A new law that went into effect July 1 prevents the Indiana Department of Transportation from using variable speed limits and ...

Metal covers are now blocking dozens of speed limit signs on I-465 after a new state law stopped INDOT from changing the ...

Add Yahoo as a preferred source to see more of our stories on Google. An example of what variable speed limit signs look like above a highway in Washington. When icy conditions led to a 133-car pileup ...

Examine the data behind dynamic speed zones. Learn what safety studies show regarding their effectiveness, limitations, and ...

The Idaho Transportation Department wanted to shake things up on Eagle Rd. in hopes of decreasing accidents during rush hour.

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An example of what variable speed limit signs look like above a highway in Washington. Courtesy of the Washington State Department of Transportation When icy conditions led to a 133-car pileup on ...