The Lanzhou-Xinjiang High-speed Railway (LXHSR) runs through four strong windy areas where land surfaces are all affected by the Gobi Desert. The threat from wind-blown sand/gravel by extremely strong winds in these areas endangers the safe operation of the railway.
Click here for original story, Researchers explore formation mechanism and control of wind-blown sand hazards along high-speed railway in China
Source: Phys.org