APM: 100 Location: US 101 and Rosewarne Rd, Mendocino Cty Reassurance shield as we jump on the new alignment of 101. APM: 92 Location: US 101 and SR 1, Mendocino Cty A couple miles later, we’ll approach SR 1, which connects to SR 271 and Leggett/Drive Thru Tree. APM: 91 Location: US 101 and SR 1, Mendocino Cty … Continue reading U.S. Route 101, SR 101 Unrelinquished to SR 1