Vision Zero reports 50% decrease in severe crashes on roads with speed displays

AUSTIN (KXAN) — A new memo released by Austin Transportation Department's Vision Zero program on Thursday reported a 50% decline in severe crashes on roads with dynamic speed display devices (DSDDs). ATD has used the devices since 2016 as a means of reinforcing speed limits in mainly residential areas.Most crashes happening in Austin occur on state-owned roadways, like highways; however, Austin has identified high-injury roadway sections where a disproportionate number of crashes occur com