Tenders Are Invited For Reconstruction Of The Valve At Km 4+180, Parczew Commune, Parczew Poviat in Poland

Work Detail

The Subject Of The Order Is The Execution Of Construction Works Related To The Implementation Of The Investment Task Entitled: Reconstruction Of The Penstock At Km 4+180, Parczew Commune, Parczew Poviat. The Scope Of The Investment Includes The Restoration Of Full Functionality Of The Damming Structure (Penstock) Located On The Konotopa Stream, In Accordance With Detailed Design Documentation. The Main Goal Of The Works Is To Restore The Ability To Stably Damming Water At The Designed Level. The Scope Of The Order Includes: - Demolition Of The Remains Of The Concrete Penstock At Km 4+180 Of The Konotopa Stream;  Construction Of A Gate With A Reinforced Concrete Structure At Km 4+180 Of The Konotopa Stream With Accompanying Infrastructure, I.E. A Technological Footbridge Enabling The Operation Of The Designed Devices, Reinforced Concrete Stairs Leading To The Technological Footbridge;  Insurance Of The Stream Bottom At Km 4 + 182 To 4 + 212 At The Upper Station Of The Gate Over A Length Of 30 M. - Made Of Rip-Rap With A Diameter Of D500 Stabilized With Concrete Over A Length Of 10 M, - Made Of Rip-Rap With A Diameter Of D300-500 Mm Over A Length Of 20 M, Ending With A Wooden Palisade With A Diameter Of 15 Cm And A Depth Of 1.50 M, Placed Flush With The Bottom;  Insurance Of The Stream Bottom At Km 4+154 To 4+174 At The Lower Station Of The Penstock: - Made Of Rip-Rap With A Diameter Of D500 Stabilized With Concrete Over A Length Of 10 M, - Made Of Rip-Rap With A Diameter Of D300-500 Mm Over A Length Of 10 M, Ending With A Wooden Palisade With A Diameter Of 15 Cm And A Depth Of 1.50 M, Placed Flush With Bottom; Insurance Of The Banks Of The Konotopa Stream From Km Approx. 4+182 To 4+232 At The Lower Station Of The Penstock And From Km Approx. 4+107 To 4+178 At The Upper Station Of The Penstock;  Construction And Liquidation Of A Temporary Circulation Channel At Km 4+161 To Km 4+193 Of The Konotopa Stream, Plot 1, District 0014 Sowin, Plot 134, 135 District 0016 Stępków, Temporary Cofferdam In The Form Of A Sheet Piling On The Upper Water Side At Km 4+193 Of The Konotopa Stream, Plot 136/1, 135, 134, Precinct 0016 Stępków, A Temporary Cofferdam In The Form Of A Sheet Pile Wall From The Lower Water Side At Km 4+161 Of The Konotopa Stream, Plots 136/1, 135, 134, Precinct 0016 Stępków, Plots 1, 37, Precinct 0014 Sowin And A Permanent Pump For The Duration Of The Gate Construction; Construction And Demolition Temporary (Technological) Roads For The Duration Of Construction Works. It Is Planned To Build A Penstock With Wooden Gate Closures Installed At A Height Of Approximately 6.0 M, I.E. 149.81 M Above Sea Level. A Detailed Description Of The Subject Of The Order Is Specified In The Annexes To The Swz.

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