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Underground piping system, district heating

Winterthur district heating development Heiligberg supply tunnel

For Stadtwerke Winterthur, Kraftanlagen München supplied and installed a complete piping system as a district heating supply line in a tunnel for the connection of a local heating territory.

Fact sheet

Stadtwerke Winterthur

Period of execution:
2014 – 2015

Project data

  • Total line length: 1,300 m
  • KMR pipelines in the tunnel: 2 x DN 250
  • Steel pipelines in the shaft construction: 2 x DN 250
  • Installation in the tunnel: 1,240 m


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