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/ Investigate the Impact of Rumble Strips on Motorcyclists https://rip.trb.org/View/2342050 Tue, 20 Feb 2024 12:07:32 GMT https://rip.trb.org/View/2342050 SPR-4852: Safety Performance of Centerline Paved Pavement Markers https://rip.trb.org/View/2253922 Fri, 22 Sep 2023 14:49:39 GMT https://rip.trb.org/View/2253922 Effective Low-Noise Rumble Strips https://rip.trb.org/View/2219025 Tue, 25 Jul 2023 07:46:51 GMT https://rip.trb.org/View/2219025 SPR-4739: Sinusoidal Rumble Strips Measures of Effectiveness https://rip.trb.org/View/2026877 Wed, 21 Sep 2022 14:29:36 GMT https://rip.trb.org/View/2026877 Smart Work Zone Control and Performance Evaluation Based on Trajectory Data https://rip.trb.org/View/1986940 Wed, 29 Jun 2022 14:28:24 GMT https://rip.trb.org/View/1986940 Investigation of Retroreflective Pavement Markers (RPMs) in Rumble Strips https://rip.trb.org/View/1939684 Thu, 07 Apr 2022 11:03:03 GMT https://rip.trb.org/View/1939684 Exploring the Safety Impacts of Rumble Strips on Prevention of Lane Departure Crashes https://rip.trb.org/View/1895365 Fri, 03 Dec 2021 12:37:40 GMT https://rip.trb.org/View/1895365 Quantification of the Effectiveness and External Noise of Rumble Strip Designs https://rip.trb.org/View/1889532 Tue, 02 Nov 2021 12:27:31 GMT https://rip.trb.org/View/1889532 Exploring the Safety Impact of Rumble Strips on Prevention of Lane Departure Crashes in Maine (1.14) https://rip.trb.org/View/1875092 Sat, 28 Aug 2021 18:05:23 GMT https://rip.trb.org/View/1875092 Motorist Behavior and Safety Impacts on Bicyclists from Centerline and Shoulder Rumble Strips on High-Speed Two-Lane Highways https://rip.trb.org/View/1854203 Tue, 25 May 2021 11:24:08 GMT https://rip.trb.org/View/1854203 Safety Evaluation of Sinusoidal Centerline Rumble Strips https://rip.trb.org/View/1710217 Wed, 03 Jun 2020 15:55:17 GMT https://rip.trb.org/View/1710217 Guidelines for the Maintenance and Construction of Rumble Strips https://rip.trb.org/View/1707223 Tue, 19 May 2020 17:25:20 GMT https://rip.trb.org/View/1707223 Transverse Rumble Strips at Rural Intersections https://rip.trb.org/View/1678053 Thu, 09 Jan 2020 14:36:35 GMT https://rip.trb.org/View/1678053 Evaluation of the Performance of Rumble Strips on Pavements Where Seal Coats Have Been Applied https://rip.trb.org/View/1647625 Mon, 26 Aug 2019 15:02:25 GMT https://rip.trb.org/View/1647625 Project 08 - Aviation Rumble Strips to Enhance Aviation Safety https://rip.trb.org/View/1549389 Fri, 21 Sep 2018 18:23:53 GMT https://rip.trb.org/View/1549389