AMP: Nehalem Hwy #102/90 Location: OR 47 and Pacific Ave, Forest Grove No reassurance shield after the OR 8 junction. AMP: 88 Location: OR 47 and Purdin Rd, Washington Cty A mile out of Forest Grove, we’ll approach a roundabout. AMP: 88 Location: OR 47 and Purdin Rd, Washington Cty Keep right for 47 north to Banks as … Continue reading Oregon Route 47, OR 8 to OR 6