AMP: 5 Location: Timpanogos Hwy and 5300 W, Highland Reassurance shield after SR-74. AMP: 6 Location: Timpanogos Hwy and North County Blvd, Highland A mile later we’ll approach SR-129. AMP: 6 Location: Timpanogos Hwy and North County Blvd, Highland Turn right for 129 south. Stay straight for 92 west. E to SR-144, W to I-15/US-89 S to US-89 … Continue reading Utah State Route 92, SR-74 to SR-129