Tenders Are Invited For Construction Work - Reconstruction Of Internal Water Supply And Sewerage Network On ... in Bulgaria

Work Detail

Construction Work - Reconstruction Of Internal Water Supply And Sewerage Network On 20Th April Street, Strelcha, Strelcha Municipality. The Object Of The Order Is Construction Within The Meaning Of Article 3, Paragraph 1, Item 1 Of The Public Procurement Act. 3.2. The Subject Of The Present Procedure Is: Reconstruction Of The Internal Water Supply And Sewerage Network On 20Th April Street, Strelcha, Strelcha Municipality Code According To The General Vocabulary Of Terms (Cpv): 45000000 - Construction And Installation Works 45231300 - Construction And Installation Works For The General Construction Of Transmission Water Pipes And Sewerage. The Requirements Of The Employer Are Described In The Attached Technical Specification. Construction Permit No. 4 Dated 18.02.2025 Was Issued For The Site By The Chief Architect Of The Municipality Of Strelcha. Object Category: The Object Is Fourth Group, Third Category According To Art. 137 Of The Zut. Technical Description Of The Project: In The Longitudinal Profiles, The Depth Of The Excavations Is Determined By The Elevation Of The Project Level, To Ensure The Necessary Coverage Of The Water Pipe According To The Norms. At All Intersections Where Water Pipes Have Been Replaced, The Connection To Them Has Been Made. Those With Existing Ac Or Steel Water Mains Are Provided With Pending Sc Connections. The Water Pipeline Under This Project Falls In The High Zone Of The Water Supply Network Of The Town Of Strelcha. At The Deviations In The Intersections From The New Water Mains, It Is Planned To Install New Scs, With Protective Fittings, Which Are Planned To Be Strengthened. All Shut-Off Valves And Connecting Flanges For Them Are Designed For Working Pressure Р = 1.0 Mpa (10 Atmospheres). The Locations Of The Shut-Off Taps Are Determined So That, If A Section Of The Network Needs To Be Isolated, The Smallest Possible Number Of Consumers Will Be Affected. There Are No Existing Fire Hydrants Along The Route Of The Water Mains. The Locations Of The Fire Hydrants Have Been Selected According To The Requirements Of Ordinance No. 13-1971 On Construction And Technical Rules And Norms For Ensuring Safety In Case Of Fire From 01.09.2013. All Pn And Shaped Pieces With Connecting Flanges, Necessary For Pn Installation, Are Designed For Working Pressure Р = 1.0 Mpa (10 Atm). Replacement Of All Building Water Diversions To The Regulation Line Is Also Planned. At Each Svo, A Sidewalk Sc /Tsk/ Will Be Installed With New Polymer Water Meter Shafts Outside The Property. The Shaft Is 35 Cm In Diameter Telescopic With A Water Meter Cb=4 M3/H. The Water Meters Should Have The Option Of Remote Reading. The Building Diversions Will Be Made Of Polyethylene Pipes With Diameters Ф25 And Ф32 (Polyethylene Pipes With These Diameters Are Supplied In Coils Of 100 M Length.) The Diversions Are Planned To Be Carried Out By Means Of Electric Weldable Water-Holding Clamps. It Is Planned To Install Sidewalk Stopcocks With Safety Fittings On All Building Deviations. All Sc And Connecting Flanges Of The Shaped Pieces At The Building Deviations Are Designed For Working Pressure Р = 1.0 Mpa (10 Atm.). For All Flange Connections On The New Plumbing Sections (At Sc, At Ph And At The Building Deviations), As Well As At The Water-Ground Clamps, Use Bolts And Nuts With A Well-Made Galvanic Coating (Cad.

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