Nash Mills Lock on Grand Union Canal
NASH MILLS LOCK ON GRAND UNION CANAL, RED LION LANE
Listed on the National Heritage List for England. Search over 400,000 listed places
Overview
- Heritage Category:
- Listed Building
- Grade:
- II
- List Entry Number:
- 1174062
- Date first listed:
- 02-Dec-1986
- List Entry Name:
- Nash Mills Lock on Grand Union Canal
- Statutory Address:
- NASH MILLS LOCK ON GRAND UNION CANAL, RED LION LANE
Location
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Images of England Project
- Date:
- 2001-07-25
- Reference:
- IOE01/03498/25
- Rights:
- © Mr Chris Skinner. Source: Historic England Archive
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Discover moreOfficial list entry
- Heritage Category:
- Listed Building
- Grade:
- II
- List Entry Number:
- 1174062
- Date first listed:
- 02-Dec-1986
- List Entry Name:
- Nash Mills Lock on Grand Union Canal
- Statutory Address 1:
- NASH MILLS LOCK ON GRAND UNION CANAL, RED LION LANE
The scope of legal protection for listed buildings
This List entry helps identify the building designated at this address for its special architectural or historic interest.
Unless the List entry states otherwise, it includes both the structure itself and any object or structure fixed to it (whether inside or outside) as well as any object or structure within the curtilage of the building.
For these purposes, to be included within the curtilage of the building, the object or structure must have formed part of the land since before 1st July 1948.
The scope of legal protection for listed buildings
This List entry helps identify the building designated at this address for its special architectural or historic interest.
Unless the List entry states otherwise, it includes both the structure itself and any object or structure fixed to it (whether inside or outside) as well as any object or structure within the curtilage of the building.
For these purposes, to be included within the curtilage of the building, the object or structure must have formed part of the land since before 1st July 1948.
Location
- Statutory Address:
- NASH MILLS LOCK ON GRAND UNION CANAL, RED LION LANE
The building or site itself may lie within the boundary of more than one authority.
- County:
- Hertfordshire
- District:
- Dacorum (District Authority)
- Parish:
- Nash Mills
- County:
- Hertfordshire
- District:
- Dacorum (District Authority)
- Parish:
- Kings Langley
- National Grid Reference:
- TL 06880 04575
Details
KINGS LANGLEY RED LION LANE TL 00 SE (North side) 7/163 - Nash Mills Lock on Grand Union Canal
GV II
Canal Lock. Circa 1797 as a lock on the Grand Junction Canal Company (became Grand Union Canal by amalgamation 1929). Date 1877 on iron hinge of upper gate may mark repairs. Early C20 steps and revetment next lower gate. Brick and stone masonry basin with brown engineering brick steps and revetment next lower gate. Wooden gates with steel extensions to beams. Lock 88ft by 16ft to accommodate narrow boats in pairs. Gate and ground paddles to upper gates, gate paddles only to lower gates. (Branch Johnson (1970)118-20). The eastern half of the lock lies in Abbots Langley civil parish in Three Rivers District.
Listing NGR: TL0688004575
Legacy
The contents of this record have been generated from a legacy data system.
- Legacy System number:
- 157694
- Legacy System:
- LBS
Sources
Books and journals
Branch Johnson, W, The Industrial Archaeology of Hertfordshire, (1970), 118-20
Legal
This building is listed under the Planning (Listed Buildings and Conservation Areas) Act 1990 as amended for its special architectural or historic interest.
Map
This map is for quick reference purposes only and may not be to scale. This copy shows the entry on 06-Jun-2026 at 10:38:26.
Download a full scale map (PDF)End of official list entry
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