Research Report KTC-11-19/SPR415-11-1F KENTUCKY TRANSPORTATION CENTER GUIDELINES FOR ROAD DIET CONVERSIONS OUR MISSION We provide services to the transportation community through research, technology transfer and education. We create and participate in partnerships to promote safe and effective transportation systems. OUR VALUES Teamwork Listening and communicating along with courtesy and respect for others. Honesty and Ethical Behavior Delivering the highest quality products and services. Continuous Improvement In all that we do. 5HVHDUFK5HSRUW .7&63R11-) GUIDELINES FOR ROAD DIET CONVERSIONS Final Report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eport Number 2. Government Accession No. 3. Recipient’s Catalog No. KTC-11-19 / SPR415-11-1F 4. Title and Subtitle 5. Report Date Guidelines for Road Diet Conversions November 2011 6. Performing Organization Code 7. Author(s) 8. Performing Organization Report No. N. Stamatiadis, A. Kirk, C. Wang, and A. Cull KTC-11-19 / SPR415-11-1F 9. Performing Organization Name and Address 10. Work Unit No. Kentucky Transportation Center College of Engineering University of Kentucky 11. Contract or Grant No. Lexington, Kentucky 40506-0281 SPR316 12. Sponsoring Agency Name and Address 13. Type of Report and Period Covered: Final Report; 07/10 – 12/11 Kentucky Transportation Cabinet Fi l 200 Mero Street 14. Sponsoring Agency Code Frankfort, KY 15. Supplementary Notes 16. Abstract 7KH SXUSRVH RI WKLV UHSRUW LV WR GRFXPHQW WKH GHYHORSPHQW RI WKHJXLGHOLQHVIRUWKHURDGGLHW FRQYHUVLRQVSUHSDUHGIRUWKH.HQWXFN\7UDQVSRUWDWLRQ&DELQHW7KHJXLGHOLQHVFRQVLGHURSHUDWLRQDO DQGVDIHW\DVSHFWVRIWKHFRQYHUVLRQVWRDVVLVWLQWKHSUHOLPLQDU\GHWHUPLQDWLRQRIZKHWKHUDURDGGLHW FRQYHUVLRQ LV DSSURSULDWH IRU D JLYHQ URDGZD\ VHJPHQW 7KH JXLGHOLQHV SURYLGH VXJJHVWHG FURVV VHFWLRQ GHVLJQV WUDQVLWLRQ WR DQG IURP WKH URDG GLHW VHFWLRQ DQG D IORZ FKDUW IRU GHWHUPLQLQJ WKH DSSURSULDWHDFWLRQV 17. Key Words 18. Distribution Statement Intersection Design, Roundabout, Inside left-turn, median Unlimited u-turn, superstreet, continuous flow, jughandle, bowtie, intersection evaluation L 19. Security Classification (report) Security Classification (this 21. No. of Pg: 94 22. 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