The National Highway Traffic Safety Administration (NHTSA) sponsored research that focused on motorcycle DUI – DWI indicators. These are early cues police may use to detect a non-impaired driver from an impaired driver who may be under the influence of alcohol or drugs.
Motor Cycle DUI Indicators
NHTSA’s recent studies turned up 14 indicators, as well as probability levels of certain driving behaviors being consistent with impaired or drunk driving: