Benefit

An initial evaluation of the Maryland CHART program indicated that lane sensors and freeway video cameras in the coverage area supported incident management and contributed to a 5 percent reduction in non-recurrent congestion delay.

May 1996
Statewide,Maryland,United States

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Summary Information

The Maryland Coordinated Highways Action Response Team (CHART) program is in the process of expanding to more automated surveillance with lane sensors and video cameras. The evaluation of the initial operation of the program shows a benefit-to-cost ratio of 5.6:1, with most of the benefits resulting from a 5 percent (2 million vehicle-hours per year) decrease in delay associated with non-recurrent congestion.

Notes:
See also:

CHART Program Performance (2002)
CHART Program Performance (1999 and 2000)
CHART Program Performance (1997)

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Source

CHART Incident Response Evaluation: Final Report

Author: COMSIS Corporation

Source Date: May 1996

EDL Number: 10004

URL: http://ntl.bts.gov/lib/jpodocs/repts_te/10004.pdf

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Application Areas

Intelligent Transportation Systems > Traffic Incident Management > Mobilization & Response > Service Patrols

Goal Areas

Mobility

Typical Deployment Locations

Metropolitan Areas

Keywords

freeway service patrol, courtesy patrols, highway helpers, freeway service patrols

Benefit ID: 2000-00092