Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2026. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ An Analysis of Crash Data and Safety Trends in ATV's and UTV's in Minnesota https://rip.trb.org/View/2762033 Tue, 18 Aug 2026 16:42:44 GMT https://rip.trb.org/View/2762033 Synthesis of Information Related to Highway Practices. Topic 57-20. Practices Related to Offroad Vehicles Sharing the Road, Path, and Trail https://rip.trb.org/View/2630494 Thu, 27 Nov 2025 03:51:57 GMT https://rip.trb.org/View/2630494 Laws, Ordinances, and Practices Related to All-Terrain Vehicles and Utility Task Vehicles https://rip.trb.org/View/2593923 Thu, 28 Aug 2025 10:08:11 GMT https://rip.trb.org/View/2593923 Development of Strategies for Shared Use of Roadways between ROV/ATV and Typical Highway Vehicles https://rip.trb.org/View/2512406 Wed, 19 Feb 2025 10:41:28 GMT https://rip.trb.org/View/2512406 CSX Rail Trestle Conversion to ATV Trail for Hatfield McCoy https://rip.trb.org/View/1329306 Thu, 30 Oct 2014 01:00:26 GMT https://rip.trb.org/View/1329306