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/ Type N PTFE Bearing Designs https://rip.trb.org/View/2135542 Fri, 10 Mar 2023 11:05:17 GMT https://rip.trb.org/View/2135542 Evaluate Performance of Sealers and Coatings Applied to TxDOT Bridge Substructures https://rip.trb.org/View/2056330 Fri, 04 Nov 2022 10:17:55 GMT https://rip.trb.org/View/2056330 Protecting Critical Civil Infrastructure Against Impact from Commercial Vehicles – Phase 3, A Systems Based Approach Including Fire https://rip.trb.org/View/1943999 Mon, 25 Apr 2022 19:28:11 GMT https://rip.trb.org/View/1943999 Use of 3D Seismic Waveform Tomography with SPT Source for Geotechnical Site Characterization https://rip.trb.org/View/1942306 Mon, 18 Apr 2022 14:05:18 GMT https://rip.trb.org/View/1942306 Determine Service and Ultimate Behavior for Bent to Column Joints in TxDOT Substructures https://rip.trb.org/View/1879827 Thu, 23 Sep 2021 09:36:39 GMT https://rip.trb.org/View/1879827 Development of Design Recommendations for Non-Contact, Hooked Bar Lap Splices for Large Reinforcing Bars https://rip.trb.org/View/1869632 Fri, 30 Jul 2021 15:07:30 GMT https://rip.trb.org/View/1869632 Protecting Critical Civil Infrastructure Against Impact from Commercial Vehicles – Phase II, A Systems Based Approach https://rip.trb.org/View/1777950 Fri, 26 Feb 2021 11:11:32 GMT https://rip.trb.org/View/1777950 Development of General Guidelines on The Effects of Bridge Span Range and Skew Angle Range on Integral Abutment Bridges (IABs) (3.7) https://rip.trb.org/View/1638201 Wed, 17 Jul 2019 11:31:34 GMT https://rip.trb.org/View/1638201 Construction of New Substructure Beneath Existing Bridges https://rip.trb.org/View/1481269 Wed, 30 Aug 2017 15:42:48 GMT https://rip.trb.org/View/1481269 SPR-4165: Verification of Bridge Foundation Design Assumptions and Calculations https://rip.trb.org/View/1465620 Fri, 28 Apr 2017 11:25:28 GMT https://rip.trb.org/View/1465620 Seismic Repair of Reinforced Concrete Bridges Substructure https://rip.trb.org/View/1425934 Fri, 07 Oct 2016 14:54:04 GMT https://rip.trb.org/View/1425934 Extending Application of Simple for Dead and Continuous for Live Load Steel Bridge System to ABC Applications in Seismic Regions - Phase II - Component Testing https://rip.trb.org/View/1410737 Wed, 08 Jun 2016 17:36:10 GMT https://rip.trb.org/View/1410737 Continued Advancements in Load and Resistance Factor Design (LRFD) for Foundations, Substructures and Other Geotechnical Features https://rip.trb.org/View/1336367 Mon, 29 Dec 2014 01:00:47 GMT https://rip.trb.org/View/1336367 Transport of Fraccing Sand - Impact of Increasing Freight Loads on Rail Infrastructure https://rip.trb.org/View/1250967 Wed, 22 May 2013 01:00:54 GMT https://rip.trb.org/View/1250967 Remediating Fouled Ballast and Enhancing Rail Freight Capacity https://rip.trb.org/View/1250715 Mon, 20 May 2013 01:01:07 GMT https://rip.trb.org/View/1250715