The speed limit on I-94 and I-29 will be changing on Aug. 1. The process to update the road signs is about to begin.

INDOT said the new variable speed limit system will adjust speed limits based on traffic, roadway incidents, work zones and weather. The system is expected to go live on or about Sept. 10.

These are known as Vehicle Activated Signs (VAS) or Smiley Activated Message (SAM) cameras. They provide drivers with ...

Several traffic-calming ideas were floated — speed humps, roundabouts, additional analog signs and, seemingly the most popular, electronic signs displaying vehicle speeds.