Gully Cleaning Services – Cleaning V. Drainage Channels Tunnel Bw B236 Sm Dortmund. The Work Advertised In The List Of Services Includes The Following Main Services Per Cleaning: Tunnel Wambel: - Cleaning Of Approx. 30 M Of Transverse Channel - Cleaning Of Approx. 2890 M Of Slot Channel - Cleaning Of Approx. 465 M Of Dn 200 Sewer - Cleaning Of Approx. 122 Gullies/ Inlets - Disposal Of Approx. 40 T Of Residues - Traffic Safety Approx. 10 Pcs. Dortmund-Berghofen Tunnel: - Cleaning Of Approx. 2660 M Slot Channel - Cleaning Of Approx. 238 M Of Dn 300 Sewer - Cleaning Of Approx. 76 Pcs. Gullies/Inlets - Disposal Of Approx. 30 T Of Residues - Approx. 8 Traffic Safety Devices. The Front Sentences Correspond To One Cleaning Cycle. A Total Of Five Cleaning Cycles Must Be Carried Out.
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