Project pipe jacking

Project

Bottrop Boye, Los I bis V

Client

Emschergenossenschaft Essen

Order volume Epping

22,8 mn €

Construction period

2013 – 2016

Scope of service

manufacturing sewer
Los I:
1.280m pipe jacking ID3500 partial face under compressed air in 2 sections: 314m + 966m
450 m pipe jacking ID3000 partial face under compressed air
150 m pipe jacking ID1800 partial face under compressed air
Los II:
45 m pipe jacking ID3500 partial face under compressed air
Los III +Los IV:
3.418 m pipe jacking ID1600 partial face under compressed air,
8 sections: max. length 606 m
Los V:
620 m pipe jacking ID1600 partial face under compressed air
170 m pipe jacking ID2400 partial face under compressed air
35 m micro tunneling ID500

Challenges

Curved routes with different radiuses
Pipe jacking with hydraulic facing joints
Rail crossings
tw. Approach with pressurized gate

Geology

sand, silt, marl, groundwater