E . Bike lane at modern roundabout : According to the AASHTO Guide for the Development of Bicycle Facilities , a bike lane should be discontinued a minimum of 35 feet to a maximum of 65 feet prior to a traffic circle or roundabout . Bike lane markings are not to be marked on the circular roadway ( Figures 7.52.11 and 7.52.12 ).
Design Criteria :
• Allow bikes to flow with traffic without marked bike lane or allow bike onto pedestrian area for a short distance .
• Provide signing and pavement markings in accordance with MUTCD and AASHTO standards .
Figure 7.52.11 . Aerial view of roundabout with multiuse path crossing .
Figure 7.52.12 . Site plan of typical roundabout with bike lane .
Chapter 7 : Design Guidelines | 7-37