The Colorado Department of Transportation is warning drivers of new road closures in the Gap Project beginning this week. I-25 southbound between Spruce Mountain and Upper Lake Gulch road will be closed Sunday June 28th from 7pm to 5 Monday morning, and Tuesday June 30th through Wednesday July 1st. Detours will take drivers onto Spruce Mountain road to Upper Lake Gulch road and then back onto the interstate. Northbound I-25 will have only 1 lane open. Expect delays.