Basingstoke Fundamental Bench Mark   

Location
Grid reference: SU 6438 5180.
Landranger 185: Winchester & Basingstoke, Andover & Romsey.
GPS network passive station: H1SU6451.
Waypoint: FM7147.

Neighbouring Flush Brackets

G3401	Basingstoke, South View 1.15km to the northwest.
G3400	Basingstoke, Cliddesden Road 1.63km to the southwest.
S9479	Old Basing 3.15km to the east.
G3402	The Spinneys 3.27km to the northwest.
G3399	Cliddesden, Farleigh Road 3.52km to the southwest.

The nearest fundamental bench mark is Winchester, 26.38km to the southwest.

Second Geodetic Levelling, England & Wales (1912-21)
This fundamental bench mark was used during the Second geodetic levelling, England & Wales, and was levelled with a height of 324.0910 feet [98.7829 metres] above mean sea level (Newlyn datum). It was included on the Basingstoke to Wallingford and Winchester to Basingstoke levelling lines.

Third Geodetic Levelling, England & Wales (1950-68)
This fundamental bench mark was used during the Third geodetic levelling, England & Wales, and was levelled with a height of 324.0910 feet [98.7829 metres] above mean sea level (Newlyn datum). It was included on the Basingstoke to Croydon, Basingstoke to Wallingford and Winchester to Basingstoke levelling lines.