Hydraulic-powered stabilizing spikes mounted on the outside of the font sides of the vehicles anchor TIV2 in place as it prepares to encounter a storm.
The spikes can embed 40 inches into the ground and prevent the vehicle from being pushed along the ground by a tornado's winds.
August 19, 2011 4:00 AM PDT
Photo by: James Martin/CNET
| Caption by: James Martin
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