AMP: 7 Location: Main St and Marlborough St, Portland Reassurance shield after the CT 17A junction. AMP: 7 Location: Main St and Lower Main St, Portland Shortly thereafter, we’ll cross the 1938 Arrigoni Bridge into Middletown. AMP: 7 Location: Main St and Hartford Ave, Middletown As we descend into Middletown, keep left for CT 17 … Continue reading Connecticut Route 17, CT 17A to CT 66