APM: 0 Location: SR 1 and US 101, Santa Barbara Cty Reassurance shield as 1 splits from 101. 1 hasn’t been independent yet in Santa Barbara County, so it gets fresh postmiles. APM: 15 Location: SR 1 and Jalama Rd, Santa Barbara Cty Reassurance shield several miles later. Even though this is the least 1-like part of … Continue reading California State Route 1, US-101 to SR 246