The Utah Department of Transportation plans to close U.S. 189 through Provo Canyon Wednesday and Thursday from 9 a.m. to 3 p.m.

The highway will be closed west of the U-92 junction to Sundance. Access to Sundance will be available from the Heber City side of the canyon.UDOT will close the road to clear a place for unstable rock and slide material to fall without crossing the road.