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Will My Boat Fit? Shannon Navigation

​Lock dimensions, length and navigational criteria for the navigation.

Length & No of Locks
Shannon - 215km with 7 locks including Ardnacrusha
River Suck - 16km with 1 lock
Lough Allen Canal - 7km with 3 locks
 
Navigation Dimensions
Shannon
Length of locks - 31m
Beam of locks:
Upper Shannon - 9m
Lower Shannon – 1.2m
Camlin River - 5.75m
Draft - 1.35m
Air draft Variable*

Lough Allen
Length of locks - 19.5m
Beam of locks - 4m
Draft - 1.2m
Air draft: 3m

Draft dimensions are given as a guide only and cannot be guaranteed.

*To facilitate your decision regarding air draft, gauges are in place on the approaches to some of the bridges.   Lowest bridge on the main navigation is at Killaloe; air draft at normal summer level is 3.85m.  Owners of a deep-drafted craft, greater than 1.2m should contact the Inspectorate before travelling.

View here for more information about the Shannon Navigation.

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