Welcome to the HCQS Website

The Highway Capacity and Quality of Service (HCQS) Committee (AHB40) is concerned with investigating the physical and non-physical factors which affect capacity, traffic flow, comfort, convenience, and safety; and is responsible for developing computational techniques for quantifying the effect of these factors on capacity, traffic flow; and quality of service. Learn more about the committee?

The Committee & Subcommittee Working Websites Have Moved

This site, http://ahb40.org, will display committee meetings, HCM2010 information, and store the official roster for the full committee. For all other matters, including HCM 2010 Changes and Corrections, subcommittees, discussion, and announcements, please visit the:

» HCQS Working Website

— Posted 20 days ago

Upcoming meetings —

Joint Meeting of the Transportation Research Board Highway Capacity and Quality of Service (AHB40) and Traffic Flow Theory and Characteristics (AHB45) Committees

June 19, 2012–June 22, 2012

located at Fort Lauderdale Beach Hilton Resort in Ft. Lauderdale, Florida

» View all meetings

Last Meeting —

TRB Annual Meeting

January 21, 2012–January 26, 2012

Washington, DC

» View all meetings

Committee Stats —

» View the committee roster

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