Caltrans employs a variety of devices and techniques to designate highway lane lines, including some that offer drivers subtle clues. Here are some old and new technologies, starting with the famous Botts Dot. Sharon Okada sokada@sacbee.com
Caltrans employs a variety of devices and techniques to designate highway lane lines, including some that offer drivers subtle clues. Here are some old and new technologies, starting with the famous Botts Dot. Sharon Okada sokada@sacbee.com

Transportation

January 20, 2017 4:00 AM

California drivers: Say goodbye to the Botts Dot, the bump that made your car go thump

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