Tenders Are Invited For Industrial Cleaning Of The Rb Ii Biological Reactor Located At The Sewage Treatment Plant In Polkowice Along With The Delivery And Replacement Of Elastomeric Aeration Membranes

1) The Subject Of The Contract Is Industrial Cleaning Of The Walls And Dna Of The Rb Ii Biological Reactor With Dimensions Of 80.20 X 12.00 And The Active Depth Of 5.0 M From Residual Sediments, Sand Deposits And Fibrous Fraction Along With Their Dehydration On The Mobile Press And The Final Utilization Of Produced Waste. This, The Contractor Should Have The Necessary Knowledge And Experience And Have Technical Potential And People Capable Of Performing This Order. 3) Developing All Waste Generated As Part Of The Subject Of The Contract, Including The Waste Remaining After The Membrane Replacement, Lies With The Contractor. 4) The Contractor Will Provide All Necessary Equipment And Materials To Implement The Subject Of The Contract. M3 - Anaeroba Chamber With Dimensions 5.00 M X 9.10 M X 11.00 M, Volume V = 500.50 M3- 3 Denitrification Chambers With Dimensions 3 X (11.00 M X 12.00 M X 5.00 M), Volume V = 1980.00 M3 - 2 Chambers Of Nitrification With Dimensions 2 X (11.00 M X 12.00 M X 4.70 M), Volume V = 1241.00 M3 - Nitrification Chamber With Dimensions Of 8.80 M X 11.00 M X 4.70 M, Volume V = 455.00 M3- 2.00 M X 12.00 M X 5.070 M, Volume V = 120.00 M3zacunej The Amount Of Sludge Will Be About 550 M36) Generated In The Process Of Cleaning Waste From The Group 19 08 (Possible Waste Codes 19 08 ( 01, 19 08 02, 19 08 99) Should Be Transferred For Development In Accordance With Applicable Law, Environmental Protection Requirements And Waste Management, Taking Into Account The Provisions Of The Act Of 27.04.2001. Environmental Protection Law (Journal Of Laws Of 2024, Item 54, As Amended) And The Act Of 14.12.2012 On Waste (Journal Of Laws Of 2023, Item 1587, As Amended), In Particular In The Scope Of Proper Waste Management, Taking Into Account The Hierarchy Of Proceedings With Waste. Aeration In Nitrification Chambers. The Number Of Membranes To Be Replaced: 180 Pieces 8) The Scope Of Work On The Replacement Of Membranes Includes: - Delivery Of 180 Epdm Elastomer Membranes With Dimensions Of 2200 X 71.5 Mm, One -Sided Perforation 2 X 1000 Mm, Perforation ∅ 1.1 With Gaskets Under The Diffuser, - Delivery Of 360 Pcs Made Of Acidproof Steel. Tubular Diffusers - Dismantling Of Existing Diffusers And Membranes, - Washing Of Diffuser Bodies And Interior Of Piping The Aeration Grate, - Checking The Attachment Of The Grate Attachment Handles To The Ground, - Calibration Of Air Inlet Holes; - Installation Of Membranes And Diffuser Bodies On Distributing Beams, - Selection Attempt. Leaks- Installation Start. 9) The Membrane Provided By The Contractor And The Necessary Elements Of Diffusers Must Be Equivalent To The Elements Of The Currently Working Aeration System Both In Terms Of Size And Environmental Resistance In Which They Are Installed. For The Supplied Membranes And Some Of The Contractor Must Attach Compliance Declarations, Product Technical Cards, Approvals. 10) Waste Produced In The Process Of Replacement Of Membrane Should Be Transferred To Develop

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