Loose styrofoam blocks causing road hazard Heard on: Rock County Public Safety 00:20 00:00 431, a hazardous. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 431, a hazardous. 00:04 Got it. 00:07 And over. 00:10 In Janesville, there's five large squares of what appears to be styrofoam in the roadway. 00:16 There's a pickup truck with a trailer full of them on East Ridge Road. 00:19 Unknown if it's related. 2026-11-07 00:38 UTC Traffic Eastridge Dr, Janesville, WI 53546 View on map