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Triangulation Pillar, Bulford

Description: Triangulation Pillar

Grade: II
Date Listed: 10 October 1988
English Heritage Building ID: 321397

OS Grid Reference: SU1950042749
OS Grid Coordinates: 419500, 142749
Latitude/Longitude: 51.1836, -1.7224

Location: Bulford, Wiltshire SP4 9JJ

Locality: Bulford
County: Wiltshire
Country: England
Postcode: SP4 9JJ

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Listing Text

SU 14 SE
6/86 Triangulation Pillar

Triangulation pillar, c1936 within enclosure and over gun end of
base of original Principal Triangulation of 1794. Concrete pillar
in form of square cone with bronze tripod base on top, and
benchmark on side (height 204m). Original triangulation point
consists of an iron cannon set vertically 3m in ground, the muzzle
filled and holding the north-east corner of the primary survey
triangle for western England, later protected by 1.9m concrete kerb
in form of chamfered square, and all set in triangular earthwork
with ditch of 2m wide. This point is 36,574 ft from the southern
point near Old Sarum.
(Welfare, H.G., Survey Review XXV 194. October 1979)

Listing NGR: SU1950042749

This text is a legacy record and has not been updated since the building was originally listed. Details of the building may have changed in the intervening time. You should not rely on this listing as an accurate description of the building.

Source: English Heritage

Listed building text is © Crown Copyright. Reproduced under licence.