Detours Schedule

2021 Closures

Feb/Mar 2021

  • East Bound Dunn Road closed from Washington/Elizabeth to Hanley/Graham Closure Duration: 7 Months

Apr 2021

  • Dunn Road closed from Village N Dr to Breezy Point Lane Closure Duration: 2 Months
  • I‑270 closed at West Florissant Closure Duration: 3 Days
  • West Florissant Bridge over I‑270 closed 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 south of I‑270 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

  • West Bound Pershall Road closed 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

  • West Bound Pershall Road closed 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.

2020 Detours Schedule

Apr 2020

  • I-270 EB off-ramp to Washington/Elizabeth Closure Duration: 1.5 years

June 2020

  • I-270 EB on-ramp from New Florissant Closure Duration: 3 months
  • Old Halls Ferry over I-270 Closure Duration: 4 months
  • NB Lindbergh to WB I-270 loop ramp Closure Duration: 2 years

Aug 2020

  • Pershall Road near Coldwater Creek Closure Duration: 18 Months
  • Dunn Road at Old Halls Ferry Closure Duration: 1 Month
  • Bellefontaine to WB I-270 Ramp Closure Duration: 3 Months

Aug/Sept 2020

  • Both Directions I-270 at Washington/Elizabeth Closure Duration: 3 Days
  • Washington/Elizabeth over I-270 Closure Duration: 3 Months

Sept 2020

  • Pershall Road between New Halls Ferry and Old Halls Ferry Closure Duration: 1 Month

Oct 2020

  • Dunn Road Closed at Washington Closure Duration: 1 Month

Nov 2020

  • Pershall Road Closed at Elizabeth Closure Duration: 1 Month