Add Yahoo as a preferred source to see more of our stories on Google. By the time you've laid and wired your track and installed your train and turnout control system, it's easy to let construction of ...

The combined effects of cyclic train loading, track irregularities, and the longitudinal non-uniformity of ballasted tracks induce uneven ballast settlement. Concurrently, the deterioration of dynamic ...

Mathematical models are extremely limited at modeling ballast, the gravel layer located under railway tracks. Researchers have shown that a large part of the energy introduced by a train passing is ...