Rock slide at Glenwood Springs halts travel on I-70 between Glenwood Canyon and Glenwood Springs . It 's unclear when crews will complete enough work to open at least part of the roadway . Transportation department : about 8 boulders rolled down mountain shortly after midnight . A steel guard rail and median barrier were also damaged . Rocks were from 3 feet to 10 feet in diameter ; about 8 holes or dips left on the interstate .
Rock slide at Glenwood Springs halts travel on I-70 between Glenwood Canyon and Glenwood Springs . It 's unclear when crews will complete enough work to open at least part of the roadway . Transportation department : about 8 boulders rolled down mountain shortly after midnight . Rocks were from 3 feet to 10 feet in diameter ; about 8 holes or dips left on the interstate .