German investigations into faulty underground construction suspected to be linked with last year�s collapse of a building in Cologne were extended today to a section of elevated rail over 400 km away, completed nearly four years ago by the same contractor. Related Links: Prosecutors Search for Fraud in Rail Project �We want to make sure that works have been carried out correctly at all projects where similar technologies were used,� says Herbert Bodner, Chairman of Bilfinger Berger A.G., Mannheim. Suspicions by the investigators of the Cologne collapse prompted the new probe of work on the high-speed line. In parallel, diaphragm
The 2016 Summer Olympics boating and swimming events have put an international spotlight on what has been a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up major bays and waterways.