Tenders Are Invited For Construction Work For Water Projects – Restoration Of A Damaged Section Of The Main Pressure Derivation For The Teshel Hpp

Construction Work For Water Projects – Restoration Of A Damaged Section Of The Main Pressure Derivation For The Teshel Hpp. The Purpose Of The Design And Construction Is To Carry Out Repair And Restoration Activities Of The Gnd For The Teshel Hpp And To Bring It Into Normal Operating Condition. The Scope Includes At Least The Following Main Activities: 1. Survey, Preparation Of A Working Project And Exercise Of Authors Supervision For Repair And Restoration Activities Of The Gnd For The Teshel Hpp, Including A Minimum Of Positions For: 1.1. Hydrographic Tower: • Diver View For Capturing The Existing Situation; • Restoring The Watertightness Of The Working Lock (Repair Of The Movable And Fixed Loop Of The Lock And The Connection Of The Fixed Loop With The Reinforced Concrete Structure); • Restoring The Watertightness Of A Repair Shutter (Repair Of The Movable And Immovable Contour Of The Shutter And The Connection Of The Immovable Contour With The Reinforced Concrete Structure); • Replacement Of Electromechanical Equipment Of A Repair Shutter (Electric Motor, Reducer, Drive, Power Supply And Control); • Replacement Of Hydromechanical Equipment Of Working Shutter (Mnu (Without Hydraulic Lifting Cylinder), Power Supply And Control, Rehabilitation Of Existing Lifting Cylinder); • Reconstruction Of Machine Room; • Restoration Of Concrete Surfaces; • Stairs In A Water Tower For Access To Its Bottom; 1.2. Section From Tunnel Entrance To Haidushki Dol Bridge-Canal • Restoration Of Concrete Bottom; • Injection Of Leaks; • Hydroblasting/Sandblasting And Cleaning Of Armor; • New Acp. 1.3. Hajdushki Dol Bridge-Channel • Dismantling Of Existing Plugs And Their Transport To The Clients Warehouse; • New Stuffing Box Compensator; • Dismantling Of The Existing Repair Closed Body And Transport To The Contractors Warehouse; • New Repair Closed Body To Exhaust; • Dismantling Of An Existing Working Body And Transport To The Contractors Warehouse; • New Working Body To Exhaust; • Inspection Of The Exhaust Pipe; • Removal Of Existing Thermal Insulation Of The Haidushki Dol Bridge-Channel; • Hydroblasting/Sandblasting And Cleaning Of The Metal Surfaces (Outside And Inside); • New Acp (Outside And Inside); • New Thermal Insulation; • Restoration Of Concrete Surfaces. 1.4. Section From Hajdushki Dol Bridge-Canal To Borino Duiker • Restoration Of Concrete Bottom; • Restoration Of Compromised Welds On Existing Armour; • Ensuring The Structural Resistance Of The Lining And Injection Of Leaks; • Hydroblasting/Sandblasting And Cleaning Of Armor; • New Acp. 1.5. Duker Borino • Restoration Of Compromised Welds On Existing Armor; • Hydroblasting/Sandblasting And Cleaning Of Armor; • New Acp; • Restoration Of Concrete Surfaces; • Rehabilitation Of Airmen Premises; • A Set Of Airmen On The Entrance And Exit Shaft. 1.6. Duker Borino To The Beginning Of The Damaged Section • Restoration Of Concrete Bottom; • Restoration Of Compromised Welds On Existing Armour; • Ensuring The Structural Resistance Of The Lining And Injection Of Leaks; • Hydroblast