OSBM Bolt 

NBM OSBM BOLT PARA BR C STR - 2nd order, new 1975.
Location
Grid reference: NN 3529 8068.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Landranger 41: Ben Nevis, Fort William & Glen Coe.
Structure: Bridge.
Waypoint: OS2767.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Spean Bridge,
14.30km to the west.
Location
Grid reference: NN 3529 8068.
Landranger 34: Fort Augustus, Glen Albyn & Glen Roy.
Landranger 41: Ben Nevis, Fort William & Glen Coe.
Structure: Bridge.
Waypoint: OS2767.
Neighbouring Flush Brackets
| G1058 | by Tulloch Station 610.33m to the east. |
| G1057 | by Tulloch 2.29km to the west. |
| G1059 | Roughburn 2.49km to the east. |
| G1056 | Murlaggin Railway Bridge 3.97km to the west. |
| G1060 | Moy 7.11km to the east. |
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