Search Results: 'Hochtief'

Jacked box and structure techniques
26 December, 2011
Box jacking in its various forms provides a safe, reliable means of excavating beneath sensitive infrastructure. James Thomson, chairman of Jacked Structures, explores the options available

World’s longest structure jack
26 December, 2011
The world’s longest jacked structure forms a highway underpass beneath a road-rail crossing that sits on unreliable Thanet Sands. Alex Conacher reports from site

Copenhagen cut
13 April, 2011
Detailed planning is underway for major excavations and tunnelling works on the Cityringen metro line in Copenhagen. Report by Patrick Reynolds

Spanish armada sinks competition
11 February, 2011