The Central Oregon Series on Transportation (COST) is a seminar series intended to promote professional development and advancements in Transportation Engineering and Planning in Central Oregon.
This presentation included discussion on the following topics: 1) Overview of NCHRP 613: Guidelines for Selection of Speed-Reduction Treatments at High-Speed Intersections; 2)Recent Evolution of Roundabout Practice; 3)Safety Benefits of Roundabouts; 4)Draft HCM Methodology; and, 5)Case Study of OR 126.