Vikash Gayah: When you make a left turn, you have to cross oncoming traffic. When you have a green light, you need to wait ...

But restricting left turns, in general, is more efficient. Roundabouts aren’t as efficient when it’s busier. The roundabout gets full, which can cause a gridlock, and no vehicle can move. Traditional ...

A Nashville father who frequents Whitsett Park with his children says his commute has quadrupled in time after East Thompson Lane was reduced from two lanes to one in each direction.

GRAND RAPIDS, Mich. — As Michigan gears up for a busy Memorial Day weekend, officials reminding drivers of the use of the “zipper merge” to help manage traffic flow through construction ...

The shift will open its new collector-distributor lane, or connecting lane, at the I-16 interchange, where lanes run parallel to the main travel lanes. This will link access to I-16 to improve traffic ...

The flex lanes are part of ADOT's solution to alleviate traffic along the ever-congested corridor that connects the Valley with Flagstaff. The lanes are part of a broader $522 million, 23-mile ...

General manager Adam Peters wasn’t at the top of San Francisco’s decision-making flow chart, so it’s impossible to put a percentage on his influence on individual selections. Under Peters ...

The lanes will alternate between northbound and southbound depending on the greatest traffic need. ADOT noted that the I-17 flex lanes will not operate as such during the traffic shift.

Drivers heading to and from Charleston airport can expect temporary traffic changes from Boeing's roadwork along International Boulevard and South Aviation Ave.

The Florida Department of Transportation opened congestion relief lanes on I-4 east of U.S. 27 in Polk, creating four travel lanes in each direction.