Tenders Are Invited For Works Related To Water-Distribution Pipelines – Reconstruction Of A Part Of The Wate ... in Bulgaria

Work Detail

Works Related To Water-Distribution Pipelines – Reconstruction Of A Part Of The Water Supply Network In The Village Of Smilets, Silistra Municipality. The Purpose Of The Present Assignment Is To Select A Contractor - A Builder Within The Meaning Of The Law On Territorial Planning (Zut), With Whose Participation The Implementation Of An Infrastructure Project: Reconstruction Of A Part Of The Water Supply Network Of The Village Of Smilets, Silistra Municipality. The Project Decision Provides For The Reconstruction Of A Part Of The Existing Water Supply Network In The Regulation Of The Settlement. Together With The Water Supply Branches, The Building Water Supply Diversions To The Adjacent Properties Will Also Be Completed, As Well As The Fittings Necessary For The Correct And Trouble-Free Operation Of The Water Supply Network. The Reconstructed Water Network And The Building Water Diversions Are Planned To Be Filled With High Density Polyethylene Pipes Pe100rc For A Pressure Of Pn 10 Bar (Sdr 17). The Diameters Of The Water Supply Branches Are In Accordance With The Existing Water Pipes And In Accordance With Ordinance No. 2 Of March 22, 2005 On The Design, Construction And Operation Of Water Supply Systems Article 139. (1) The Minimum Diameter Of The Pipes Of The Water Supply Network In Urban Areas With A Population Of More Than 100,000 Inhabitants Is 100 Mm, And For Areas With A Population Of Less Than 100,000 Inhabitants - 80 Mm. In Order To Preserve The Existing Asphalt Pavement And Road Structure, The Street Water Pipes And Building Water Pipes Are Planned To Be Executed Using Trenchless Technology By Means Of Horizontal Drilling. Excavations For Making The Horizontal Boreholes Are Planned For Breaks Along The Route, When Making Connections To The Existing Water Pipes And Water Mains, At Fire Hydrants, Sc And Through Certain Distances. The Building Water Mains (Wm) Will Be Reconstructed Up To The Water Meter Node, Including The Water Meter Nodes. Svo Will Be Made Of Pipes With A Diameter Of Dn32 Or Dn63 According To The Needs Of The Properties. The Project Development Envisages The Reconstruction Of 11 Water Supply Branches, Which Will Be Built From Pipes With A Diameter Of Dn125, Dn110 And Dn90 With A Total Length Of L = 5000 M. Construction Of 4 Crossings Over A Ravine Along The Routes Of The Water Pipes. Construction Of Fire Hydrants And Installation Of Fire Hydrants According To The Field Conditions, Regulatory Requirements And The Existing Situation Of The Network. The New Routes Of The Water Supply Branches Must Be Connected To Existing Branches That Are Not The Subject Of The Development. For This Purpose, The Construction Of Additional Connections From The New Route To The Shut-Off Valves Of The Existing Branches With A Total Length Of About L = 230 M Is Planned. The Object Is The Ii Category, According To Art. 137, Para. 1, Item 2, Letter B Of Zut And Art. 4, Para. 2, Item 2 Of Ordinance No. 1 Of July 30, 2003 On The Nomenclature For Construction Types. All Specific Construction Activities And Quantities Set For Implementation Are Described In Detail In The Attached Bill Of Quantities, Part Of A Sample Price Proposal, Determined Under The Conditions And Instructions Given With The Approved Investment Project. The Conditions Under Which The Subject Of The Order Will Be Implemented, As Well As The Rights And Obligations Of The Contracting Authority And The Contractor, Are

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