UPDATE 9 a.m: Officials say the substance spilled on eastbound I-84 has been confirmed as powder cement. Traffic will continue to be routed through Henefer until clean up is complete.
SUMMIT COUNTY, Utah (ABC4 News) – Eastbound I-84 is closed in Summit County due to a hazmat spill.
A tweet from the Utah Department of Transportation says the spill at milepost 115, which is near Main St. in Henefer. As a result, eastbound I-84 is closed at milepost 112.