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/ Synthesis of Information Related to Highway Practices. Topic 52-16. Visualization of Highway Performance Measures https://rip.trb.org/View/1707176 Thu, 21 May 2020 10:49:26 GMT https://rip.trb.org/View/1707176 Synthesis of Information Related to Highway Practices. Topic 52-07. Use of Pavement Data Collection Technology for Pavement Data Quality Management and MAP-21 Reporting https://rip.trb.org/View/1707238 Tue, 19 May 2020 09:25:47 GMT https://rip.trb.org/View/1707238 Federal Funding Flexibility: Use of Federal Aid Highway Fund Transfers by State DOTs https://rip.trb.org/View/1628623 Thu, 06 Jun 2019 18:52:17 GMT https://rip.trb.org/View/1628623 A Practical Review of Georgia’s Existing GIS Environmental Datasets Toward Enhancing Regional/Statewide Platforms to Streamline the Transportation Planning Process (Phase I) https://rip.trb.org/View/1522838 Mon, 09 Jul 2018 14:34:32 GMT https://rip.trb.org/View/1522838 Research for the AASHTO Committee on Environment and Sustainability. Task 103. Administration of Categorical Exclusions by State Departments of Transportation under NEPA https://rip.trb.org/View/1489873 Mon, 27 Nov 2017 19:33:00 GMT https://rip.trb.org/View/1489873 CMAQ Performance Plan Phase I https://rip.trb.org/View/1457184 Fri, 24 Feb 2017 13:52:50 GMT https://rip.trb.org/View/1457184 Identifying and Analyzing the Relative Advantages and Disadvantages of Public-private Partnerships and Traditional Delivery for Transport Projects https://rip.trb.org/View/1441899 Wed, 04 Jan 2017 10:56:09 GMT https://rip.trb.org/View/1441899 PPRC14: "Improvement of Caltrans Pavement Management System (PaveM)" https://rip.trb.org/View/1441838 Wed, 04 Jan 2017 10:54:06 GMT https://rip.trb.org/View/1441838 Proposed Macro-Level Safety Planning Analysis Chapter for the Highway Safety Manual https://rip.trb.org/View/1407198 Thu, 12 May 2016 13:55:06 GMT https://rip.trb.org/View/1407198 Hazardous Material Safety Permit (HMSP) Program Improvements https://rip.trb.org/View/1400174 Wed, 02 Mar 2016 17:14:54 GMT https://rip.trb.org/View/1400174 Case Study of Mexico's Third-Party Entry-Level Driver Training (ELDT) Program for Commercial Vehicle Operators https://rip.trb.org/View/1400148 Wed, 02 Mar 2016 12:09:36 GMT https://rip.trb.org/View/1400148 Develop and Support Transportation Performance Management Capacity Development Needs for State DOTs https://rip.trb.org/View/1395894 Fri, 22 Jan 2016 11:32:18 GMT https://rip.trb.org/View/1395894 Size & Weight Laws Compilation https://rip.trb.org/View/1371143 Tue, 06 Oct 2015 09:19:05 GMT https://rip.trb.org/View/1371143 SI 14.2.2 Support for National Performance Management. Research Data Set (Probe Data) https://rip.trb.org/View/1371141 Tue, 06 Oct 2015 09:01:16 GMT https://rip.trb.org/View/1371141 SI.12-01.01: Transportation Performance Management (MAP-21 Requirements) https://rip.trb.org/View/1370911 Fri, 02 Oct 2015 14:41:18 GMT https://rip.trb.org/View/1370911