AMP: 33 Location: I-91 and Silas Deane Hwy, Wethersfield After CT 3 we’re a mile from CT 99. AMP: 32 Location: I-91 and Silas Deane Hwy, Wethersfield 1/2 mile to CT 99. AMP: 32 Location: I-91 and Silas Deane Hwy, Rocky Hill Exit for CT 99, which heads north and south from here. S to … Continue reading Interstate 91, CT 3 to CT 99