Description
Original 28 April 2026, 1:21pm
A navigation closure is required to carry out repair works to the gates
Lock 40 Marsworth Flight
Type: Navigation Closure
Waterway(s): Grand Union Canal
From: 4 January 2027, 8am
To: 29 January 2027, 4pm inclusive
Region: London and South East
Reason: Repair
Programme: Winter works
Location
| Closest waterway | Grand Union Canal |
| Starts at | Lock 40 |
| Ends at | Lock 42 |
| Upstream winding hole | Bulbourne |
| Downstream winding hole | Red House |
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