Welcome to the TREDIS Community Site.

Find additional information pertaining to using TREDIS, including recordings of our prior webcasts, white papers, technical tips, case studies, and shared experiences.

Webinar Recordings

In case you missed an earlier web seminar session, please click on the links below to view the recordings of these events.

• Introducing TREDIS 3.7 (November 15, 2011)
  

• Building Support for Transportation Planning using Economic Impact Analysis
  (September, 2011)
  

  • See the recording of the session
  • Download the whitepaper
    

• Introduction to TREDIS (April, 2011)
  
  
• Managing Transportation Investments (February, 2011)
  
  
• Economic Impact Analysis for Transportation Projects (November, 2010)

• Public Transportation - Policy and Planning (October, 2010)

• Freight and Trade Policy and Planning (September, 2010)
  

• Workshop - Using Economic Impact Analysis for Transportation Decision Making (June, 2010)

• Freight Impact Analysis (April, 2010)

If you would like a copy of these presentations, please contact us at This e-mail address is being protected from spambots. You need JavaScript enabled to view it This e-mail address is being protected from spambots. You need JavaScript enabled to view it .

Click here to see the schedule for future events.

TREDIS Forum

The TREDIS Forum is a great resource for interacting with other TREDIS users. You may post questions for the community and share tips on using TREDIS. This forum is moderated by the TREDIS team, who will provide responses to TREDIS questions. To access the forum, click here.

TREDIS Newsletters

Access the TREDIS Newsletters for the latest on what is happening with TREDIS and its users. To access or sign up to receive the newsletters, please click here.

TREDIS Case Study Video Tutorials

• Reducing Highway Congestion
  • Part 1: Project Definition
  • Part 2: Scenario Creation
  • Part 3: Case definition and Reports

• Freight Study - Coming Soon
• Transit Study - Coming Soon

FY2012 TIGER Grant Application Tools

TREDIS offers tools to help you create the BCA Summary table required for the US DOT FY2012 TIGER grant application. To assist you in developing the BCA Summary and the supporting data for your application, we have created a few application notes to use in conjunction with TREDIS:

• TREDIS for TIGER (FY2012) - Suggested Methodology and Approach for BCA portion of Application

• TREDIS for TIGER (FY2012) - Application Example

• TIGER (FY2012) Application Elements in TREDIS

• External resources:
  • US DOT TIGER Grant Webpage

  • US DOT: TIGER FAQ (webinars and other resources)

  • Federal Register - Notice of Funding Availability for the Department of Transportation’s National Infrastructure Investments Under the Full-Year Continuing Appropriations, 2012

  • US DOT: TIGER BENEFIT-COST ANALYSIS (BCA) RESOURCE GUIDE

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