Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2026. 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/ Connected and Automated Vehicle (CAV) Readiness Survey: Are MDOT Roads Machine Readable https://rip.trb.org/View/2731918 Fri, 17 Jul 2026 11:47:59 GMT https://rip.trb.org/View/2731918 Update Standardized Measurement Systems and Laboratory Test Procedures to Improve Motorist Safety https://rip.trb.org/View/2727316 Fri, 10 Jul 2026 14:52:48 GMT https://rip.trb.org/View/2727316 SPR 782 Improving Worker Safety in Work Zones with Effective Proximity Sensing Technology https://rip.trb.org/View/2719302 Thu, 25 Jun 2026 08:57:43 GMT https://rip.trb.org/View/2719302 Advancing Pollinator Habitat Monitoring through Remote Sensing on Nebraska Roadsides https://rip.trb.org/View/2689394 Fri, 05 Jun 2026 12:41:32 GMT https://rip.trb.org/View/2689394 Damage Progression of Highway Bridges and Operational Vibration-Waveforms-Phase-2 https://rip.trb.org/View/2706038 Sat, 23 May 2026 18:06:49 GMT https://rip.trb.org/View/2706038 User-Centered Smart Traffic Sign Implementation Development Study https://rip.trb.org/View/2703714 Fri, 15 May 2026 14:41:38 GMT https://rip.trb.org/View/2703714 Driver Takeover and Shared-Control Collaboration in Automated Driving Systems under Rural Conditions: Evaluating Real-Time Cognitive Responses in Field and Simulated Settings https://rip.trb.org/View/2703691 Fri, 15 May 2026 14:19:20 GMT https://rip.trb.org/View/2703691 Modernizing Rockfall Assessment https://rip.trb.org/View/2698372 Fri, 01 May 2026 16:56:00 GMT https://rip.trb.org/View/2698372 3D SPT - Seismic Imaging for Bartow Project https://rip.trb.org/View/2697839 Thu, 30 Apr 2026 10:02:06 GMT https://rip.trb.org/View/2697839 Prototype Development and Pilot Deployment of Ground-Based Intelligent Infrastructure for Resilient Positioning, Navigation, and Timing https://rip.trb.org/View/2696990 Wed, 29 Apr 2026 16:45:17 GMT https://rip.trb.org/View/2696990 Monitoring Active Transportation Demand and Safety with Computer Vision https://rip.trb.org/View/2696847 Tue, 28 Apr 2026 11:05:10 GMT https://rip.trb.org/View/2696847 Sensor-informed Generative Digital Twin: High-fidelity Simulation for Sustainable Transportation and Policy Validation https://rip.trb.org/View/2691669 Sun, 12 Apr 2026 23:41:20 GMT https://rip.trb.org/View/2691669 Study of Real-Time Concrete Strength Measurements and Monitoring Systems that Conform to AASHTO T-412-24 for Use in Materials Testing Which Will Provide Cost Savings and Reduce Waste https://rip.trb.org/View/2687354 Wed, 01 Apr 2026 17:10:04 GMT https://rip.trb.org/View/2687354 Mixed Virtual Reality as an Aid in Advancing the Reliability and Robustness of Connected and Automated Vehicle Applications https://rip.trb.org/View/2675998 Mon, 02 Mar 2026 18:57:53 GMT https://rip.trb.org/View/2675998 Cybersecurity Assurance via AI-Driven Digital Twins for Transportation Safety https://rip.trb.org/View/2663600 Tue, 03 Feb 2026 15:23:30 GMT https://rip.trb.org/View/2663600