Tenders Are Invited For Water Is Wealth - Improving The Condition Of Water Reservoirs. Reclamation Of Surfac ... in Poland
Tender Notice
TenderID
110067600
Tender Brief
Tenders Are Invited For Water Is Wealth - Improving The Condition Of Water Reservoirs. Reclamation Of Surface Water. In A Water Reservoir Through Bioremediation With Air. And Assembly Biological Islands Floating On The Lake. On Os. Północ Ii
1. Subject Of The Orderthe Subject Of The Order Is The Performance Of Bioremediation Treatments With Aeration Of The Reservoir Water And The Installation Of Biological Floating Islands On The Lake In The Północ Ii Housing Estate Entitled: Reclamation Of Surface Water In The Water Reservoir On The Plot No. 829/116, Ełk 1 District. The Investment Obtained Funding Under The Ltpl00368 Project Entitled: Water Is Wealth. Improving The Condition Of Water Reservoirs Co-Financed By The European Union From The European Regional Development Fund Under The Interreg Vi-A Lithuania-Poland 2021-2027 Program. 1.1. Scope Of The Order. The Order Includes The Installation Of A Mechanical Microbubble Water Aeration System And Seven Floating Biological Islands, Along With A Two-Year In Situ Bioremediation Cycle Of The Lake At The Północ Ii Housing Estate With An Area Of 7,875 M2, In Order To Improve Its Natural Values And Recreational Function.1.1.1. The Contractor Undertakes To Install A Microbubble Aeration System Consisting Of An Aeration Module Made Of A Stainless Steel Frame With Dimensions Of 3 X 3 M (Installation Of Two Modules With Dimensions Of 3 X 1.5 M Is Permitted) To Which Plastic Pipes With Micro-Perforations Will Be Attached. The Diffuser(S) Will Be Supplied With Atmospheric Air Through A System Of Self-Sinking Pipes, To Which Air Will Be Pumped From A Compressor Located In A Box On The Edge Of The Tank. The Compressor Will Be Powered By A Power Connection Designed In Accordance With Annex No. 2, Which Is The Construction Design Entitled: Construction Of A 0.4 Kv Lv Power Cable Connection.1.1.2. The Contractor Is Responsible For Making A Connection To The Installation Site Of The Aeration Systems In Accordance With Annex No. 2 Of The Construction Project Entitled: Construction Of A 0.4 Kv Lv Power Cable Connection.1.1.3. The Contractor Will Install Seven Floating Islands Planted With Aquatic Plants With A Total Area Of 14 M² (One Island Has An Area Of 2 M²).1.1.4. The Detailed Scope Of The Works Mentioned In Points 1.1.1 - 1.1.3 Is Specified In The Technical Project Entitled: Installation Of A Mechanical Water Aeration System And Floating Biological Islands On The Water Reservoir On The Plot No. 829/116, Registry District 001 Ełk Constituting Annex No. 1 And The Construction Design: Construction Of A 0.4 Kv Lv Power Cable Connection Constituting Annex No. 2. 1.1.5. The Contractor Undertakes To Carry Out A Two-Year Cycle Of In Situ Microbiological Bioremediation In Order To Improve The Natural Values And Recreational Function Of The Reservoir.1.2 As Part Of The Subject Of The Order, The Contractor Will Present A Base Map Based On Current Cartographic Data Obtained From The State Geodetic And Cartographic Resource With Marked Water Sampling Points And Bottom Sediment Thickness. At Least Three Water Sampling Points Should Be Marked On The Map, Along With The Thickness Of Bottom Sediment At Each Point. The Map Should Be Based On Current Cartograp
Contact Information
Address
Gmina Miasto Ełk,Ełk,19-300,Warmińsko-Mazurskie,Pl623 - Ełcki
Email
um@um.elk.pl
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