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What's the maximum length of boat
to cruise a given canal?

Navigations listed below have lock dimensions of less than 72 ft long.

Unless you know otherwise!!!
INFORMATION BASED ON BRADSHAW'S CANALS AND NAVIGABLE RIVERS OF ENGLAND & WALES (1904)
(with help from the Tuesday Night Club)
Probable max narrowboat length Lock length Lock width Canal
71ft 6in 71ft 6in 7ft
7ft
11ft		 BCN (incl Birmingham & Fazeley)
Worcester & Birmingham Canal
Middle Level Navigations (boats over 60ft can only pass through Salters Lode on to the tidal Ouse at level water).
70ft

70ft


70ft


69ft

7ft
7ft
7ft
14ft
9ft
16ft 6in
16ft		 Huddersfield Narrow
Macclesfield Canal
Peak Forest Canal
Sleaford Navigation
Witham Navigable Drains
Union Canal - Scotland***
River Ancholme above Harlam Hill Lock (8miles)
67ft 65ft 17ft Stainforth & Keadby Canal
66ft 68ft 6in 16ft Forth & Clyde Canal - Scotland***
64ft 64ft 9in 9ft 2in Monmouthshire & Brecon Canal**
62ft 62ft
62ft
61ft 6in		 14ft 3in
14ft 3in
15ft 3in		 Leeds & Liverpool Canal - Wigan to Leeds
Leeds & Liverpool Canal - Rufford branch
Sheffield & South Yorkshire Navigations
61ft 60ft 15ft 4in Yorkshire Ouse (above City of York to Swale Nab)
60ft 60ft
55ft		 16ft
14ft		 Chelmer & Blackwater Navigation**
River Derwent
58ft 6in

57ft 6in
58ft
58ft
58ft

 14ft 1in
14ft 2in
14ft 6in
14ft 3in

Calder & Hebble Navigation
Huddersfield Broad Canal
River Ure Navigation (incl Ripon Canal)
Pocklington Canal (not all locks restored)
55ft 54ft 13ft Bridgewater & Taunton Canal **
45ft 40ft   Little Ouse River - last lock near Brandon
     
** These canals are not linked to the main system
*** Scottish canals are not linked to the main system and are not listed in Bradshaw's

Errors & Omissions Excepted

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