The Drive: Smart Lanes have Twin Cities drivers guessing

It’s been about a year since electronic signs that display real-time information about individual lanes appeared on I-94 and I-35W, but drivers haven’t fully figured out the messages they’re getting.
Over the past few weeks, questions about the signs — and especially about the speed limits they display — have landed in the Drive’s mailbag. Today, I’ll answer a couple of the most asked.

The monitors, as some commuters call them, are Lane Control Signals and are part of what the Minnesota Department of Transportation calls “Smart Lane technology.”