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OSBM Bolt 
OSBM Bolt on living rock [3GL].
Location
Grid reference: NH 4454 1019.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Structure: Rock outcrop.
Waypoint: OS1972.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Loch Tarff,
2.44km to the west.
Third Geodetic Levelling, Scotland (1956-68)
This bench mark was used during the Third geodetic levelling, Scotland. It was included on the Loch Tarff to Daviot levelling line. The surveyor's description was OSBM Bolt on living rock.
Logged Visits
Logged on 19th July 2006 by iainmac. Condition: Couldn't find it.
Location
Grid reference: NH 4454 1019.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Structure: Rock outcrop.
Waypoint: OS1972.
Neighbouring Flush Brackets
| G4027 | Knockcarrach 3.64km to the northeast. |
| G1041 | Portclair Burn Bridge 4.47km to the northwest. |
| G4053 | Easter Drummond 5.33km to the northeast. |
| G4054 | Whitebridge Hotel 6.57km to the northeast. |
| G1042 | Fort Augustus 6.71km to the west. |
Third Geodetic Levelling, Scotland (1956-68)
This bench mark was used during the Third geodetic levelling, Scotland. It was included on the Loch Tarff to Daviot levelling line. The surveyor's description was OSBM Bolt on living rock.
Logged Visits
Logged on 19th July 2006 by iainmac. Condition: Couldn't find it.
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