Underground structures: Case Studies
Case Studies & Reports
Chinatown Station deep in the heart of San Francisco
With construction work being carried out in depths up to 30 m in the centre of San Francisco, an enormous building structure is being realised. Whe ... more
Riyadh Metro: Watertight special solutions for Qasr Al Hokom Station
In 2012, the city of Riyadh in Saudi Arabia had a population of 5.7 million. This figure is expected to increase to 8 million by 2030. Therefore, t ... more
Karlsruhe City Railway: Stability against hydrostatic ground water pressure
Within the scope of what is called the Kombiloesung (combined solution), Karlsruhe's centre is being converted to a pedestrian zone without any rai ... more
Major construction site at a depth of 40 m: Msheireb Metro Station, Qatar
The Msheireb subway station is situated in the heart of Doha and is the lynchpin of the ultra-modern metro system currently under construction in t ... more
North West Rail Link – Australia's first fully-automated rapid transit rail system
The North West Rail Link in Sidney is currently Australia's largest public transportation infrastructure project. When completed, the light rail sy ... more
Capitol Hill Station, Seattle: System-based project solution
The formwork and scaffolding solution provided for the construction of the new subway station in Seattle was the result of competent engineering an ... more
"Bärlinde" tunnel boring machine reaches Brandenburg Gate station
Implenia has been working since 2011 on the new U5 underground railway line for the Berlin Transport Authority (BVG). The project includes extendin ... more
Tunnel formwork in Algiers with record-breaking dimensions
With a length of 144 m and a width approaching 23 m, the "Place des Martyrs" metro station boasts some very impressive dimensions. In addition, the ... more