National Cooperative Highway
Research Program (NCHRP) Study
A study
just released by the National Cooperative
Highway Research Program (NCHRP) finds that
young drivers continue to die at higher rates
than any other age group. The report, entitled
“NCHRP 500: A Guide for Reducing Collisions
Involving Young Drivers” points to five key
facts and contributing factors:
Deadliest Time: Among
16-year-old drivers, the risk of a fatal crash
is about three times higher after 9:00 p.m.
than during the daytime.
Alcohol Factor:
Alcohol-involved crashes increase from
relatively low rates among 16-year-old drivers
to a peak among drivers ages 20 to 24.
Although alcohol-involved crashes remain high
among drivers into their mid-30s, impaired
driving declines each year as individuals take
on more stable jobs, marry and begin to have
children.
Lack of Supervision:
Drivers 18 and older are more likely to live
outside the family home. This results in these
individuals driving more and having fewer
protective constraints on time and driving.
Crash rates continue downward due to
increasing experience, but crash numbers
increase as a result of greater exposure and
an increase in dangerous behaviors, of which
driving after drinking is perhaps the most
obvious example.
Risk Factor:
While 15- to 20-year olds represented 8.4
percent of the U.S. population and 6.3 percent
of licensed drivers, they accounted for 13.6
percent of the drivers involved in fatal motor
vehicle crashes.
Passenger Risk:
Young drivers, especially 16- and 17-year
olds, are responsible for a larger number of
passenger injuries and fatalities per crash
than more experienced drivers. More than
one-half of all fatalities occur when
passengers younger than 20 are present and
there is no adult in the vehicle.
NCHRP Report 500 was written
by TRB as part of a series of implementation
guides addressing the emphasis areas of the
American Association of State Highway and
Transportation Officials (AASHTO) Strategic
Highway Safety Plan (http://safety.transportation.org/).
To read the complete report, visit
www.trb.org/news/blurb_detail.asp?id=8493.
Please email
mcjones-vaol@att.net with comments and corrections
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Site last modified April 25, 2008.
© 2008, Virginia Operation Lifesaver.
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