APM: 20 Location: SR 1 and SR 116, Sonoma Cty No reassurance shield after the 116 junction. APM: 21 Location: SR 1 and Balboa Ave, Jenner, Sonoma Cty A mile later, we’ll enter unincorporated Jenner as I rapidly slow down. APM: 33 Location: SR 1 and Fort Ross Rd, Sonoma Cty Mileage sign a few miles later. APM:  … Continue reading California State Route 1, SR 116 to SR 128