AMP: Adrian-Caldwell Hwy #454/5
Location: State Line Rd and Peckham Rd, Owyhee Cty Idaho
Unsigned Oregon 454 begins here and follows the state line for a half mile or so.
AMP: 4
Location: State Line Rd and OR 454, Malheur Cty
A half mile later, keep left to head off the state line.
AMP: 4
Location: OR 454 and State Line Rd, Malheur Cty
As we fully enter Oregon, lane striping begins!
AMP: 2
Location: OR 454 and OR 453, Malheur Cty
At this junction, we’ll approach Oregon 453. Turn left, actually, to stay on Oregon 454. Stay straight for 453 towards the bridge and turn right for 453 towards the state line. I can’t find a rhyme or reason as to why these highways are aligned the way they are.
E to ID State Line, W to OR 454