Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2024. 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/ 2296 Highway/Rail Intersection Hump or High-Profile Crossings Problems https://rip.trb.org/View/2286673 Tue, 07 Nov 2023 12:40:25 GMT https://rip.trb.org/View/2286673 Guide for Preventing and Mitigating the Risk of Bridge and Tunnel Strikes by Motor Vehicles https://rip.trb.org/View/1707204 Wed, 20 May 2020 15:01:13 GMT https://rip.trb.org/View/1707204 Using LIDAR for Bridge Clearance Heights https://rip.trb.org/View/1524210 Tue, 17 Jul 2018 12:29:34 GMT https://rip.trb.org/View/1524210 Vehicle-Based Low Clearance Detector https://rip.trb.org/View/1400250 Fri, 04 Mar 2016 08:31:08 GMT https://rip.trb.org/View/1400250 Exploring Pilot Performance Using Flight Management Systems With and Without Autoload for Data Comm Route Clearances https://rip.trb.org/View/1361058 Thu, 16 Jul 2015 01:00:29 GMT https://rip.trb.org/View/1361058