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... 1   Practices for Adding Bicycle and Pedestrian Access on Existing Vehicle Bridges Bridges serve as the key connection between communities and essential services. However, many bridges are built without accommodations for active transportation users.
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... 2 Practices for Adding Bicycle and Pedestrian Access on Existing Vehicle Bridges More than 30 state DOTs participated in the survey, which asked respondents to provide summary statistics about bridge retrofit projects and details about the most recent bridge retrofit project. Several state DOTs had not completed a bridge retrofit project in which access for active transportation users was provided.

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