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Department of Transportation

Full Membership includes State/District Departments of Transportation, and entitles representation on the Executive Board, and on all Committees and Working Groups.

Affiliate Members

Affiliate Members include Authorities, Planning Commissions, Municipalities, and Other Public Agencies.


Usually persons working under a project contract for either a full member or an affiliate member of the Coalition.


Typically research personnel who are approved to access data by the full member or affiliate member of the Coalition.