Tenders Are Invited For Construction Work For Water Projects – Construction Of An Open Retention Reservoir F ... in Poland

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Construction Work For Water Projects – Construction Of An Open Retention Reservoir For Rainwater In The Piaski Housing Estate. 2. The Subject Of The Order Includes: A) The Investment Task, Including The Construction Of The Facility In Question, Will Consist Of The Following Construction Works:  Earthworks - The Basic And Main Scope Of Works, Including Hydrotechnical Works, Including: Strengthening  The Banks And Bottom Of The Reservoir,  Works In The Field Of Land Clearing, Removal Of Rubble And Waste,  Works In The Field Of Sewage - Emergency Overflow,  Construction Works - Foundation Slabs Of Separators, Installation Of Reinforced Concrete Stairs, Protection Against Beavers,  Road Works - Roads Technological 3. The Planned Investment Will Be Implemented In An Area From Which Aggregate, Gravel And Coarse Sand Were Collected In The Past For The Needs Of A House Factory. At The Extraction Site, A Water Reservoir Was Created And Used As A Fishing Ground. The Surface Is Very Uneven, The Slopes Are Irregular, Partly Covered With Bushes And Self-Seeded Pine Trees. There Are Concrete, Metal And Hazardous Elements On The Surface, I.E. Waste From Nearby Construction Sites. 4. Adapting The Existing Excavation To Perform The Function Of Temporary Collection Of Rainwater Involves Profiling The Slopes, Removing Excess Soil, Removing Debris From The Reservoir Bowl, Replenishing The Soil In The Eastern Slope And Strengthening The Banks Of The Reservoir To Protect Against Washing Out During Filling And Emptying The Reservoir. A Small Dike Will Be Built On The Forest Side To Prevent Water From Overflowing Into The Forest. Due To Its Height, The Slope Will Be Made In Two Parts, Separated By A 2 M Wide Shelf. To Facilitate Movement Within The Reservoir, Stairs Have Been Designed To Facilitate Descent. 5. Construction Of The Emergency Overflow Includes Connecting The Existing Section Of The Dn1000 Storm Sewage System Through A Pipeline (Currently Closed) Made Of Dn600 Grp Pipes From The Collector From The Well Towards The Reservoir, With Two Designed Coalescing Separators And Directing The Overflow Water To The Kacze Doły Reservoir, I.E. Construction Of The Section Rainwater Drainage System Dn600 Made Of Grp Pipes Sn 10Kn/M2 With Reinforced Concrete Wells Ø1500 And Coalescing Separators Qnom=2X300l/S. The Task Of Separators Is To Clean The Flowing Rainwater. Currently, Rainwater From The Street Is Discharged Through The Dn1000 Collector. Przemysłowa, Przemysłowa - Boczna, Ken, Bojanowska Towards The Pumping Station Located In The Piaski Housing Estate In Stalowa Wola. 6. The Detailed Scope Of Works Was Included In The Stwiorb, Bills Of Quantities, Building Permit And Water Law Decisions, As Well As Technical Designs Constituting An Annex To The Swz.

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