Traffic Impact

Lane Closures

The outside lane of the following streets will be closed to automobile traffic from 6 to 10:30 a.m. to accommodate runners.

    • Six Pines Drive: Southbound, Lake Woodlands Drive to Timberloch Place
    • Riva Row: Westbound, High Timbers to Grogan's Mill Road 

The inside lane of the following streets will be closed to automobile traffic from 6 to 10:30 a.m. to accommodate runners.

    • Grogan's Mill Road: Northbound, Riva Row to Lake Woodlands Drive
    • Lake Woodlands Drive: Westbound, Grogan's Mill Road to Cochran's Crossing Drive
    • Lake Woodlands Drive: Eastbound, Cochran's Crossing Drive to Six Pines Drive 

Avoid Delays, Use Alternate Routes

View Lane and Road Closures with estimated opening times.

Important Information and Reminders

    • To ensure runner and spectator safety, Montgomery County Sheriff's Office will be responsible for closing and re-opening streets.
    • There will be deputy officers at every intersection along the race route. Please follow their instructions when approaching the streets on the course.
    • The deputy officers will attempt to allow cars needing to get through if and when there is a safe opportunity.
    • Please allow extra time if you have somewhere to be on Race Day. 

Additional Traffic Information

For more information about traffic on Memorial Hermann 10 for Texas race day, please call 281-210-2099 or email From October 2 through 7, 2018, calls to this number will be responded to within one business day. Between October 8 through 13, 2018, this number will be answered 24 hours a day.