Tenders Are Invited For Construction Of A Culvert In Place Of A Wooden Bridge Along A Skidding Trail In The Bykowce Forestry

The Subject Of The Order Includes Construction Works Consisting In The Construction Of A Culvert In Place Of A Wooden Bridge Along A Skidding Trail In The Bykowce Forestry, On Plots No. 294, 295 In Wujskie, Sanok Commune. The Task Includes The Following Works: - Demolition Of The Existing Wooden Bridge (Export Of Materials And Disposal On The Contractors Side), - Geodetic Measurements: Designation Of Characteristic Points, Measurements Of Earthworks, Geodetic Post-Construction Inventory, - Removal Of A Layer Of Fertile Soil - Topsoil, - Execution Of Earthworks - Excavations In The Amount Of Approximately 185 M3, - Execution Of Earthworks - Embankments, Including: Backfilling Of The Culvert With 173 M3 Of Delivered Soil And Construction Of Embankments With 27 M3 Of Soil Obtained From Excavations, - Construction Of The Foundation For The Culvert: Leveling Layer Of Concrete, Cement And Sand Backfill, - Installation Of A Steel Culvert Made Of Corrugated Sheet Metal With An Arched Cross-Section And Parameters: Horizontal Opening 4.13 M, Vertical Opening 2.57 M, Length At The Bottom 12.7 M, Top Length 9.07 M, - Insulation Over The Culvert Made Of Geotextile And Geomembrane, - Drainage Of The Body Over The Culvert In The Form Of A Drainage Channel With A Diameter Of 160 Mm, Length 16 M, - Construction Of A Trough For The Pavement Layers, - Construction Of Subgrade Layers And A Crushed Aggregate Surface Over The Culvert, - Construction Of A Ground Surface With Granulation On The Access Roads, - Reinforcement The Inlet And Outlet Of The Culvert With Stones And Mortar, - Strengthening The Stream Slopes With Stone Boulders Grouted With Earth, - Topsoiling With Sowing Of The Slopes, - Installation Of Road Barriers, - Driving 4 Pieces Of Wooden Piles With A Diameter Of 24 Cm At The Barriers.