t AMP: 44 Location: 3rd St and Williamson Ave, Winslow As 99 joins the business loop, stay straight for Business 40. SR 99 won’t be signed along this part of the concurrency AMP: 44 Location: 3rd St and Winslow Ave, Winslow Follow the business loop to get to I-40 AMP: 44 Location: 3rd St and … Continue reading State Route 99, I-40 Bus/SR 87 to I-40/I-40 Bus/US-180