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The Merrimack River (or Merrimac River, an occasional earlier spelling [1]) is a 117-mile-long (188 km) river [2] in the northeastern United States. It rises at the confluence of the Pemigewasset and Winnipesaukee rivers in Franklin, New Hampshire, [3] flows southward into Massachusetts, and then flows northeast until it empties into the Gulf of Maine at Newburyport.
The Middlesex Canal was a 27-mile (44-kilometer) barge canal connecting the Merrimack River with the port of Boston.When operational it was 30 feet (9.1 m) wide, and 3 feet (0.9 m) deep, with 20 locks, each 80 feet (24 m) long and between 10 and 11 feet (3.0 and 3.4 m) wide.
The location was chosen because of the water-power potential of the Merrimack River and the already-existing Pawtucket Canal, linking the Merrimack with the Concord River. [5] At Lowell, the Merrimack drops 9 metres (30 ft) over a distance of 2 kilometres (1.2 mi), thereby suitable to provide 7,460 kilowatts (10,000 hp).
The Concord River is a 16.3-mile-long (26.2 km) [1] tributary of the Merrimack River in eastern Massachusetts, United States. The river drains a small rural, suburban region northwest of Boston . As one of the most notable small rivers in U.S. history, it was the scene of an important early battle of the American Revolutionary War and was the ...
This is a list of bridges and other crossings of the Merrimack River from its mouth in the Gulf of Maine at Newburyport, Massachusetts, upstream to its source at the merger of two rivers in Franklin, New Hampshire. Some pedestrian bridges and abandoned bridges are also listed.
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The original canal was built by wealthy Boston merchants who formed a limited liability corporation called the Proprietors of Locks and Canals, one of the first of its kind in the United States. However, within a decade of its construction the Middlesex Canal was completed, connecting the Merrimack directly with Boston, Massachusetts. Bringing ...
The Proprietors of Locks and Canals on Merrimack River is a limited liability corporation founded on June 27, 1792, [1] making it one of the oldest corporations in the United States. Its named incorporators were Dudley Atkins Tyng, William Coombs, Joseph Tyler, Nicholas Johnson, and Joshua Carter.