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OSBM Bolt 
OSBM Bolt in rock [3GL]; OSBM BOLT S SIDE RD.
Location
Grid reference: NH 0460 1137.
Landranger 33: Loch Alsh, Glen Shiel & Loch Hourn.
Structure: Rock outcrop.
Waypoint: OS1687.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Glen Cluanie,
1.25km to the east.
Third Geodetic Levelling, Scotland (1956-68)
This bench mark was used during the Third geodetic levelling, Scotland. It was included on the Dornie to Glen Cluanie levelling line. The surveyor's description was OSBM Bolt in rock.
Location
Grid reference: NH 0460 1137.
Landranger 33: Loch Alsh, Glen Shiel & Loch Hourn.
Structure: Rock outcrop.
Waypoint: OS1687.
Neighbouring Flush Brackets
| G1766 | A87(T) Road Bridge 1.09km to the east. |
| G1765 | Allt Ruigh a' Charra 1.59km to the northwest. |
| G1767 | Cluanie Inn 3.05km to the east. |
| G1768 | by Loch Cluanie 3.64km to the east. |
| G1764 | by Creagan Luib an Eorna 4.39km to the northwest. |
Third Geodetic Levelling, Scotland (1956-68)
This bench mark was used during the Third geodetic levelling, Scotland. It was included on the Dornie to Glen Cluanie levelling line. The surveyor's description was OSBM Bolt in rock.
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