Department of Transportation (D.O.T.) products are used by state roads and highways. They are standard 6061 T-6 alloy. AMD carries the aluminum sheets as well as the pipes and tubes and hardware for mounting.
AMD Supply also carries two different types of mounting bases that attach at the base of the tubes.
At AMD Supply we pride ourselves on being knowledgeable; our sales staff would be happy to assist you in ordering exactly what you need for each job. Contact us for a quote or to ask a question.