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10:54 a.m. — CSP Castle Rock said there are multiple crashes on I-25 near Greenland, between milemarker 167 and 170. Drivers are asked to slow down and expect delays. About 20 cars and semi trucks are involved in the crashes, according to CSP.
4:15 a.m. — I-70 westbound lanes have reopened between exit 173 and mile marker 171. The right lane is still closed at milemarker 170.
I-70 WB: Road open between Exit 173 - West Vail and MM 171. Right lane closed at MM 170.— CDOT (@ColoradoDOT) January 18, 2019
3:36 a.m. — The westbound lanes of I-70 are closed at West Vail due to poor travel conditions.
More information on the crash that closed Interstate 70 here.