Tenders Are Invited For Construction Of A Dn160 Water Supply Network Connecting The Towns Of Uszczyn And Koło

The Subject Of The Order Is The Execution Of Construction Works Consisting In The Construction Of A Dn160 Water Supply Network With A Length Of 2,291.5 Meters, Including Hydrants, Connecting The Towns Of Uszczyn And Koło, Sulejów Commune. The Water Supply Network Will Be Located On Plots Marked With Registration Numbers 147, 302, 292/1, 149/22, 292/23, 343, 342, 341, 162/12, 162/3, District 0019; Uszczyn, Sulejów Commune. The Following Works Are Expected To Be Carried Out As Part Of The Construction: 1) Preparatory And Measuring Works; 2) Dismantling The Surface Made Of Mineral-Asphalt Mass 3) Constructing Open Trenches With Formwork On Both Sides; 4) Constructing The Foundation In The Trench By Leveling The Bottom, Cleaning It From Stones, Draining It And Making The Base With Compaction; 5) Constructing Starting Chambers For Controlled Jacking; 6) Construction Of The Water Supply Network Using The Trenchless Method Using Horizontal Drilling Or Hdd Directional Drilling Technology And Partially In Point Open Trenches At Connection Points;7) Construction Of A Water Supply Network From Double-Layer Pe100 Rc Pipes With A Diameter Of 160 Mm, Connected On The Ground Surface By Butt Welding, And Connections Of Pe Pipes With Fittings Or Cast Iron Fittings Using Pe100 Sleeves With A Loose Collar, Connected By Butt Welding;8) Construction Of Water Supply Gate Valves Made Of Pn16 Ductile Iron Diameters Dn150mm And Dn80mm Together With Casing And Box For Gate Valves And Fire Hydrants. Above Ground;9) Construction Of Retaining Blocks In Nodes And Places Of Bends In The Water Supply Network;10) Installation Of Two-Part Protective Pipes On The Existing Infrastructure;11) Marking Of Fittings And Utilities;12) Marking Of The Water Pipeline Route With A 200 Mm Wide White And Blue Plastic Warning Tape With An Embedded Metal Insert At A Distance Of 0.3 M Above The Pipeline; 13) Disinfection Of The Water Supply Network; 14) Performing A Pressure Test Of The Water Supply Network; 15) Carrying Out An As-Built Inventory; 16) Carrying Out Reconstruction Works By Backfilling The Excavations And Compacting Them; 17) Carrying Out Cleaning Works. In Addition, The Order Includes An Optional Order In The Form Of Construction Of A Water Supply Network In Ul. Zielona In The Town Of Uszczyn, 671.30 M Long, On The Section From The Existing Water Pipeline With A Diameter Of 110 Pe In Ul. Rolniczej To The Height Of Plot 149/23, Uszczyn District, Sulejów Commune. The Water Supply Network Will Be Located On Plots Marked With Registration Numbers 150/17, 149/22, District 0019; Uszczyn, Sulejów Commune. A Detailed Description Of The Option Right Is Included In Point 21.10 Of The Swz And In The Draft Provisions Of The Contract (Appendix No. 4 To The Swz). A Detailed Description Of The Subject Of The Contract Is Included In The Design Documentation. Other Information Is In The Swz