Lock Number 4 is a Grade II listed building in the Dacorum local planning authority area, England. First listed on 18 July 1990. Canal lock. 5 related planning applications.

Lock Number 4

WRENN ID: nether-plaster-sorrel
Grade: II
Local Planning Authority: Dacorum
Country: England
Date first listed: 18 July 1990
Type: Canal lock
Source: Historic England listing

Description

The following building shall be added:-

TRING RURAL SP 91 SW GRAND UNION CANAL 4/171 AYLESBURY ARM LOCK NO. 4 II Canal lock. 1811-13 with later alterations. Engineer Henry Provis for Grand Junction Canal Company. Brick with granite quoins and coping, and some brick coping. Narrow lock to take a single narrowboat. Single gate at east end, hinged at north side; double gate at west end; with paddles and winding gear. Datestones of 1853 and 1864, east gate dated 1985. Brick-lined entrances.

Listing NGR: SP9142614521

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