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/ Analysis of Improvements in the Effectiveness of Speed Feedback Trailers https://rip.trb.org/View/2344449 Thu, 22 Feb 2024 18:28:53 GMT https://rip.trb.org/View/2344449 Usefulness and Reliability of Probe Data when Altering Work Zone Message Signs https://rip.trb.org/View/2344448 Thu, 22 Feb 2024 18:20:06 GMT https://rip.trb.org/View/2344448 Guidance for Incorporating Work Zone Data within Traffic Management Operations https://rip.trb.org/View/2344447 Thu, 22 Feb 2024 18:09:52 GMT https://rip.trb.org/View/2344447 Merging Implementation Criteria https://rip.trb.org/View/2344446 Thu, 22 Feb 2024 17:56:59 GMT https://rip.trb.org/View/2344446 Mitigation of Cybersecurity Vulnerabilities for Traffic Control Infrastructure https://rip.trb.org/View/2301123 Thu, 30 Nov 2023 10:58:29 GMT https://rip.trb.org/View/2301123 Data Subsystems and Data Management Plans for Traffic Management Systems https://rip.trb.org/View/2286626 Tue, 07 Nov 2023 12:01:28 GMT https://rip.trb.org/View/2286626 Update to Procedure for Determining Work Zone Speed Limits https://rip.trb.org/View/2286619 Mon, 06 Nov 2023 16:39:44 GMT https://rip.trb.org/View/2286619 One-Way Flagging Operations https://rip.trb.org/View/2286546 Mon, 06 Nov 2023 14:54:18 GMT https://rip.trb.org/View/2286546 Multimodal Multiscale Urban Traffic Control in Connected and Automated Cities https://rip.trb.org/View/2283486 Mon, 30 Oct 2023 22:48:31 GMT https://rip.trb.org/View/2283486 Traffic Control Device Analysis, Testing, and Evaluation Program https://rip.trb.org/View/2256330 Wed, 27 Sep 2023 16:59:47 GMT https://rip.trb.org/View/2256330 Develop Assessment and Mitigation Guidance for Ancillary Highway Structures with Existing Cracks https://rip.trb.org/View/2256318 Wed, 27 Sep 2023 15:58:27 GMT https://rip.trb.org/View/2256318 Develop Performance of Baseplate Connections in COSS and Traffic Signal Structures https://rip.trb.org/View/2256300 Wed, 27 Sep 2023 15:54:34 GMT https://rip.trb.org/View/2256300 Roadside Safety Device Analysis, Testing, and Evaluation Program https://rip.trb.org/View/2256266 Wed, 27 Sep 2023 15:49:58 GMT https://rip.trb.org/View/2256266 Effectiveness of Speed Reduction in Work Zones https://rip.trb.org/View/2255669 Tue, 26 Sep 2023 16:46:26 GMT https://rip.trb.org/View/2255669 Practical Performance Indices to Enable Ranking of Signalized Corridors https://rip.trb.org/View/2250688 Thu, 21 Sep 2023 13:48:49 GMT https://rip.trb.org/View/2250688