Project
Duisburg, Hafendüker, OB-Karl-Lehr-Brückenzug 2. BA, Paket 2, Los 1
Client
Netze Duisburg
Order volume Epping
€ 2.092.000,00 net
Construction period
2020
Scope of service
Construction of a harbor siphon
210 m pipe jacking DN 2200 full-face Mixshield AVND in a single drive
Challenges
Pipe jacking at great depth (up to 25 m)
Shield launch and reception under the protection of a bulkhead
Underpassing the harbor canal
Underpassing the railway tracks
Pipe jacking in high groundwater levels (up to approx. 19.5 m above reference level)
Geology
Marl, tertiary, groundwater
