APM: 17 Location: US 101 and Avenue of the Giants, Humboldt Cty Reassurance shield as the Avenue of the Giants finally ends. APM: 14 Location: US 101 and Redwood Dr, Humboldt Cty Reassurance shield at the Redwood Drive interchange. APM: 11 Location: US 101 and Redwood Dr, Humboldt Cty Reassurance shield after another Redwood Drive interchange – Redwood … Continue reading U.S. Route 101, SR 254 to SR 271