Walls, Steps and Drain to Front of Trewhon (Not Included) and to West is a Grade II listed building in the Cornwall local planning authority area, England. First listed on 9 February 1994. Boundary wall.
Walls, Steps and Drain to Front of Trewhon (Not Included) and to West
- WRENN ID
- gentle-cornice-larch
- Grade
- II
- Local Planning Authority
- Cornwall
- Constituency
- St Ives MP: Andrew George (LD)
- Country
- England
- Date first listed
- 9 February 1994
- Type
- Boundary wall
- Address
- Walls, Steps and Drain to Front of Trewhon (Not Included) and to West, Wendron Street, Helston
- OS grid reference
- SW 661 276
- Coordinates
- 50.10243, -5.2715
- Source
- Historic England listing
Description
The structure consists of walls, steps, and a drain located at the front of Trewhon and to the west. It dates from the early 19th century. The forecourt wall is made of granite ashlar, and there are dressed granite steps leading up to it. To the side of Shute Lane, there is a high rubble wall. Additionally, there is a cobbled drain with a granite kerb and a holed granite trough at the bottom.
Local climate
Walls, Steps and Drain to Front of Trewhon (Not Included) and to West receives an average of 870 mm of rain a year. This makes it wetter than 63% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 91% of listed buildings.
It experiences an average of 3 freeze-thaw cycles a year, fewer than 99% of listed buildings. Of these, 1 follows at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.2°C per decade since 1991.
Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.
More on this building
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- No EPC on record for this property
- No sale records on file
- No related consent applications matched
- Detailed attributes — period, style, materials, features
- Flood risk assessment
- Radon risk assessment
- Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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