Grotto or Rock Bridge, 400 Metres South South East of Encombe House is a Grade II listed building in the Dorset local planning authority area, England. First listed on 10 March 1986. Grotto.
Grotto or Rock Bridge, 400 Metres South South East of Encombe House
- WRENN ID
- haunted-flue-swallow
- Grade
- II
- Local Planning Authority
- Dorset
- Constituency
- South Dorset MP: Lloyd Hatton (Lab)
- Country
- England
- Date first listed
- 10 March 1986
- Type
- Grotto
- OS grid reference
- SY 945 781
- Coordinates
- 50.60306, -2.07839
- Source
- Historic England listing
Description
The Grotto or Rock Bridge, located 400 meters south-southeast of Encombe House, is a structure dating from the late 18th century to the early 19th century. It supports a road bridge and consists of a series of linked tunnels made from large blocks of undressed stone. The bridge features a plain stone parapet and square ashlar stone piers.
Local climate
Grotto or Rock Bridge, 400 Metres South South East of Encombe House receives an average of 770 mm of rain a year. This makes it drier than 64% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 75% of listed buildings.
It experiences an average of 9 freeze-thaw cycles a year, fewer than 91% of listed buildings. Of these, 4 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
- 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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