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/ Weldability of Bridge Steel with Protective Coatings https://rip.trb.org/View/2323446 Wed, 17 Jan 2024 16:26:51 GMT https://rip.trb.org/View/2323446 Measurement of cement content and layer thickness variation of cement stabilized base and subgrade using ground penetrating radar https://rip.trb.org/View/2269988 Tue, 17 Oct 2023 11:55:09 GMT https://rip.trb.org/View/2269988 SPR-4839: Evaluation of Utilizing 3D GPR for Quality Assurance of Bridge Deck Rebar Cover and Delamination Screening https://rip.trb.org/View/2253921 Fri, 22 Sep 2023 14:46:20 GMT https://rip.trb.org/View/2253921 Develop a Study of Geosynthetic (Geogrid and Woven Geotextile) Materials for Use in Reducing Pavement Section Thickness (NDOT 227-21-803) https://rip.trb.org/View/1991152 Wed, 06 Jul 2022 17:28:21 GMT https://rip.trb.org/View/1991152 Field Evaluation of Wireless Ultrasonic Thickness Measurement with Steel Bridge Members https://rip.trb.org/View/1942301 Mon, 18 Apr 2022 12:46:52 GMT https://rip.trb.org/View/1942301 Stainless Steel Coated Rebar for Chloride Resistant Concrete Highways and Bridges https://rip.trb.org/View/1940156 Mon, 11 Apr 2022 17:27:42 GMT https://rip.trb.org/View/1940156 Determining Layer Thickness and Understanding Moisture Related Damage of State-Owned Roads Using GPR and Capturing Such in a GIS-Based Inventory (1.17) https://rip.trb.org/View/1875100 Sat, 28 Aug 2021 18:16:40 GMT https://rip.trb.org/View/1875100 Thickness Design for Cement-Treated Base Pavements https://rip.trb.org/View/1862619 Tue, 29 Jun 2021 16:33:39 GMT https://rip.trb.org/View/1862619 RES2020-14: Design Considerations and Limitations of Rock Dowels/Anchors Loaded in Shear https://rip.trb.org/View/1851967 Tue, 11 May 2021 18:22:21 GMT https://rip.trb.org/View/1851967 Massachusetts Depth to Bedrock Project https://rip.trb.org/View/1851755 Mon, 10 May 2021 15:32:23 GMT https://rip.trb.org/View/1851755 Methods for Qualitative and Quantitative Measurement of Top of Rail Friction Modifiers (TORFM) in Revenue Service https://rip.trb.org/View/1762966 Thu, 07 Jan 2021 23:05:28 GMT https://rip.trb.org/View/1762966 Accelerated Performance Testing on the 2021 NCAT Pavement Test Track with MnROAD Research Partnership https://rip.trb.org/View/1753550 Wed, 25 Nov 2020 08:42:01 GMT https://rip.trb.org/View/1753550 Fiber Reinforced Concrete Overlays for Bridge Structures https://rip.trb.org/View/1722815 Tue, 21 Jul 2020 08:55:32 GMT https://rip.trb.org/View/1722815 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 Determination of Top of Rail (ToR) Lubricity, using Stationary and Moving Contacting and Non-contacting Devices https://rip.trb.org/View/1602484 Sat, 27 Apr 2019 19:20:43 GMT https://rip.trb.org/View/1602484