Highway Diesel Services (HDS) in Tucson, AZ is a leading provider of transportation safety solutions, specializing in DOT compliance audits, drug and alcohol testing, electronic logging device auditing services, and driver qualification files. With over 30 years of experience, HDS offers comprehensive safety solutions to help transportation companies meet and exceed safety standards set by the Department of Transportation (DOT) and the Federal Motor Carrier Safety Administration (FMCSA).
HDS is known for owning one of the largest random drug and alcohol testing consortiums in Arizona, providing services beyond basic DOT-required drug testing. Their expertise in implementing DOT drug testing policies, conducting pre-employment screenings, post-accident testing, and random drug tests ensures that transportation companies maintain a drug-free workplace and comply with industry regulations to keep employees and businesses safe.
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