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JEFFERSON COUNTY, Colo. — A sinkhole forced the closure of a portion of South Simms Street on Wednesday, the Jefferson County Sheriff’s Office said.

Simms is closed between West Cooper Avenue and South Ward Street. No vehicles or pedestrians are allowed in the area.

The sinkhole measures 20 feet by 20 feet by 20 feet.

There is no estimated time of when the road will be repaired and reopened.