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 market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.