Tenders Are Invited For Securing The Slope At The Narrow-Gauge Railway Bridge In Koronowo in Poland

Work Detail

1. The Subject Of The Order Are Construction Works Consisting In The Construction Of Surface Drainage Along With The Construction Of Outlets To The Drainage Ditch And Reconstruction Of The Surface With Openwork Grates As Part Of The Task Securing The Slope At The Narrow-Gauge Railway Bridge In Koronowo. The Need To Reconstruct The Slope Surface By Building Surface Drainage Results From The Problem Of Its Gradual Washing Away As A Result Of Atmospheric Precipitation.2. The Location Of Construction Works Covers The Area Of ​​Plot No. 1235, M. Koronowo District, Bydgoszcz Poviat, Voivodeship. Kuyavian-Pomeranian Voivodeship. The Slope Is Located On The Western (Right) Bank Of The Brda River, Next To The Bridgehead Of The Closed Narrow-Gauge Railway, Through Which A Bicycle Path Runs. The Area Is Partially Included In The Archaeological Protection Zone B.3. Surface Drainage Should Be Performed With A Diameter Of 110 Mm In The Layer Of Washed Filter Aggregate Of Fraction 2-16 Mm. The Main Drainage Routes Should Be Arranged In Accordance With The Existing Ground Level, And Radial Drainage Should Have A Slope Of 0.5%. Additionally, The Surface Should Be Reinforced With Openwork Grates.

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