Tenders Are Invited For Construction Of Underground Infrastructure At The Recreational Square In Kupno, Plot No. 1125/155

The Subject Of The Order Is The Implementation Of Construction Works Under The Name: Construction Of Underground Infrastructure At The Recreational Square In Kupno, Plot No. 1125/155. The Following Works Are Expected To Be Performed As Part Of The Order: 1. Replacement Of The Existing Collectors On The Tributary Before The Pond, Including: - Earthworks With The Removal Of Material Up To 3 Km To The Place Indicated By The Ordering Party, - Disassembly Of A Concrete Pipeline With A Diameter Of 300 Mm On A Section Of Approx. 30 M, - Disassembly Of A Concrete Pipeline With A Diameter Of 500 Mm On A Section Of Approx. 23 M, - Removal Of Rubble And Concrete Rings From The Investment Area For A Distance Of Up To 3 Km To The Place Indicated By The Employer, Installation Of An Inspection Well (Well S1) With A Sedimentation Tank Of Min. 1M, Reinforced Concrete, Prefabricated From Concrete Class At Least C 35/45, Tightness W8 And Frost Resistance F150, Connected With A Gasket Made Of Concrete Rings With A Diameter Of 1200 Mm Equipped With A Cast Iron Manhole Fi 600, D400, H150, – 1 Pc,  Installation Of A Concrete Street Sewage Well With A Diameter Of 500 Mm With A Sedimentation Tank Without A Siphon,  Installation Of Pipelines Made Of Channels Made Of Pvc-U Sn8 Pipes With An Outer Diameter Of 315 Mm On A Section Of Approx. 30 M,  Installation Of Channels Made Of Concrete Pipes Wipro Connected With A Concrete Seal On A Section Of Approx. 23 M, - Backfilling And Compacting The Excavations With Material Delivered And Placed On The Investment Site By The Ordering Party, - Hardening Of Passages And Roads With 0-31.5 Mm Aggregate In The Place Of Excavations, - Preparation Of An As-Built Inventory, Note: The Works Will Be Performed On The Existing Sewage Collector Rainy. The Contractor Must Ensure The Flow Of Incoming Rainwater While Carrying Out The Works. 2. Construction Of A Storm Sewage Connection With Street Inlets: - Earthworks With The Removal Of Material Up To 3 Km To The Place Indicated By The Ordering Party, - Installation Of A Prefabricated Reinforced Concrete Inspection Well, Min. Class C 35/45 With Tightness W8 And Frost Resistance F150, Connected With A Gasket Made Of Concrete Rings With A Diameter Of 1200 Mm Equipped With A Cast Iron Manhole Fi 600, D400, H150, - 1 Pc, The Well Will Be Installed On An Existing Active Rainwater Collector With A Diameter Of 400 Mm, - Installation Of System Sewerage Chambers Made Of Pp Or Pe With A Diameter Of 600 Mm Covered With A Manhole Fi 600, D400, H150, - Installation Pipelines From Channels Made Of Pvc-U Sn8 Pipes With An External Diameter Of 200 Mm, Approx. 56.5 M, Installation Of Pipelines From Channels Made Of Pvc-U Sn8 Pipes With An External Diameter Of 250 Mm, Approx. 23 M, Backfilling And Compacting The Excavations With Material Delivered And Deposited On The Investment Site By The Ordering Party, Hardening Of Passages And Passages With 0-31.5 Mm Aggregate Roads In The Place Of Excavations, Preparat