Originally Posted by lynnef
Then west on the bikepath out of Cascade Locks, jumping onto I-84 westbound before you run out of bike path (about 4 miles; you'll cross a bridge and the trail ends. Go back and hop onto the freeway shoulder; there are several places where you can do that. Get off at Warrendale, then follow the Scenic Highway all the way into Troutdale. You can probably work it out from there.
Every year, I ride the loop from Vancouver to Cascade Locks on the Washington side, then back on the Oregon side. I've edited a map and cue sheet for this and put in on the web:
with instructions for following the path, including the stairs (!). Have fun!