Tenders Are Invited For Renovation Of The Regulating Structure Of The Sweat Channel. Lubiechowska Woda In Wałbrzych

The Subject Of The Order Is Construction Work - Renovation Of The Regulatory Structure Of The Lubiechowska Woda Stream Bed In Wałbrzych Ul. Wilcza, At Property No. 38, Including: Preparatory Works - Unblocking The Watercourse By Removing Sediment, With Removal And Depositing The Excavated Material In A Landfill - Construction And Demolition Of A Transverse Cofferdam Made Of Sandbags And A Temporary Pipeline. 40 Cm - 4 Sections Of Approx. 20 M Each On The Left Bank: - Construction Of A Concrete Foundation Strip With Filling Of Empty Spaces In The Foundation Zone For A Total Length Of 81 M, (Concrete Mix B-25) - Renovation Of The Stone Wall By Dismantling The Damaged Layer Of The Wall And Re-Making It - 0.65 M3, The Demolition Stone Will Be Rebuilt - Cleaning Of The Crown And Face Of The Wall, - Approx. 130 M2 And Repair Of Joints On 60% Of The Area. On The Right Bank - Demolition Of The Damaged Section Of The Wall And Foundation - 20 M - Construction Of A Stone Retaining Wall, 1.10 M High, On A Concrete Foundation (B-25), 0.80 M High, 20 M Long. The Demolition Stone Will Be Cleaned And Rebuilt - Construction Of A Concrete Foundation Band And Filling Of Empty Spaces In The Foundation Zone On The Total Length 61 M, (Concrete Mixture B-25) - Renovation Of The Stone Wall By Dismantling The Damaged Layer Of The Wall And Rebuilding It - 1.86 M3, (The Demolition Stone Will Be Cleaned And Rebuilt) - Cleaning The Crown And Face Of The Wall, - Approx. 130 M2 And Repair Of Joints On 60% Of The Surface At The Bottom - Construction Of Recesses (Nests) In The Constructed And Existing Reinforcements For Embedding Rails In The Form Of Two Beams 20X20 Cm, Placed One On Top Of The Other - Construction Of A Rail (3 Pcs.) In The Form Of Two Beams 20X20 Cm, Diameter = 2.5 M, Embedded In The Wall (In Previously Prepared Sockets). Beams Made Of Hardwood (Oak, Beech) Or Larch - Laying A 40 Cm Thick Stone Blanket Made Of Stone. 300 - 500 Mm On Geotextile With A Grammage Of 600 G/M2 Or 2X300 G/M2 With Wedging With A Fraction Of 100 - 300 Mm And Sealing With Soil From The Excavation. 6 M2 In Front Of Each Bulwark - Development Of The Area After The Works. During The Implementation Of The Task, Environmental Supervision Will Be Carried Out, And The Works Will Be Carried Out Taking Into Account The Principles Contained In The Publications: A) Catalog Of Good Practices In The Field Of Hydrotechnical Works And Maintenance Works Along With Establishing The Principles Of Their Implementation B) Good Practices For River Maintenance C) Water Restoration - A Manual Of Good Practices For The Renaturization Of Surface Waters - Available On The Website: Https://Www.Gov.Pl/Web/Wody-Polskie/Nowe-Otwarcie-W-Gospodarowania-Wodami-Prze-Pgw-Wody-Polskie The Ordering Party Reserves That The Following Scope Of Works Cannot Be Entrusted To Subcontractors: - Concrete Works, - Works Related To The Construction Of Stone Walls And Stone Cladding. A Detailed Description Of The Subject Of The Order I