AMP: 78 Location: I-95 and Springbrook Rd, Old Saybrook Immediately after CT 9, exit for US 1 south – the ramp carrying 1 south is served by SR 628. AMP: 78 Location: I-95 and Springbrook Rd, Old Saybrook Exit for US 1 south, which is carried by SR 628. Keep left for 95 south to … Continue reading Interstate 95, CT 9 to US-1/SR 628