Detour Information
2021 Detours Schedule
Feb/Mar 2021
- Single Lane East Bound Traffic Only on Dunn Road from Washington/Elizabeth to Hanley/Graham Closure Duration: 7 Months
- Dunn Road closed from Village N Dr to Breezy Point Lane Closure Duration: 2 Months
Apr 2021
- Both Directions I-270 at West Florissant Closure Duration: 3 Days
- West Florissant Bridge over I-270 Closure Duration: 4 months
May 2021
- North Bound US 67 (Lindbergh) to East Bound I-270 Ramp Closed Closure Duration: 1 Week
- North Bound US 67 Closed Closure Duration: 3 Days
- West Bound I-270 to North Bound US 67 (Lindbergh) Ramp Closed Closure Duration: 1 Week
- North Bound US 67 (Lindbergh) to Taylor Road Ramp Closed Closure Duration: 1 Week
June 2021
- North Bound US 67 (Lindbergh) Closed at Taylor Road Closure Duration: 1 Week
- Pershall Road Closed at West Florissant Closure Duration: 1 Month
- Dunn Road Closed from Old Halls Ferry to Linnel Closure Duration: 2 Months
- West Bound I-270 Exit Ramp to Old Halls Ferry Road Closed Closure Duration: 2 Months
- Dunn Road Closed at West Florissant Closure Duration: 1 Month
July 2021
- Lane Closures at West Florissant Closure Duration: 1 Month
- West Bound I-270 to North Bound MO 367 Ramp Closed Closure Duration: 2 Months
Aug 2021
- Single Lane West Bound Traffic Only on Pershall Road from Washington/Elizabeth to Old Halls Ferry Closure Duration: 9 Months
Oct 2021
- West Bound I-270 to Hanley/Graham Ramp Closed Closure Duration: 1 Month
Dec 2021
- Single Lane West Bound Traffic Only on Pershall Road from Hanley/Graham to New Florissant (Rt N) Closure Duration: 4 Months
Project team:


This schedule is subject to change.