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/ SPR 771 Safety Analysis of Highway Curves Where Crashes Occur in South Carolina https://rip.trb.org/View/2334168 Thu, 01 Feb 2024 09:47:34 GMT https://rip.trb.org/View/2334168 Evaluation of Post Mounted Delineators and Curve Warning Message Markings https://rip.trb.org/View/2219413 Wed, 26 Jul 2023 08:38:49 GMT https://rip.trb.org/View/2219413 An Enhanced Network-level Curve Safety Assessment and Monitoring Using Low-cost Mobile Devices - Refinement and Field Evaluation https://rip.trb.org/View/2140092 Mon, 20 Mar 2023 17:23:16 GMT https://rip.trb.org/View/2140092 Improve the Technical Capacity of Transportation Safety Professionals at all Levels of Government to Advance Safety Programs https://rip.trb.org/View/2093188 Tue, 03 Jan 2023 13:53:44 GMT https://rip.trb.org/View/2093188 Advancing Safety Prediction Methodologies for Horizontal Curves https://rip.trb.org/View/1953246 Tue, 17 May 2022 11:30:13 GMT https://rip.trb.org/View/1953246 A Study of Mitigating Concentrated Sheet Flow of Water at Ends of Super-Elevated Curves https://rip.trb.org/View/1902226 Fri, 07 Jan 2022 13:33:44 GMT https://rip.trb.org/View/1902226 Research for AASHTO Standing Committee on Highways. Task 404. Reevaluation of the Side Friction Values used to Determine Horizontal Curve Radii Using Crash Data https://rip.trb.org/View/1877227 Tue, 07 Sep 2021 14:04:05 GMT https://rip.trb.org/View/1877227 Development of a Crashworthy Tangent End Treatment for Low-Speed and Curbed Roadways https://rip.trb.org/View/1854184 Tue, 25 May 2021 22:20:39 GMT https://rip.trb.org/View/1854184 Characterizing Curve Crashes in Florida https://rip.trb.org/View/1718444 Tue, 07 Jul 2020 14:51:34 GMT https://rip.trb.org/View/1718444 Updating and Implementing the Grade Severity Rating System for Wyoming Mountain Passes, Phase 2 https://rip.trb.org/View/1715319 Thu, 18 Jun 2020 13:58:02 GMT https://rip.trb.org/View/1715319 Crashworthiness of Roadside Hardware on Curbed Roadways https://rip.trb.org/View/1707180 Thu, 21 May 2020 10:31:36 GMT https://rip.trb.org/View/1707180 Deflection Angle Effect on Continuous Driver Performance Along Horizontal Curves https://rip.trb.org/View/1705269 Thu, 07 May 2020 08:17:23 GMT https://rip.trb.org/View/1705269 Optimizing Continuous Friction Testing on Low-Speed Roads and in Tight Curves https://rip.trb.org/View/1652779 Fri, 20 Sep 2019 13:14:14 GMT https://rip.trb.org/View/1652779 Establishing Roadway Cross-Slopes During Resurfacing Projects https://rip.trb.org/View/1638640 Wed, 17 Jul 2019 13:37:30 GMT https://rip.trb.org/View/1638640 HRDO-FY16-15 Eco-Drive Experiment on Rolling Terrain to Optimize Fuel Consumption https://rip.trb.org/View/1509093 Thu, 19 Apr 2018 15:32:09 GMT https://rip.trb.org/View/1509093