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Yelverton Fundamental Bench Mark   


Location
Grid reference: SX 5164 6646.
Landranger 201: Plymouth & Launceston, Tavistock & Looe.
Explorer OL28: Dartmoor.
Explorer 108: Lower Tamar Valley & Plymouth.
GPS network passive station: H1SX5166.
Waypoint: FM7256.

Neighbouring Flush Brackets
1742 Yeoland 674.69m to the west.
1741 Yelverton, Church 1.36km to the north.
1740 Yelverton, Rock Chapel 1.78km to the northeast.
1739 Devonport Leat 2.35km to the northeast.
1738 Dousland 3.21km to the northeast.
The nearest fundamental bench mark is Liskeard, 29.53km to the west.

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 663.8270 feet [202.3345 metres] above mean sea level (Newlyn datum). It was included on the Bridford to Yelverton and Yelverton to Liskeard 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 663.8270 feet [202.3345 metres] above mean sea level (Newlyn datum). It was included on the Liskeard to Yelverton and Yelverton to Bridford levelling lines.

Logged Visits
Visited on 9th July 2016 by Dugswell2. Grid reference: SX 5164 6646. Condition: Destroyed.
Long gone me thinks.

Visited on 8th April 2014 by Dusty. Condition: Destroyed.

Visited on 14th September 2010 by Griefmiester. Condition: Destroyed.

Visited on 27th February 2007 by RodS. Condition: Probably destroyed.
[ADMIN NOTE] The marker described in the log below and pictured on waymarking.com is not Yelverton FBM, but an associated Berntsen about 500m away, known as Yelverton FBM Aux 1. See http://www.trigpointinguk.com/trigs/trig-details.php?t=641 for more details.

Visited on 27th February 2007 by Brentorboxer. Grid reference: SX 51358 66029. Condition: Good.
The Yelverton FBM Aux 1 is on the junction of the A386 with Golf Links Road. West side of the main road, north side of Golf Links Road. See waymarking.com Uk trigpointing category.
If you have any corrections or additions to this record, please let us know.
admin@bench-marks.org.uk