AMP: 0 Location: Ruby Rd and I-19, Santa Cruz Cty Reassurance shield at the beginning of SR 289. 289 is signed as an east-west route, and was numbered as a branch of US-89 AMP: 1 Location: Ruby Rd at MP 2, Santa Cruz Cty Just before milepost 2, we’ll get another reassurance shield AMP: 3 … Continue reading State Route 289, I-19 to Peña Blanca Lake