AMP: 50 Location: Forbes Ave and SR 916, New Haven Just after CT 337, the northbound US 1 lanes will cross over I-95 to run parallel to I-95 on the south side of the highway, with US 1 south doing the same for I-95 south. US 1 effectively becomes a frontage road for I-95 for … Continue reading U.S. Route 1, CT 337 to SR 916