AMP: 49 Location: US-89 and East River Rd, Park Cty Reassurance shield after the 540 junction. AMP: 43 Location: US-89 and Pine Creek Rd, Park Cty Reassurance shield a couple miles later. AMP: 37 Location: US-89 and Mill Creek Rd, Park Cty Reassurance shield after the first bridge over to Pray. AMP: 30 Location: US-89 and Murphy Ln, Park … Continue reading U.S. Route 89, S-540 to S-571