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/ Evaluation of Macrotexture and Friction of Alternative Asphalt Surface Course Material https://rip.trb.org/View/2262840 Fri, 06 Oct 2023 14:36:32 GMT https://rip.trb.org/View/2262840 3D Pavement Surface Data to Enhance Roadway Safety https://rip.trb.org/View/2103794 Mon, 23 Jan 2023 09:19:57 GMT https://rip.trb.org/View/2103794 Relationship of mix gradation to macrotexture/safety https://rip.trb.org/View/2085727 Fri, 16 Dec 2022 14:15:19 GMT https://rip.trb.org/View/2085727 Development of Friction Performance Models https://rip.trb.org/View/1871712 Wed, 11 Aug 2021 08:21:08 GMT https://rip.trb.org/View/1871712 SPR-4157: Quality Assurance Procedures for Chip Seal Operations Using Macrotexture Metrics https://rip.trb.org/View/1460879 Thu, 23 Mar 2017 14:43:23 GMT https://rip.trb.org/View/1460879 Quantification of Surface Micro- and Macro-Texture https://rip.trb.org/View/1336313 Sun, 28 Dec 2014 01:00:09 GMT https://rip.trb.org/View/1336313 Evaluation of Pavement Surface Micro- and Macro-Texture https://rip.trb.org/View/1330272 Sun, 09 Nov 2014 01:00:53 GMT https://rip.trb.org/View/1330272