deliver And Install: - A Manhole Ladder With Anti-Slip Steps, Reaching To The Bottom Of The Tank, Made Of 1.4301 (Aisi 304) Stainless Steel, - A Handrail Mounted Outside The Tank Directly On The Cover, Made Of 1.4301 (Aisi 304) Stainless Steel, - Entrance Hatch Envelope With Dimensions Of Minimum 650 × 750 Mm, Made Of Stainless Steel 1.4301 (Aisi 304), – Supply Ventilation Chimney Dn100 Made Of Stainless Steel 1.4301 (Aisi 304), – Exhaust Ventilation Chimney Dn100 With Biofilter, Made Of Stainless Steel 1.4301 (Aisi 304), – Support Beam Made Of Made Of Stainless Steel 1.4301 (Aisi 304), –

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