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/ Development of new design guidelines for protection against erosion at bridge abutments - Phase V https://rip.trb.org/View/1945932 Sat, 30 Apr 2022 11:42:25 GMT https://rip.trb.org/View/1945932 Development of New Design Guidelines for Protection Against Erosion at Bridge Abutments - Phase IV https://rip.trb.org/View/1867086 Mon, 19 Jul 2021 22:43:22 GMT https://rip.trb.org/View/1867086 Development of New Design Guidelines for Protection Against Erosion at Bridge Abutments - Phase III https://rip.trb.org/View/1685056 Thu, 16 Apr 2020 16:03:32 GMT https://rip.trb.org/View/1685056