APM: 21 Location: Harbor Fwy and Santa Monica Fwy, Los Angeles Reassurance shield as SR 110 begins. APM: 21 Location: Harbor Fwy and Santa Monica Fwy, Los Angeles Erroneous I-110 shield as SR 110 begins. APM: 22 Location: Harbor Fwy and 9th St, Los Angeles As we pass through downtown LA, we’re 1.25 miles from US 101. APM: 22 … Continue reading California State Route 110, I-10/I-110 to US-101