Use of suction and flushing vehicles on the facilities and sewer networks operated by the Ruhrverband in the northern regional area. These plants are sewage treatment plants and stormwater treatment plants (stormwater overflow basins and storage sewers with all ancillary facilities), transfer collectors and pumping stations as well as sewer networks of four municipalities. This cleaning work, including the disposal of any residual materials, is carried out at irregular intervals and is to be assigned on an hourly basis.

Camera visits with a TV sewer inspection unit are optional services, also on an hourly wage basis.

Use of suction and flushing vehicles on the plants operated by the Ruhrverband in the northern regional area with a focus on Iserlohn-Baarbachtal (catchment areas Iserlohn-Baarbachtal, Schwerte, Iserlohn-Letmathe).

This cleaning work, including the disposal of any residual materials, is carried out at irregular intervals and is to be assigned on an hourly basis.

Camera visits with a TV sewer inspection unit are optional services, also on an hourly wage basis.

Use of suction and flushing vehicles on the plants operated by the Ruhrverband in the northern regional area with a focus on Menden (catchment areas Menden, Balve, Hemer, Wickede and urban areas of Menden and Balve).

This cleaning work, including the disposal of any residual materials, is carried out at irregular intervals and is to be assigned on an hourly basis.

Camera visits with a TV sewer inspection unit are optional services, also on an hourly wage basis.

Use of suction and flushing vehicles on the plants operated by the Ruhrverband in the northern regional area with a focus on Arnsberg-Neheim (catchment areas Arnsberg-Neheim, Arnsberg, Sundern, Ense-Bremen).

This cleaning work, including the disposal of any residual materials, is carried out at irregular intervals and is to be assigned on an hourly basis.

Camera visits with a TV sewer inspection unit are optional services, also on an hourly wage basis.

Use of suction and flushing vehicles on the plants operated by the Ruhrverband in the northern regional area with a focus on Warstein (catchment areas Warstein, Brilon, Brilon-Scharfenberg, Rüthen, Warstein-Belecke, Möhnesee-Völlinghausen).

This cleaning work, including the disposal of any residual materials, is carried out at irregular intervals and is to be assigned on an hourly basis.

Camera visits with a TV sewer inspection unit are optional services, also on an hourly wage basis.

Use of suction and flushing vehicles on the plants operated by the Ruhrverband in the northern regional area with a focus on Warstein (catchment areas Arnsberg-Wildshausen, Bestwig-Velmede, Eslohe-Bremke, Eslohe, Winterberg-Niedersfeld as well as the urban areas of Meschede and Eslohe).

This cleaning work, including the disposal of any residual materials, is carried out at irregular intervals and is to be assigned on an hourly basis.

Camera visits with a TV sewer inspection unit are optional services, also on an hourly wage basis.