traffic patterns.
Today, the interstate system links every major city in the U.S,and
the U.S with Canada and Mexico,Built with safety in mind the
highways have wide lanes and shoulders,dividing medians,or
barriers,long entry and exit lanes,ourves engineered for safe
turns,and limited access. The death rate on highways is half that of
all other U.S roads
By opening the North American continent,highways have enabled
consumer goods and services to reach people in remote and rural
areas of the country, spurred the growth of suburbs, and provided
people with greater options in terms of jobs,access to to cutural
programs, health care ,and other benefits.Above all,the interstate
system provides individuals with what they enerish most:personal
freedom of mobility.
The interstate system has been an essential element of the nations
economic growth in terms of shipping and job creation:more than 75
percent of the nations freight deliveries arrive by truck.and most
products that arrive by rail or air use interstates for the last leg
of the journey by vehicle.Not only has the highway system affected
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