Research

NHTSA: Driver’s Use of Marijuana in Washington State

By Shane Wolf / August 25, 2016

Working with the Washington Traffic Safety Commission, NHTSA assisted the State in conducting a roadside study to examine the prevalence of marijuana use before and after sales began. The study also examined drivers’ use of alcohol and other drugs. Click here to read the study published by NHTSA

NHTSA: Driver’s Use of Marijuana in Washington State

By Shane Wolf / August 25, 2016

Working with the Washington Traffic Safety Commission, NHTSA assisted the State in conducting a roadside study to examine the prevalence of marijuana use before and after sales began. The study also examined drivers’ use of alcohol and other drugs. Click here to read the study published by NHTSA

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