The issue isn't people going too fast, it's people turning left. 26 basically connects Portland on one end and Mt Hood recreation stuff on the other, and it used to be that there wasn't that much in between. Over the last few decades, a lot of development has gone up, meaning a lot more businesses and neighborhoods along both sides of 26, plus the highway has gotten a lot busier.
The issue isn't people going too fast, it's people turning left. 26 basically connects Portland on one end and Mt Hood recreation stuff on the other, and it used to be that there wasn't that much in between. Over the last few decades, a lot of development has gone up, meaning a lot more businesses and neighborhoods along both sides of 26, plus the highway has gotten a lot busier.