TAG: ski area

Mapping avalanches for safety

February 10, 2017By
A researcher prepares to use lidar to scan snow depth at Arapahoe Basin in Colorado. (Photo: Riegl)

In 2014, an avalanche injured two Colorado avalanche control workers. They had been using an “avalauncher” compressed gas cannon to shoot charges into slopes that posed a serious avalanche risk to motorists below, but the charge exploded too early, in the barrel of the launcher. The accident prompted a re-evaluation of the Colorado Department of Transportation’s avalanche control techniques. Now,... read more