Canal construction work.

The subject of this service description is work on the basic repair of the rainwater and wastewater sewerage on the property of the "Feldwebel-Lilienthal-Kaserne Delmenhorst".

The renovation measures are to be carried out using a closed construction method. With a few exceptions, the existing sewer network in the rehabilitation section will be retained in its structure.

The trenchless rehabilitation methods include measures for manhole rehabilitation, hose relining measures for reaches and connection lines, robot work, nozzle rehabilitation and the repair of partial damaged areas using GRP short liners.

Mainly closed renovation:

- hose liner DN 150 - DN 250 approx. 1,800 m,

- hose liner DN 300 - DN 400 approx. 450 m,

- pipe liner DN 500 - DN 600 approx. 110 m,

- pipe liner DN 1000 approx. 190 m,

- Hose liner connection lines approx. 500 m,

- Short liner / long liner approx. 185 pieces,

- Punctual repair procedures, hat profiles approx. 100 pieces,

- Shaft renovation approx. 50 pieces.