AMP: 6 Location: Main St and I-15, American Fork Reassurance shield after the I-15 junction. AMP: 6 Location: Main St and State St, American Fork At the light ahead we’ll approach US-89. AMP: 6 Location: Main St and State St, American Fork Stay straight for US 89 south. Turn left for US 89 north. SR-145 ends. W to SR-68 … Continue reading Utah State Route 145, I-15 to US-89