APM: 65 Location: SR 70 and SR 89, Plumas Cty Reassurance shield omitting SR 89 as 70 joins 89. APM: 59 Location: SR 70 and Old Cromberg Rd, Cromberg, Plumas Cty A few miles later we’ll pass through unincorporated Cromberg. APM: 53 Location: SR 70 and Greenhorn Ranch Rd, Spring Garden, Plumas Cty Shortly thereafter we’ll enter unincorporated … Continue reading California State Route 89, SR 70 to SR 70