Des Moines ICM

Dynamic shoulder Use

Dynamic part-time shoulder use allows for general purpose traffic to temporarily use the shoulder as a travel lane as needed based on real-time traffic conditions.

Benefits of Dynamic Shoulder Use

  • Reduces congestion caused by a heavy traffic and incidents
  • Reduces the likelihood of a secondary incident
  • Gives emergency crews room to safely address incidents

Planning for dynamic shoulder use are already underway. The project is not currently in the Iowa Statewide Transportation Improvement Program but is targeted for funding in Fiscal Year 2025. Project construction is estimated to take approximately 15 months. Dynamic shoulder use operation is anticipated to begin in 2025 or 2026.