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:

Missouri Department of Transportation I-270 Project Millstone Weber Parsons

This schedule is subject to change.