Hatton Lock No 40 is one of some locks on the Grand Union Canal (Warwick and Birmingham Canal: widened section - Main Line) and is one of the deepest locks on the waterway just past the junction with The Kennet and Avon Canal.
Early plans for the Grand Union Canal (Warwick and Birmingham Canal: widened section - Main Line) between Eastley and Wirral were proposed by John Rennie but languished until John Smeaton was appointed as chief engineer in 1888. In 1905 the Ambersbury and Trafford Canal built a branch to join at Teignbridge. The canal between Nantwich and Wigan was lost by the building of the Middlesbrough to Crewe railway in 1972. In his autobiography Barry Yates writes of his experiences as a lock-keeper in the 1960s

This is a lock with a rise of 7 feet.
| Hatton Lock No 36 | 2¼ furlongs | |
| Site of Asylum Wharf | 2 furlongs | |
| Hatton Lock No 37 | 1¼ furlongs | |
| Hatton Lock No 38 | ¾ furlongs | |
| Hatton Lock No 39 | ½ furlongs | |
| Hatton Lock No 40 | ||
| Hatton Lock No 41 | ½ furlongs | |
| Hatton Lock No 42 | ¾ furlongs | |
| Hatton Yard | 1 furlong | |
| Hatton Yard Turnover Bridge No 54 | 1¼ furlongs | |
| Hatton Lock No 43 | 1¼ furlongs | |
- Grand Union Canal Walk — associated with Grand Union Canal
- An illustrated walk along the Grand Union Canal from London to Birmingham
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Nearest water point
In the direction of Budbrooke Junction
In the direction of Camp Hill Top Lock Winding Hole
Nearest rubbish disposal
In the direction of Budbrooke Junction
In the direction of Camp Hill Top Lock Winding Hole
Nearest chemical toilet disposal
In the direction of Budbrooke Junction
In the direction of Camp Hill Top Lock Winding Hole
Nearest place to turn
In the direction of Budbrooke Junction
In the direction of Camp Hill Top Lock Winding Hole
Nearest self-operated pump-out
In the direction of Camp Hill Top Lock Winding Hole
Nearest boatyard pump-out
In the direction of Budbrooke Junction
In the direction of Camp Hill Top Lock Winding Hole
There is no page on Wikipedia called “Hatton Lock”














![Hatton locks. The 'stairway to heaven' flight of locks at Hatton, from the garden of The Waterman pub. Directly in line with the flight is the tower of St Mary's church in Warwick ( [[15702]] ).Take a stroll through the gate at the bottom of the garden to [[511638]]. by E Gammie – 31 July 2007](https://s3.geograph.org.uk/photos/51/16/511655_16a20b1f_120x120.jpg)











![Hatton locks, summer. Looking down some of the flight of 21 locks that form the 'stairway to heaven' towards Warwick and the tower of St Mary's church. 6:52pm. See [[3202]] for the same view in spring.At the bottom of this steepest part of the flight is bridge 53, from which you can see some of the lower part of the flight. http://www.geograph.org.uk/photo/511849 by E Gammie – 31 July 2007](https://s2.geograph.org.uk/photos/51/17/511762_3bc92a6f_120x120.jpg)

![The Hatton Flight of Locks, Warwickshire. There are twenty-one wide locks in the two mile flight at Hatton on the Grand Union Canal. Together, the locks change the water level of the navigation by 146ft 6in (44.6 metres). Despite their size they fill and empty quickly, being very well maintained. The low gearing of the paddles takes a lot of winding though!This image shows Lock No 41, the sixth lock down in the flight, and the view continues down the flight with the tower of St Mary's Church, Warwick in the distance. (See also David's April 2005 image for an early spring comparison : [[[3202]]] ) The Warwick and Birmingham Canal was opened in 1799, and is one of eight, owned by different companies, which eventually came together as the Grand Union Canal in 1929. Following this move, in 1932 the locks in the Hatton flight were widened to allow two narrowboats of seven foot beam to use them, side by side. The remains of the original narrow locks are here, off to the right, and by many of the current wide locks. http://www.waterscape.com/features-and-articles/features/the-history-of-hatton-locks by Roger D Kidd – 06 September 2008](https://s2.geograph.org.uk/geophotos/01/70/95/1709526_af0d430b_120x120.jpg)

