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BETONWERK BIEREN

Pipes and manholes for trenchless jacking in Hanover

Figure: Betonwerk Bieren

Jacking pipes supplied by Betonwerk Bieren are being advanced through the soil with pinpoint precision using the adjustable cutting head

Figure: Betonwerk Bieren

Figure: Betonwerk Bieren

DN 1000 reinforced-concrete jacking pipes are being prepared for trenchless jacking on the Hanover job site

Figure: Betonwerk Bieren

Hans-Böckler-Allee, a street in Hanover also known for its frequent traffic jams, is currently being upgraded in conjunction with the new Continental headquarters under construction in this area. As part of the sewer rehabilitation and expansion project, Betonwerk Bieren was commissioned with supplying reinforced-concrete jacking pipes and manhole units. Max Kroker, a civil contractor based in Braunschweig, took care of the actual rehabilitation and expansion project applying a trenchless jacking technique.

This method employs a pressure unit to advance jacking pipes from the launch to the...

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