Maps The Idaho Accelerator Center is located at 1500 Alvin Ricken Drive in Pocatello, Idaho. Directions: Traveling on I-15 (north and south bound) Take the Clark Street Exit (exit 69). Proceed east on East Center Street. At the traffic light at the intersection of East Center Street and Hospital Way, turn right. At the end of Hospital Way, turn left onto East Terry Street. Take the first right onto Alvin Ricken Drive, approximately 1 Mile. Turn left into the Idaho Accelerator Center parking lot.