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
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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