Science Fair Project Encyclopedia
Interstate 91 is an interstate highway in the New England section of the United States. This interstate's southern end is in New Haven, CT at Interstate 95; its northern end is at Derby Line, a village in the town of Derby, VT, at the Canadian border. The major cities along its route are New Haven, CT and Hartford, CT, and Springfield, MA.
Course of the Highway
Interstate 91 is 290 miles (466.7 km) long and runs nearly straight north and south through the U.S. states of Connecticut (for 58 miles, 93.3 km), Massachusetts (for 55 miles, 88.5 km) and Vermont (for 177 miles, 284.9 km). (The net distance is 258.8 miles (416.5 km), and the net direction is 9.0 degrees clockwise from north or south, i.e. northeast by north or southwest by south .)
Intersections with other Interstates
The points along the route appearing in the list below are those where I-91 encounters an intersecting interstate, a city or major town, and/or a state or national border. Major cities are shown in bold-face type, as is the largest population center every 50 miles (80 km) or so, in stretches without major cities.
- I-95 in New Haven, CT
- I-691 in Meriden, CT
- I-84 in Hartford, CT
- I-291 in Windsor, CT
- I-291 in Springfield, MA
- I-391 in Chicopee, MA
- I-90 (the Mass Pike) in West Springfield, MA
- I-89 in White River Junction near West Lebanon, NH
- I-93 in St. Johnsbury, VT
- Junction with Quebec Autoroute 55, and border with Canada
Planned I-91 Extension
In the 1970s, there were plans to extend I-91 across the Long Island Sound from New Haven, Connecticut to Long Island in New York, the extension would continue south to the southern shore of the island. It would also provide easier access to New York City via Long Island Expressway.
- Never to part since the day we met
- Out on interstate 91
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