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/ Optimal and Safe Route for Freight Transportation in Rural Areas https://rip.trb.org/View/2239027 Thu, 07 Sep 2023 09:40:36 GMT https://rip.trb.org/View/2239027 Impact of Real-Time Weather Information on Traffic Safety in Kentucky https://rip.trb.org/View/1877378 Wed, 08 Sep 2021 11:04:09 GMT https://rip.trb.org/View/1877378