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OSBM Bolt 
OSBM Bolt in rock.
Location
Grid reference: ND 1527 2821.
Landranger 17: Helmsdale & Strath of Kildonan.
Structure: Rock outcrop.
Waypoint: OS1943.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Lybster,
13.07km to the northeast.
Third Geodetic Levelling, Scotland (1956-68)
This bench mark was used during the Third geodetic levelling, Scotland. It was included on the Lybster to Helmsdale levelling line. The surveyor's description was OSBM Bolt in rock.
Logged Visits
Logged on 12th May 2006 by iainmac. Condition: Couldn't find it.
Gorse and bracken
Location
Grid reference: ND 1527 2821.
Landranger 17: Helmsdale & Strath of Kildonan.
Structure: Rock outcrop.
Waypoint: OS1943.
Neighbouring Flush Brackets
| G2091 | Dunbeath, Post Office 1.36km to the north. |
| G2092 | Ramscraigs 1.71km to the southwest. |
| G2090 | Dunbeath 1.95km to the northeast. |
| G2093 | Rhian Cottage (A9) 3.05km to the southwest. |
| G2089 | Knockinnon 3.39km to the northeast. |
Third Geodetic Levelling, Scotland (1956-68)
This bench mark was used during the Third geodetic levelling, Scotland. It was included on the Lybster to Helmsdale levelling line. The surveyor's description was OSBM Bolt in rock.
Logged Visits
Logged on 12th May 2006 by iainmac. Condition: Couldn't find it.
Gorse and bracken
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