Resources for the TRIS Databases 

Transportation Research Information Services (TRIS) - Brochure

Initiate a TRID Search

 Transportation Research International Documentation (TRID) - Website
Fact Sheets
• Exporting Marked Records to Reference Management Applications
• How to Search for TRB Research Products Using TRID – A Primer
• TRID Search History Functionality - Dutch French
• Search Tips for TRID - Dutch French
• Searching TRID for Datasets

Videos
New TRID Tutorial Showcase Series!

1. Welcome to TRID - Introduction (3 minutes) - March 2026  Learn why TRID is the best starting point for transportation research, literature reviews, and evidence-based problem solving.
   
2. Basics of Searching (6 minutes) - March 2026  Introduces keyword searching, shows how Hot Topics can help practitioners and researchers identify emerging trends, and provides a
   helpful introduction to index terms for more precise research discovery.
3. Saving Your Searches (7.5 minutes) - March 2026  Documenting your research process in TRID can support stronger workflows, easier collaboration, and smoother integration with
   citation managers and other research tools.
4. Filtering Options (8.5 minutes) - March 2026  Move from broad keyword searching to more targeted, relevant results, making it easier to identify the studies,
   reports and records that best support your work.
   
5. Advanced Searching with Filters (7.5 minutes) - March 2026  Builds on skills from the previous videos introducing researchers to ideas for more complex search
   strategies.
6. Searching with Boolean Operators (14 minutes) - March 2026  Build search terms and phrases with wildcards, Boolean operators and parentheses and learn the 
   importance of replicable searches for literature reviews.
7. Using the Global Free-text Index Term Field (6 minutes) - March 2026  Global Free Text Index searching introduces a more structured approach to topic discovery,
   helping users connect related concepts, and uncover more relevant research across the transportation field.

Also helpful:
• Accessing Full Text through TRID (4 minutes) – August 2022
• Using the Search History Feature For More Precise Results in TRID and RIP (6 minutes) – September 2021
• Searching TRID for TRB Publications (7 minutes) – August 2018


Webinars

• Using TRID to Find the Best Transportation Research - March 2026
• Four Databases with a Common Goal: Promoting Transportation Research: (TRID, RIP, USDOT Research Hub, USDOT ROSA-P) – March 2019
• TRID Searching – February 2018
  

Research in Progress Database (RiP) – Website
Fact Sheets
• Research in Progress (RIP) Database

Videos
• Using the Search History Feature For More Precise Results in TRID and RIP (6 minutes) – September 2021
Webinars

• Find Transportation Research That Is Happening Today – September 2025
• Using the Research in Progress Database – September 2024
• Maximizing the Power of the Research in Progress Database  – September 2023
• Making the Research in Progress Database Work for You – September 2022

Transportation Research Thesaurus (TRT) – Website
Fact Sheets
• TRT Information Brochure
• TRT Presentation: The Transportation Research Thesaurus (TRT): An Overview

Videos
• Keywords for the Technical Report Documentation Page: Let the Transportation Research Thesaurus Help (5 minutes) – January 2021
• Why use the Transportation Research Thesaurus (5 minutes) – April 2018
• Super Searching with the Transportation Research Thesaurus  (4.5 minutes) – April 2018 

TRB Publications Index (PubsIndex) – Website
Fact Sheets
• TRB Publications Index (PubsIndex) Database

Other Useful Resources:
• TRB Electronic Circular E-C194: Literature Searches and Literature Reviews for Transportation Research Projects - explains the steps for producing a high-quality literature review for a transportation research project.

Contact us or Questions:  tris-trb@nas.edu