List of locks on the Grand Union Canal

A list of locks on the Grand Union Canal and its branches.

Grand Union Canal (Main Line) The Grand Union Canal (Main Line) runs from Salford Junction, Birmingham to Brentford, London. Locks have a beam of 14 feet except locks 52 to 64 in Birmingham. The numbering of locks originates at Braunston, and increases both towards the north, to Lock 64, and the south, to Lock 101. +Locks on the Grand Union Canal (Main Line)Lock numberLock nameRise or fallof lock(s)(heading south)Co-ordinatesNotesSalford Junction to Napton 64 Nechells Shallow Lock or Salford Shallow Lock – 7’ beam, gates removed 59 – 63 Garrison Locks or Saltley Locks +34’ 5” 7’ beam. Between Garrison Top Lock (59) and Camp Hill Bottom Lock (57) is Bordesley Junction connecting to the Digbeth Branch. 58 Stop lock Digbeth branch – Abolished 52 – 57 Camp Hill Locks +41’ 8” 7’ beam 47 – 51 Knowle Locks –41’ 10” Between Knowle Bottom Lock (47) and Hatton Top Lock (46) is Kingswood Junction connecting to the Stratford-upon-Avon Canal. 46 Hatton Top Lock-146’ 6” 27 – 45 Hatton Locks 26 Hatton Bottom Lock Between Hatton Bottom Lock (26) and Cape Top Lock (25) is Budbrooke Junction connecting to the Saltisford Arm. 24 – 25 Cape Locks −14’ 4” 23 Radford Bottom Lock +7’ 0” 20 – 22 Fosse Locks +21’ 0” 19 Wood Lock +6’ 7” 18 Welsh Road Lock +6’ 11” 14 – 17 Bascote Locks +26’ 9” Locks 14 & 15 are a staircase lock 13 Itchington Bottom Lock +6’ 7” 5 – 12 Stockton Locks+54’ 7” 4 Stockton Top Lock 1 – 3 Calcut Locks +16’ 2” Between Calcut Top Lock (1) and Braunston Bottom Lock (1) are: Napton Junction connecting to the Oxford Canal (south); and Braunston Junction connecting to the Oxford Canal (north).  Napton to Braunton – Oxford Canal (no locks)Braunston to Brentford 1 Braunston Bottom Lock+35’ 6” 2 – 5 Braunston Lock Flight 6 Braunston Top Lock Between Braunston Top Lock (6) and Buckby Top Lock (7) is Norton Junction connecting to the Leicester Section. 7 Buckby Top Lock-63’ 0” 8 – 12 Buckby Lock Flight 13 Buckby Bottom Lock Between Buckby Bottom Lock (13) and Stoke Bruerne Locks (14) is Gayton Junction connecting to the Northampton Arm. 14 – 15 Stoke Bruerne Locks -16’ 0” 16 – 20 Stoke Bruerne Locks -40’ 0” 21 Cosgrove Lock -3’ 4” 22 Fenny Stratford Lock +1’ 1” 23 Stoke Hammond Lock +6’ 11” 24 – 26 Soulbury Three Locks +20’ 3” 27 Leighton Lock +6’ 8” 28 Grove Lock +7’ 6” 29 Church Lock +6’ 9” 30 Slapton Lock +7’ 1” 31 Horton Lock +6’ 9” 32 – 33 Ivinghoe Locks +14’ 3” 34 – 36 Seabrook Locks +20’ 4” 37 – 38 Marsworth Locks +14’ 4” Between Marsworth Lock (38) and Marsworth Lock (39) is Marsworth Junction connecting to the Aylesbury Arm. 39 – 45 Marsworth Locks +42’ 3” Bulbourne, summit, above Thames Locks. 46 Cowroast Lock -6’ 0” Between Marsworth Lock (45) and Cow Roast Lock (46) is Bulbourne Junction connecting to the Wendover Arm. 47 – 48 Dudswell Locks -13’ 4” 49 Northchurch Lock-26’ 11” Northchurch Locks 50 Bushes Lock 51 Gas 1 Lock 52 Gas 2 Lock 53 Berkhamsted Lock-16’ 10” Berkhamsted Locks 54 Ravens Lock 55 Rising Sun Lock 56 Top Side Lock-19’ 4” Bourne End Locks 57 Bottom Side Lock 58 Sewer Lock 59 Bourne End Bottom Lock -7’ 4” 60 Winkwell Lock -13’ 7” 61 Winkwell Bottom Lock 62 Boxmoor Top Lock -6’ 8” 63 Fishery Lock -7’ 1” 64 Boxmoor Lock -7’ 1” 65 – 67 Apsley Locks -16’ 0” 68 Nash Mills Lock-12’ 2” Nash Mills Locks 69 Red Lion Lock 69A Kings Langley Lock -8’ 9” 70 Home Park Lock -5’ 2” 71 North Grove Lock -6' 11" 72 – 73 Hunton Bridge Locks -11’ 2” 74 Lady Capel's Lock -5’ 4” 75 – 76 Cassiobury Park Locks -10’ 0” 77 Iron Bridge Lock -9’ 4” 78 Cassio Bridge Lock -9’ 0” 79 Common Moor Lock -9’ 5” 80 Lot Mead Lock -6’ 3” 81 Batchworth Lock -6’ 8” 82 Stocker's Lock -5’ 2” 83 Springwell Lock -7’ 11” 84 Copper Mill Lock -5’ 10” 85 Black Jack's Lock -3’ 8” 86 Widewater Lock -8’ 0” 87 Denham Deep Lock -11’ 1” 88 Uxbridge Lock -4’ 7” 89 Cowley Lock -6’ 6” Between Cowley Lock (89) and Norwood Top Lock (90) are: Cowley Peachey Junction connecting to the Slough Arm (no locks); and Bulls Bridge Junction connecting to the Paddington Arm (no locks). 90 Norwood Top Lock -7’ 10” 91 – 97 Hanwell Locks -53’ 2” 98 Osterley Lock -5’ 7” 99 Clitheroe's Lock -7’ 7” 100 Brentford Gauging Locks -5’ 6” 101 Thames Locks Tidal Into tidal River Thames

Grand Union Canal branches

The Paddington Arm and the Slough Arm have no locks.

The Wendover Arm Canal has one stop lock.

The Aylesbury Arm has 16 locks, see Aylesbury Canal Society.

The Leicester Branch from Norton Junction to the River Trent has 59 locks, see table.

The Welford Arm, off the Leicester Branch, has one lock, Welford Lock with a rise of 3’ 6”.

The Northampton Arm from Gayton Junction to the River Nene has 17 locks, see table.

Locks on the Leicester Branch +Locks on the Leicester BranchLock numberLock nameRise or fallof lock(s)(heading north)Co-ordinatesNotes 1 Watford Bottom Lock +52’ 6” 2 – 7 Watford Locks 3 – 6 are staircase locks 8 – 17 Foxton Locks -75’ 0” Two staircases of five locks each. 18 Kibworth Top Lock -7’ 7” 19 Kibworth Second (or Gas Pipe) Lock -7’ 2” 20 Taylor's Turnover Lock -5’ 5” 21 Pywell's Lock -7’ 5” 22 Crane's Lock -5’ 9” 23 Newton Top Lock -5’ 6” 24 Spinney Lock -6’ 9” 25 Top Half Mile Lock -7’ 2” 26 Bottom Half Mile Lock -6’ 9” 27 Turnover Lock -7’ 5” 28 Tythorne Lock -6’ 9” 29 Bumblebee Lock -6’ 2” 30 Kilby Lock -6’ 4” 31 Double Rail Lock -7’ 9” 32 Ervin's Lock -7’ 0” 33 Bush Lock -7’ 7” 34 Dunn's Lock -6’ 4” 35 Whetstone Lane Lock -6’ 4” 36 Gee's Lock -7’ 2” 37 Blue Banks Lock -7’ 2” 38 Kings Lock -7’ 9” 39 Aylestone Mill Lock -6’ 5” 40 St Mary's Mill Lock -3’ 6” 41 Freeman's Meadow Lock -6’ 5” 42 North Lock -4’ 7” 43 Limekiln Lock -4’ 3” 44 Belgrave Lock -3’ 11” Joins River Soar 45 Birstall Lock -3’ 4” 46 Thurmaston Lock -3’ 2” Leaves River Soar 47 Junction Lock -4’ 9” 48 Cossington Lock -5’ 3” Joins River Soar 49 Sileby Lock -4’ 6” 50 Mountsorrel Lock -4’ 1” 51 Barrow Deep Lock -9’ 7” 52 Pilling's Flood Lock 53 Loughborough Lock -6’ 9” 54 Bishop Meadow Lock -8’ 7” 55 Zouch Lock -6’ 4” 56 Kegworth Deep Lock -7’ 9” 57 Kegworth Shallow (flood) Lock 58 Ratcliffe Lock -6’ 8” 59 Redhill Lock (flood lock) River Trent The lock numbering sequence of the Leicester Branch continues along the Erewash Canal. From Lock 60 Trent Lock north to Lock 74 at Eastwood.

Locks on the Northampton Arm From Gayton Junction the Northampton Arm descends to the River Nene. +Locks on the Northampton ArmLock numberLock nameFall of lock(heading toRiver Nene)Co-ordinatesNotes 1 Rothersthorpe Top Lock -79' 10" 2 – 12 Rothersthorpe Locks 13 Rothersthorpe Bottom Lock 14 Wootton Lock -6' 9" 15 Hardingstone Lock -6' 3" 16 Huinsbury Lock -6' 10" 17 Northampton Lock -5' 0" River Nene

See also

Grand Union Canal

References