APM: 21 Location: SR 89 and SR 299, Shasta Cty Reassurance shield after the 299 junction. APM: 26 Location; SR 89 and Clark Creek Rd, Shasta Cty Reassurance shield a few miles later. APM: 31 Location: SR 89 and Canyon Valley Rd, Shasta Cty Reassurance shield before Canyon Valley Rd. APM: 35 Location: SR 89 and Cayton Valley Rd, … Continue reading California State Route 89, SR 299 to I-5/I-5 Bus