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/ Near Real-time Construction Quality Monitoring and Inspection Protocols Using Uncrewed Aerial Vehicles https://rip.trb.org/View/2691499 Thu, 10 Sep 2026 08:58:47 GMT https://rip.trb.org/View/2691499 A Regional Approach to Pavement Design for Low-Volume Roads https://rip.trb.org/View/2691525 Thu, 10 Sep 2026 08:56:22 GMT https://rip.trb.org/View/2691525 Repurposed Markings: A New Tool for Curve Safety https://rip.trb.org/View/2696938 Thu, 10 Sep 2026 08:21:49 GMT https://rip.trb.org/View/2696938 Advanced Air Mobility (AAM) Strategic Plan for New Hampshire https://rip.trb.org/View/2775489 Wed, 09 Sep 2026 10:41:47 GMT https://rip.trb.org/View/2775489 Accessibility-Based Transportation Network Resilience Planning: Extending Vermont's TRPT https://rip.trb.org/View/2775484 Tue, 08 Sep 2026 16:11:58 GMT https://rip.trb.org/View/2775484 Generative AI-based Framework for Modeling Longitudinal Travel Behavior Adaptation Under Transportation Interventions https://rip.trb.org/View/2775063 Fri, 04 Sep 2026 15:40:53 GMT https://rip.trb.org/View/2775063 Investigating the Stability and Evolution of Transportation-related Attitudes: Evidence from Two Longitudinal Survey Samples https://rip.trb.org/View/2775062 Fri, 04 Sep 2026 15:38:14 GMT https://rip.trb.org/View/2775062 Towards Building-Level Modeling: Human-Driven Agentic Workflows for Multi-Source Data Synthesis https://rip.trb.org/View/2775061 Fri, 04 Sep 2026 15:25:32 GMT https://rip.trb.org/View/2775061 The Infrastructure-Perception Gap: Examining the Role of Transportation Infrastructure in Mediating Safety Perceptions for Active Travel https://rip.trb.org/View/2775060 Fri, 04 Sep 2026 15:22:02 GMT https://rip.trb.org/View/2775060 Beyond Pedestrian Flow: Evaluating Urban Sidewalk Friction and Accessibility via Efficient State Space Models https://rip.trb.org/View/2775059 Fri, 04 Sep 2026 15:18:47 GMT https://rip.trb.org/View/2775059 Decoding Road-User Intent: Advancing Surrogate Safety Measures through Behavior-Aware Generative World Models https://rip.trb.org/View/2775058 Fri, 04 Sep 2026 15:14:45 GMT https://rip.trb.org/View/2775058 Integrating Microsimulation in a Multi-scale Local Freight Activity Model https://rip.trb.org/View/2775057 Fri, 04 Sep 2026 15:04:06 GMT https://rip.trb.org/View/2775057 Measuring the Motivators of Home Delivery Decisions https://rip.trb.org/View/2775056 Fri, 04 Sep 2026 15:01:21 GMT https://rip.trb.org/View/2775056 Drone-in-a-Box: Enhancing Public Safety and Environmental Monitoring on Cape Cod https://rip.trb.org/View/2775052 Fri, 04 Sep 2026 14:40:10 GMT https://rip.trb.org/View/2775052 RailRisk Advisor: A Web-GIS Tool for Assessing Railroad Trespassing Risk and Recommending Countermeasures https://rip.trb.org/View/2772532 Fri, 04 Sep 2026 08:29:13 GMT https://rip.trb.org/View/2772532