AMP: 9 Location: Mill St and Berlin Tpk, Berlin Reassurance shield after the US 5/CT 15 split as we continue to parallel CT 9. AMP: 9 Location: Mill St and CT 9, Berlin Shortly thereafter, we’ll approach a ramp to CT 9 south, which connects to I-91. AMP: 9 Location: Mill St and CT 9, … Continue reading Connecticut Route 372, US-5/CT 15 to CT 9