http://news.discovery.com/earth/rocks-fossils/shaker-truck-new-zealand-trip-130130.htm#mkcpgn=rssnws1
T-REX, a shaker truck that produces seismic waves, will help engineers test soils in Christchurch, New Zealand, for liquefaction.
T-REX, a shaker truck that produces seismic waves, will help engineers test soils in Christchurch, New Zealand, for liquefaction.