Detours Schedule

2022 Closures

Aug 2021

  • Pershall Road Lane Closure Elizabeth to Old Halls Ferry Closure Duration: 9 Months (Continuation of 2021 Work)

Nov 2021

  • Dunn Road Lane Closure Old Halls Ferry to West Florissant Closure Duration: 3 months (Continuation of 2021 Work)

Feb 2022

  • New Florissant Closed at 270 - Bridge Demo (East Bound) Closure Duration: 1 Weekend
  • West Bound 270 to North Bound 367 Ramp Closed Closure Duration: 2 Months

March 2022

  • North and South Bound New Florissant Lane Closures Closure Duration: 2 Weeks

Apr 2022

  • East Bound 270 On Ramp from Washington/Elizabeth Closed Closure Duration: up to 3 Months
  • West Bound 270 On Ramp from New Halls Ferry Closed Closure Duration: 3 Months
  • Dunn Road Closed at Taylor Closure Duration: 3 Weeks

May 2022

  • Pershall Road Lane Closure Hanley to New Florissant Closure Duration: 4 Months
  • East Bound 270 Exit Ramp to West Florissant Closed Closure Duration: 2 Months
  • East Bound Dunn Road Closed Coldwater Creek to Graham Closure Duration: 2 Months
  • West Bound 270 On Ramp from Hanley/Graham Closed via Dunn Road Closed Closure Duration: 1 Week

Jun 2022

  • East Bound 270 Exit Ramp to New Halls Ferry Closed Closure Duration: 2 Weeks
  • Dunn Road Lane Closure West Florissant to Washington Closure Duration: 3 Months
  • West Bound 270 On Ramp from West Florissant Closed Closure Duration: 1 Month
  • East Bound 270 On Ramp from Hanley/Graham Closed Closure Duration: 2 Months
  • East Bound 270 Exit to New Florissant Closed Closure Duration: 1.5 Months

Jul 2022

  • South Bound 67 at Southern Tie-in to Existing South Bound 67 Closure Duration: 1 Weekend
  • East Bound 270 to North Bound/South Bound 67 Ramp Closed Closure Duration: 1 Week
  • South Bound 67 to West Bound 270 Ramp Closed Closure Duration: 3 Weeks
  • Taylor to South Bound 67 Closed Closure Duration: 3 Weeks

Aug 2022

  • East Bound Dunn Road Closed Coldwater Creek to Graham Closure Duration: 2 Months
  • West Bound 270 On Ramp from Hanley/Graham Closed via Dunn Road Closure Duration: 1 Week
  • New Halls Ferry Closed at 270 - Bridge Demo (East Bound) Closure Duration: 1 Weekend
  • South Bound 67 Closed at Taylor - 67 Traffic Detoured thru Taylor Closure Duration: 1 Month

Sep 2022

  • West Bound 270 On Ramp from New Halls Ferry Closed Closure Duration: 3 Months
  • New Florissant Closed at 270 - Bridge Demo (West Bound) Closure Duration: 1 Weekend

Nov 2022

  • Dunn Road Closed between Lynn Haven and 637 Dunn Road Closure Duration: 1 Month

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