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OSBM Bolt 
OSBM Bolt on culvert [3GL]; OSBM BOLT CUL SE SIDE RD C STR 14.3M NE FENCE ANG OPP.
Location
Grid reference: NH 3935 0864.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Structure: Culvert.
Waypoint: OS1387.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Loch Tarff,
2.98km 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 Glen Moriston to Loch Tarff and Spean Bridge to Loch Tarff levelling lines. The surveyor's description was OSBM Bolt on culvert.
Logged Visits
Logged on 22nd November 2007 by dal. Condition: Couldn't find it.
OS database: OSBM BOLT CUL SE SIDE RD C STR 14.3M NE FENCE ANG OPP, Levelled to height of 120.3021m, at ground level.
No joy. Culvert appears to have been lost and by-passed.
Location
Grid reference: NH 3935 0864.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Structure: Culvert.
Waypoint: OS1387.
Neighbouring Flush Brackets
| G1042 | Fort Augustus 1.51km to the west. |
| G1043 | Loch Uanagan Farm 2.43km to the southwest. |
| G1041 | Portclair Burn Bridge 5.37km to the northeast. |
| G1044 | Railway Cottage 6.60km to the southwest. |
| G1045 | Bridge of Oich 7.66km to the southwest. |
Third Geodetic Levelling, Scotland (1956-68)
This bench mark was used during the Third geodetic levelling, Scotland. It was included on the Glen Moriston to Loch Tarff and Spean Bridge to Loch Tarff levelling lines. The surveyor's description was OSBM Bolt on culvert.
Logged Visits
Logged on 22nd November 2007 by dal. Condition: Couldn't find it.
OS database: OSBM BOLT CUL SE SIDE RD C STR 14.3M NE FENCE ANG OPP, Levelled to height of 120.3021m, at ground level.
No joy. Culvert appears to have been lost and by-passed.
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