County Boundary Post on Road Bridge at Junction to Horningsham is a Grade II listed building in the Wiltshire local planning authority area, England. A C19 Boundary post.

County Boundary Post on Road Bridge at Junction to Horningsham

WRENN ID
errant-pier-moss
Grade
II
Local Planning Authority
Wiltshire
Constituency
South West Wiltshire MP: Dr Andrew Murrison (Con)
Country
England
Type
Boundary post
Address
County Boundary Post on Road Bridge at Junction to Horningsham, Frome Road, Maiden Bradley with Yarnfield
OS grid reference
ST 790 417
Coordinates
51.17419, -2.30082
Source
Historic England listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The county boundary post, dating from the 19th century, is located on a road bridge at the junction to Horningsham. It features a cast iron plate with a semi-circular top, displaying the words "WILTSHIRE / SOMERSET" in raised lettering, positioned vertically on the front.

Local climate

County Boundary Post on Road Bridge at Junction to Horningsham receives an average of 860 mm of rain a year. This makes it wetter than 61% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 66% of listed buildings.

It experiences an average of 35 freeze-thaw cycles a year, more than 59% of listed buildings. Of these, 16 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°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
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  • 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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