Trends
The tables in this chapter present large truck crash statistics over time.
Fatal crash statistics generally are available from 1975, the first year
of FARS data, through 2006. In some cases, such as for roadway function
class or alcohol involvement, data are available only from 1981 or 1982
through 2006. Nonfatal crash statistics are available from 1988, the first
year of GES data, through 2006. The statistics shown in this chapter represent
crashes, vehicles, drivers, fatalities, and injuries in crashes. Below
is a summary of some of the trend information in this section:
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Over the past 20 years (from 1986 to 2006) there has been a 49-percent
increase in registered large trucks and a 76-percent increase in miles
traveled by large trucks.
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Over the same time period, the number of large trucks involved in fatal
crashes has declined by 7 percent, and the vehicle involvement rate for
large trucks in fatal crashes has declined by 47 percent.
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Over the past 10 years (from 1996 to 2006) there has been a 23-percent
increase in registered large trucks and a 22-percent increase in miles
traveled by large trucks.
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From 1996 to 2006, the number of buses involved in fatal crashes declined
by 8 percent, while the vehicle involvement rate for buses in fatal crashes
declined by 14 percent.
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From 1996 to 2006, on average, intercity buses accounted for 12 percent
of all buses involved in fatal crashes, and school buses and transit buses
accounted for 39 percent and 35 percent, respectively, of all buses involved
in fatal crashes.
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The number of large trucks involved in injury crashes has decreased by
14 percent over the past 10 years, and the vehicle involvement rate for large
trucks in injury crashes has declined by 30 percent.
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The number of large trucks involved in property damage only crashes has
increased by 2 percent over the past 10 years, and the vehicle involvement
rate for large trucks in property damage only crashes has declined by 17
percent.
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Alcohol involvement (blood alcohol concentration of 0.01 gram per deciliter
[g/dL] or more) for large truck drivers in fatal crashes has declined by
13 percent over the past 10 years.