A boulder blocked the eastbound lane of Highway 20 just west of Cascadia on Jan. 26.
Motorist Mary Koch of Sweet Home came upon the boulder soon after it had fallen. She reported seeing other, smaller rocks still falling from the hillside along the road.
The boulder came loose and fell into the middle of the lane because of heavy moisture, Transportation Maintenance Specialist Connie O’Malley said. She works at Oregon Department of Transportation’s Sweet…