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Lock 69, Nash Mills

Type: Navigation Closure

Waterway(s): Grand Union Canal

From: 2 February 2026, 8am

To: 13 February 2026, 4pm inclusive

Region: London and South East

Reason: Repair

Programme: Winter works

Location

Closest waterwayGrand Union Canal
Starts atLock 69, Nash Mills
Ends atLock 69, Nash Mills
Upstream winding holeWinkwell
Downstream winding holeCommon Moor

Descriptions

Update 7 August 2025, 5:24pm

The works at Lock 68 have been deferred to a later date. However, the works at Lock 69 will proceed as planned, with revised dates.

Update 29 June 2025, 8:42pm

Please note the towpath will no longer be closed during these works.

Original 7 May 2025, 11:23pm

A navigation and towpath closure are required for refitting of the top and bottom lock gates as well as paddle post replacement of lock 68 and top lock gate replacements for lock 69.

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