AMP: 0 Location: Bob Stump Memorial Pkwy and I-10, Goodyear Reassurance shield at the beginning of Loop 303, a non freeway loop that will eventually be a freeway. 303 used inverted shields in the past, but many are still standing AMP: 6 Location: Bob Stump Memorial Pkwy and Indian School Rd, Goodyear A few miles … Continue reading Loop 303, I-10 to Loop 303 Spur