Road (then Route 71) just after crossing the Quinnipiac River. The route was extended by 1955 along New Hanover Avenue to Old Colony Road (then US 5A). In 1962, Route 70 took over the former south end of Route 71 (Hanover Avenue) to its modern terminus at Old Colony Road (modern Route 71) after Route 71 was relocated to the former US 5A. In 1964, Route 70 was truncated in the west so that it now began at the I-84 Interchange 26 westbound onramp. The former Route 70 in Waterbury was redesignated as unsigned State Road 801. Junction list References External links 070 Transportation in New Haven County, Connecticut Cheshire, Connecticut Meriden, Connecticut