Methodology
The potential to reduce crashes was assessed by estimating crash modification factors (CMFs) associated with the safety improvement strategy in terms of total, fatal, and injury, and…
Findings
In general, the human-factors study found more modest impacts from the new treatments than the observational study. The authors suggest that this is because participants were measured along…
Findings
Radar-based systems were found to provide the most protection because it can continuously monitor vehicle speeds and act accordingly. Before and after comparisons of red-light running…
RESULTS Highlights from stakeholder interviews Overall, users were pleased with the ability to obtain a variety of data; but they wanted more data on traffic counts, turning movements, and work zones…
Notes:See also: Garber, N.J., and S. Srinivasan. Effectiveness of Changeable Message Signs in Controlling Vehicle Speeds in Work Zones: Phase II, Virginia Transportation Research Council.…
Notes:
See also:
Swan, Nicole, et al. 511 Virginia Evaluation, Report sponsored by VDOT, January 2004.
Final Report Model Deployment of a Regional, Multi-Modal 511 Traveler Information System,…
In-person interviews were conducted to obtain cost data from motor carriers and state agencies participating in the International Registration Plan (IRP) and International Fuel Task Agreement (IFTA…
In 2002, the Federal Highway Administration awarded a field operational test to the Virginia DOT to use archived data to effect transportation operations and management decisions. The scope of the…
Since the initial launch of 511 in 2001, numerous statewide and metropolitan traveler information systems have come on-line. In May 2004, the 511 Deployment Coalition began a cost analysis activity.…
The report concluded with the following recommendations. It also highlighted possible avenues through which the recommendations might be most efficiently implemented.
VDOT Traffic Engineering…