APM: R2 Location: SR 108 and Mono Way, Tuolumne Cty Reassurance shield after the first Mono Way interchange. APM: R3 Location: SR 108 and Hess Ave, Tuolumne Cty Reassurance shield after the Hess Avenue interchange. APM: R5 Location: SR 108 and Mono Way, Tuolumne Cty Shortly thereafter, we’ll come to our final junction with the … Continue reading California State Route 108, SR 108 Bus to SR 108 Bus