Glen Weisbrod of EDR Group presented a paper to a national audience of transportation planners and economists on “Integrating Regional Economic Modeling into the Study of a Statewide High Speed Rail System in California”, which featured TREDIS.

Brian Alstadt of EDR Group gave a presentation to IMPLAN users on "Unlocking the Potential of IMPLAN for Transport Impact Analysis," which featured TREDIS.  

To all who are either TREDIS users or interested in possibly using TREDIS for the future... your input is desired...

We are currently prioritizing future improvements to TREDIS. Please take just one minute to let us know which of the following proposed features you would find useful. Reply via the email link, listing all of the features that you would find to be somewhat or very useful. Your responses will be kept confidential. This e-mail address is being protected from spambots. You need JavaScript enabled to view it

1. Risk/sensitivity analysis
2. Personal income impacts by socioeconomic group
3. Employment impacts by occupation
4. Local and State tax revenue impacts
5. Population migration impacts
6. Business migration impacts
7. Integration with land use forecasting models
8. Integration with travel demand and network forecasting model

* Let us know of any other improvements you'd like to see in TREDIS.

It's been twenty months since TREDIS was first rolled out, after three years of R&D effort. We've now had TREDIS applications in 26 states and 7 provinces. (See list.)

In September 2008, version 3.5.3 is being rolled out. It incorporates the following changes:

There is a growing body of discussion about TREDIS and references to TREDIS on the internet. The following links to web pages referencing TREDIS were obtained using GOOGLE with the search words: TREDIS TRANSPORTATION....