AMP: 1 Location: Meriden Rd and Baileyville Rd, Middlefield No reassurance shield after the CT 147 junction. AMP: 1 Location: Meriden Rd and Main St, Middlefield With a mile left, CT 66 turns into a freeway in preparation of its conversion into I-691. The overhead signs already read I-691, but we’re still officially on CT … Continue reading Connecticut Route 66, CT 147 to I-91/I-691