ADOT

Earth Notes: Quieter Pavement

22 hours ago
ADOT

Excessive road noise is a scourge of modern life. Barrier walls along busy highways don’t always reduce the ruckus because sound waves can jump the walls—especially on windy days.


ADOT

Crews are repairing a major northern Arizona highway that tourists use to reach the Grand Canyon's North Rim, Lake Powell and southern Utah.

Courtesy of Lena Fowler

Authorities say a French citizen was killed after a driver lost control on a stretch of a northern Arizona highway that collapsed from storm damage.

Courtesy of Lena Fowler

A 15-mile stretch of a northern Arizona highway is closed because of damage from heavy rains and officials say the closure likely will last a while and result in a lengthy detour.

Courtesy

2017 was the deadliest year in the last decade on Arizona roads. That’s according to an annual survey conducted by the Arizona Department of Transportation. KNAU’s Ryan Heinsius reports. 


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