Until this week, a handful of traffic signal electrical boxes blended largely unnoticed into the scenery of downtown Sioux Falls. But a relationship with a local company has turned the utilitarian ...

A traffic light consisting of 3 round lights is easier to manage, as the same design for all three pieces means lower replace rates, repair and maintenance costs. Still, ...

The work is expected to go from about 9 a.m.-3 p.m. both days. If it rains during that time, MDOT will reschedule the work–likely for the following day, according to the Facebook post.

We have rodents now starting to get in our traffic signal cabinets,” he said. Rats can chew through wood, concrete and even metal. Wiring appears to be on the rat menu as well.

"Traffic signals are more complicated, complex installations than most people realise," said Sole. More than 360 individual electrical connections arrive at each signal aspect; each pole can have ...