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/ Measuring the Economic, Mobility, and Health Benefits of Multimodal Projects https://rip.trb.org/View/2784594 Tue, 29 Sep 2026 15:46:37 GMT https://rip.trb.org/View/2784594 Physics-Informed AI-Enhanced Multimodal Modeling and Governance: Improving Safety and Resilience for Data-Limited Transit Corridors https://rip.trb.org/View/2739297 Thu, 30 Jul 2026 16:41:14 GMT https://rip.trb.org/View/2739297 Statewide Multimodal Destination Access Methods and Demographic Analysis https://rip.trb.org/View/2725639 Wed, 08 Jul 2026 16:48:29 GMT https://rip.trb.org/View/2725639 From Region to Relationships: Toolkit for Developing Multimodal Corridor Systems https://rip.trb.org/View/2709251 Tue, 02 Jun 2026 11:29:53 GMT https://rip.trb.org/View/2709251 A Performance- and Cost-Based Framework to Evaluate the Value of Multimodal Logistics Infrastructure https://rip.trb.org/View/2703796 Sat, 16 May 2026 11:52:47 GMT https://rip.trb.org/View/2703796 Evaluating Behavioral Responses to Mobility Credits and Ridehailing Integration in a Digital Mobility System https://rip.trb.org/View/2702725 Thu, 14 May 2026 16:36:40 GMT https://rip.trb.org/View/2702725 TraCR Foundational Project: TraCR Collective Transportation Cybersecurity Testbeds https://rip.trb.org/View/2697454 Thu, 30 Apr 2026 12:19:22 GMT https://rip.trb.org/View/2697454 Secure Multi-Modal Transportation Artificial Intelligence (AI) at Run-Time https://rip.trb.org/View/2689389 Tue, 28 Apr 2026 15:43:28 GMT https://rip.trb.org/View/2689389 Lessons Learned on Mobility as a Service (MaaS): Exploring Opportunities and Barriers for the U.S. Context https://rip.trb.org/View/2696846 Tue, 28 Apr 2026 11:03:21 GMT https://rip.trb.org/View/2696846 Governance of Multimodal Planning: Examining Transit Corridor Planning Strategies in California https://rip.trb.org/View/2696845 Tue, 28 Apr 2026 11:01:11 GMT https://rip.trb.org/View/2696845 A Robust Optimization-Based Approach for an Integrated Truck-Drone Emergency Resource Distribution System https://rip.trb.org/View/2684212 Wed, 25 Mar 2026 17:23:54 GMT https://rip.trb.org/View/2684212 Advancing Urban Co-Modality with Drone Delivery Services https://rip.trb.org/View/2684217 Wed, 25 Mar 2026 16:53:48 GMT https://rip.trb.org/View/2684217 Understanding Human-centered AI through Data Integration and Analytics https://rip.trb.org/View/2643429 Mon, 22 Dec 2025 20:02:13 GMT https://rip.trb.org/View/2643429 Develop Multi-Modal Maritime-Rail-Roadway Transportation Model for the Texas Inland and Intercoastal Waterways https://rip.trb.org/View/2614515 Tue, 28 Oct 2025 11:09:51 GMT https://rip.trb.org/View/2614515 Advancing a Statewide Model for Multimodal Transportation Planning and Asset Management Integration in Rural and Small Urban Contexts https://rip.trb.org/View/2606412 Thu, 02 Oct 2025 15:27:15 GMT https://rip.trb.org/View/2606412