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/ SPR-5022: Development of Diagnostic Analytics Tool for Causal Effect Analysis from 511 Database https://rip.trb.org/View/2576661 Tue, 15 Jul 2025 15:44:37 GMT https://rip.trb.org/View/2576661 SPR-4937: Enhanced Traffic Pattern Knowledge Abstraction and Presentation from 511 Database https://rip.trb.org/View/2399821 Tue, 02 Jul 2024 13:46:34 GMT https://rip.trb.org/View/2399821 Automatic Detection and Understanding of Roadworks https://rip.trb.org/View/2087440 Wed, 21 Dec 2022 11:40:01 GMT https://rip.trb.org/View/2087440 SPR-4440: An Integrated Critical Information Delivery Platform for Smart Segment Dissemination to Road Users https://rip.trb.org/View/1637986 Mon, 15 Jul 2019 11:20:24 GMT https://rip.trb.org/View/1637986 Northwest Passage Phase #4 https://rip.trb.org/View/1505787 Thu, 22 Mar 2018 08:46:41 GMT https://rip.trb.org/View/1505787 Green Navigation: A Big Data Approach Towards Sustainable Transportation https://rip.trb.org/View/1489861 Tue, 28 Nov 2017 09:38:51 GMT https://rip.trb.org/View/1489861 Field Operational Tests of Vehicle-Assist and Automation (VAA) System Using Full-size Public Transit Buses https://rip.trb.org/View/1441790 Wed, 04 Jan 2017 10:52:34 GMT https://rip.trb.org/View/1441790 Research Program Design---Administration of Highway and Transportation Agencies. Evaluation Guidance for Automated Vehicle Pilot and Demonstration Projects https://rip.trb.org/View/1357353 Fri, 12 Jun 2015 01:00:55 GMT https://rip.trb.org/View/1357353 Prototype Development of the Open Mode Integrated Transit System https://rip.trb.org/View/1236154 Thu, 03 Jan 2013 15:42:00 GMT https://rip.trb.org/View/1236154