Reporters: read this before you write a “cost of congestion” story. Congestion cost studies are a classic example of pseudo-science: Big data and bad assumptions produce meaningless results Using this absurd methodology, you can show: Waiting at traffic signals costs…
What City Observatory did this week The case against the I-5 Rose Quarter freeway widening. This week marked the end of public comment on the Supplemental Environmental Assessment for the Oregon Department of Transportation’s proposed $1.45 billion I-5 Rose Quarter…
Portland is weighing whether to spend as much as $1.45 billion dollars widening a mile-long stretch of the I-5 freeway at the Rose Quarter near downtown. We’ve dug deeply into this idea at City Observatory, and we’ve published more than…
The science of induced travel is well proven, but state DOTs are in utter denial Widening freeways not only fails to reduce congestion, it inevitably results in more vehicle travel and more pollution The Oregon Department of Transportation has published…
ODOT’s own traffic data shows that daily traffic (ADT) has been declining for 25 years, by -0.55 percent per year The ODOT modeling inexplicably predicts that traffic will suddenly start growing through 2045, growing by 0.68 percent per year ODOT’s…