A canal junction is a place at which two or more canal routes converge or diverge. This implies a physical connection between the beds of the two canals (commonly in the form of a T junction) as opposed to them crossing on different levels eg via an aqueduct

Aqueduct

An aqueduct is a water supply or navigable channel constructed to convey water. In modern engineering, the term is used for any system of pipes, ditches, canals, tunnels, and other structures used for this purpose....

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Where the canals were originally owned by different companies there is often a stop lock at the junction.

In some cases, the creation of a canal junction caused a town to grow up alongside.

See also

• Canal terminology
• Lock (canal)
• Canal town
  Canal Town
  -Synopsis:The novel is set in the 1820s in the town of Palmyra, New York, near Rochester, located on the Erie Canal. The novel opens in 1820, when the construction of the Erie Canal had just begun, but has not reached Palmyra, and most of the town is looking forward to the economic boom the Canal...
  
  
• List of canal junctions in the United Kingdom