Detours Schedule
2023 Closures
December 2022
- East Bound Dunn Road Closed Coldwater Creek to Graham Closure Duration: 2 Months (Continuation of 2022 Work)
- Dunn Road Lane Closure West Florissant to Washington Closure Duration: 3 Months (Continuation of 2022 Work)
- East Bound Dunn Road Closed Coldwater Creek to Graham Closure Duration: 2 months (Continuation of 2022 Work)
Feb 2023
- New Halls Ferry Closed at 270: Bridge Demo (West Bound) Closure Duration: 1 Month
Spring 2023
- Dunn Road Closed between Lynn Haven and 637 Dunn Road (East Bound and West Bound) Closure Duration: 1 Month
- West Bound 270 On Ramp from West Florissant Closed Closure Duration: 2 Months
- West Bound 270 On Ramp from New Halls Ferry Closed Closure Duration: 1 month
Summer 2023
- West Bound 270 to North Bound 367 Ramp Closed Closure Duration: 1 month
- New Halls Ferry Closed at 270: Bridge Demo (East Bound) Closure Duration: 1 month
Project team:


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