about highway work zones in Idaho
Work zone collisions in 2004: 265
• Work zone collisions in 2003: 357
• Number of people killed in work zones in 2004: 8 (all were drivers
• Workers injured in work zone collisions in 2004: 1
• The most common type of collision: rear-enders
(Speeding, following too closely, inattentive driving, failing to yield
the right of way, and improper lane changes also contribute to collisions
in work zones.)
• There were 23 serious injuries in 2004, up from 21 the previous
• In Idaho during 2004, the estimated economic cost of work zone
collisions was $35 million, which included medical treatment, emergency
services, property damage, workplace costs and household productivity.
Source: Idaho Office of Traffic and Highway Safety
about work zones nationwide
• A total of 1,068 people were killed in work zone
wrecks during 2004 (the last year for which figures are available).
• Four out of every five work zone fatalities were motorists.
Source: U.S. Department of Transportation
Federal Highway Administration