One leg stand

Horizontal Gaze Nystagmus HGN | OLS One Legged Stand | Walk and Turn WAT | Field Sobriety Testing Manual

Field sobriety testing is the term describing a series of tests the police give a motorist whom they suspect to be impaired by alcohol or drugs. The tests were developed after study by the U.S. Department of Transportation (DOT), National Highway Traffic and Safety Administration (NHTSA). Three tests were approved for standardization and use by […]