Portland State University

Like most states, Oregon has a vehicle inspection program (VIP) to help meet air quality standards. Vehicles in the Portland and Rogue Valley areas must pass the test to get a certificate required to register the vehicle. Owners of vehicles that do n ... Read More

The objective of this report is an analysis of public vs. private data and fee collection centers for vehicle miles traveled (VMT) fees. This includes the identification and evaluation of issues that will affect the relative desirability of the tw ... Read More

Oregon’s 10-Year Energy Plan identifies intelligent transportation systems (ITS) as a key strategy for reducing energy consumption in the transportation sector. Other strategies, including fleet turnover, will take a look time to realize benefits f ... Read More