APM: 24 Location: SR 18 and SR 173, San Bernardino Cty No reassurance shield after SR 173. APM: 25 Location: SR 18 and Kuffel Canyon Rd, Sky Forest, San Bernardino Cty Shortly thereafter we’ll enter Sky Forest. APM: 25 Location: SR 18 and Kuffel Canyon Rd, San Bernardino Cty Reassurance shield a mile later. APM: 29 Location: SR 18 … Continue reading California State Route 18, SR 173 to SR 330