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Presentation | 2013

Access Management Considerations for High-Capacity Multi-lane Roundabouts

  • Authored by:  Mark Johnson
  • Event:  2012 National Conference on Access Management

Case Studies

Roundabouts Enhance the Achievement of Access Management Principles

  • Maintain Integrity of Arterials
  • Balance Mobility and Access
  • Improve Safety
  • Reduce Congestion
  • Extend the life of Infrastructure
  •  

Roundabout Operational Characteristics Allow for:

  • Capacity at Intersection, less roadway width 
  • Flexible driveway and intersection spacing versatility
  • Less queuing
  • Roadway Geometric Flexibility
  • Slower & consistent speeds
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