APM: 24 Location: SR 86 and SR 78, Imperial Cty Reassurance shield as 78 joins 86. The two routes keep SR 86’s postmiles through the concurrency. APM: 25 Location: SR 86 and Andre Rd, Imperial Cty Reassurance shield a couple miles later. APM: 27 Location: SR 86 and Boarts Rd, Westmorland A couple miles later, … Continue reading California State Route 86, SR 78 to SR 78