APM: N/A Location: Rd 57 and Hwy 99W, Glenn Cty As I-5 Business begins turn left as it merges onto old US 99W, which it follows for most of its length. This is the only I-5 Business shield on the route. Location: Hwy 99W and Rd 53, Willows After the turn we’ll enter Willows. Location: Hwy … Continue reading Interstate 5 Business, I-5 to SR 162