If you need to travel in or out of the canyon early in the morning on Pioneer Day, please be aware of the traffic control plan for the marathon:

Marathon
4:00 a.m. First buses arrive at the top of Big Mountain. Runners are staged in the turnout at the top.
5:00 a.m. Last bus departs from staging area
5:15 a.m. Road closed half a mile north of the start and 5 miles south of the start in order to allow for getting runners on the road.
5:30 a.m. Race begins.
Road can open back shortly after the start.

Half-Marathon
4:30 a.m. First buses arrive at the start line (about 600 meters south of Pine Crest) Runners are staged at the side of the road
5:30 a.m. Last bus departs from staging area
5:40 a.m. Road closes at Pine Crest and at the top of Little Mountain
6:00 a.m. Race begins
Road can open back shortly after the start.