Tenders Are Invited For Construction Of Home Sewage Treatment Plants In The Cmolas Commune

1) The Subject Of The Order Is The Execution Of The Task Entitled: Construction Of Home Sewage Treatment Plants In The Cmolas Commune. The Scope Of The Task Concerns The Construction Of 55 Home Sewage Treatment Plants With External Sanitary Sewage Installations And An Energy Supply In The Cmolas Commune, In The Towns And Plots With Registration Numbers Given In The Terms Of Reference. Household Sewage Treatment Plants Must Comply With The Pn-En 12566-3+A2:2013-10 Standard And Must Meet The Standards And Regulations Applicable In Poland. Household Sewage Treatment Plants Should Be Constructed Using Sbr Technology And Will Be Intended For The Treatment Of Social And Domestic Sewage. Social And Domestic Sewage From The Internal Sanitary Sewage System Of The Residential Building Will Be Conveyed By Gravity To The Tank Of The Domestic Sewage Treatment Plant, Where It Will Be Treated (Aeration And Sedimentation). After Treatment, The Treated Sewage Will Be Discharged Into The Ground Using Infiltration Tunnels And Absorption Wells. The Scope Of The Task Includes The Construction Of: - Sanitary Sewage Connection (External Sanitary Sewage Installation) - A Section Connecting The Internal Installation In A Single-Family Residential Building With The Designed Home Sewage Treatment Plant; - Installation Of A Tank For The Home Sewage Treatment Plant; - Electrical Power Supply For The Home Sewage Treatment Plant; - A Section Of The Sewage System Connecting The Designed Home Sewage Treatment Plant. Home Sewage Treatment Plant With Designed Infiltration Tunnels Or Absorption Well; - Infiltration Tunnels Or Absorption Wells Through Which Purified Sewage Will Be Discharged Into The Ground. The Number Of Infiltration Tunnels And The Size Of Absorption Wells Are Specified In The Technical Documentation. The Quality Of Treated Sewage Discharged From Home Sewage Treatment Plants Into The Ground Should Meet The Conditions Specified In The Ministers Regulation Environment Of July 24, 2006 On The Conditions To Be Met When Discharging Sewage Into The Ground And On Substances Particularly Harmful To The Aquatic Environment. (Journal Of Laws Of 2019, Item 1311) For Sewage Treatment Plants Below 2000 Pe (Annex No. 2 To The Regulation) And Cannot Exceed The Following Values: 1) Bod5 40 Mg O2/L, 2) Cod 150 Mg O2/L, 3) Total Suspended Solids 50 Mg/L, 4) Total Nitrogen 30 Mg N/L,5) Total Phosphorus 5 Mg P/L. The Scope Of Works, Detailed Description Of The Method Of Implementation And Investment Parameters Of The Task Are Specified In The Bill Of Quantities - Annex No. 4 To The Swz And Technical Documentation - Annex No. 5 To The Swz. If The Documents Constituting The Description Of The Subject Of The Contract Include The Trade Name Of The Company, Goods Or Product, The Ordering Party - In Relation To The Parameters Or Data (Technical Or Any Other) Indicated Directly In The Tender Documentation Others), Identifying Directly Or Indirectly The Goods Or Products - Allows Equivalent