Tenders Are Invited For Sewer Construction Work – Renovation Of The Robert Bosch Comprehensive School Sports Hall; Canal Construction (City Of Hildesheim)

Sewer Construction Work – Renovation Of The Robert Bosch Comprehensive School Sports Hall; Canal Construction (City Of Hildesheim). To Renovate The Rbg Sports Hall, A Total Of Around 425 M Of Wastewater And Rainwater Sewer Network With Dimensions Dn 160 To Dn 500 Must Be Renewed In Sections To A Depth Of 1.0 M To 2.70 M. Furthermore, A District Heating Trench With A Depth Of Up To 1.75 M And A Width Of Up To 1.76 M Must Be Built In Sections For The New District Heating Connection Of The Rbg Sports Hall. The Pipe Laying Of The District Heating Line Is Carried Out On Site. To Create The Pipe Trench For District Heating, Around 450 M³ Of Soil Is Excavated And After The District Heating Pipe Has Been Laid, The Pipe Trench Is Backfilled And Compacted In Layers With The Filling Soil Supplied. As A Result Of The Canal Construction And District Heating Work, Around 100 M² Of Asphalt And Around 850 M² Of Paving Area Have To Be Removed And Restored.