Tenders Are Invited For Construction Of A Footbridge At The Stary Młyn Reservoir

The Subject Of The Contract Is The Construction Of A Recreational Platform And A Paved Pedestrian Route At The Stary Młyn Reservoir In Końskie According To The Design Documentation For Stage I And Stage Ii. The Employer Requires The Contractor To Include In Its Offer The Use Of Part Of The Material Needed For The Construction Of The Bridge, I.E. Steel Girders With Bracings, Which Are The Property Of The Employer. To The Girders, Subject Them To Sandblasting, And Then Protect The Entire Steel Structure Against Corrosion. The Contractor Will Build A Recreation Platform With A Total Length Of Lc = 15.05 M, The Width Of The Platform In The Clear Railing Is 2.80 M, The Deck And Wooden Railings, The Load-Bearing Structure Made Of Two Np 550 Steel Girders, Lc = 15.05 M With A Spacing Of 1.62 M Stiffened With Transverse Braces In The Amount Of 4 Pcs. From A Channel Section 300 (Girders From The Demolition Of The Bridge Structure, Are The Property Of The Employer), Supports - Two Reinforced Concrete Piles In Steel Pipes Ø 40 Cm Each, Topped With Reinforced Concrete Caps Made Wet, Steel Beams Based On Caps On Bearings 15 X 20 X 3.8 Cm, Behind The Steel Girders, Place Reinforced Concrete Back-Up Slabs Supporting The Embankment Of Footpaths. The Ordinate Of The Bottom Of The Structure Was Tied To The Ordinate. - The Contractor Will Pave Two Footpaths At The Platform With A Total Length Of Approx. L=20.0 M, Width 3.00 M. One-Sided Transverse Inclination, I=3.0% Towards The West. String Structure - The Top Layer Of The Pavement Made Of Aggregate With A Grain Size Of 0-31.5 Mm And A Thickness Of 5 Cm, The Bottom Layer Of The Surface Made Of Aggregate With A Grain Size Of 31.5-63.0 Mm, Thick. 10 Cm. The Footpath Is Limited On Both Sides By A Road Retaining Plate 8X30x100cm. - The Contractor Will Harden The Footpath With A Length Of L = 160.10 M And A Width Of 2.50 M. One-Sided Transverse Inclination, I = 2.0% Towards The West. The Construction Of The Line - Fine Gravel Gr. 5 Cm, Foundation Made Of Broken Aggregate 8-16, Mechanically Stabilized, Thickness. 10 Cm, Draining Layer Of Medium-Grained Sand, Gr. 10 Cm. Pedestrian Route Limited On Both Sides With A Road Resistor 8X30x100cm. The Gradient Of The Footpath Gradeline Is From About 0.1% To 0.8%. The Employer Allows The Use Of An Environmentally Safe Equivalent Wood Impregnation Material With Parameters Not Worse Than Those Indicated In The Technical Documentation As An Alternative To Creosote Oil. The Contractor Will Perform Construction Works On The Basis Of: - Notification Of The Construction Or Performance Of Construction Works Bp.6743.371.2021.Mc - Construction Design, - Detailed Design, - Technical Specification For The Execution And Acceptance Of Construction Works, - Bills Of Quantities (Constituting Only Auxiliary Material). The Detailed Scope Of The Subject Of The Contract Is Specified In The Attached Design Documentation, Stwiorb , Bill Of Quantities (The Bill Of Quantities Is An Auxiliary Material).