Changes in the Travel Environment

Types of changes

In the past twenty years, significant changes in intersection geometry, signalization, driver behavior, and the technology of automobiles have affected the ability of blind travelers in the United States to use the above-mentioned techniques.

Intersection design changes and their effect on travel techniques

Driver behavior and technology of autos

Signalization changes

Intersection signalization has become more complex. Details on signalization and the effect on travel by pedestrians who are blind are provided in Chapter 3.

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