OSBM Bolt 

OSBM Bolt on NW angle of building in quay.
Location
Grid reference: SZ 5000 9564.
Landranger 196: The Solent & The Isle of Wight, Southampton & Portsmouth.
Structure: Other.
Waypoint: OS0083.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Calbourne,
11.74km to the southwest.
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Gurnard (IOW) to Freshwater (IOW) levelling line. The surveyor's description was OSBM Bolt on NW angle of building in quay.
Location
Grid reference: SZ 5000 9564.
Landranger 196: The Solent & The Isle of Wight, Southampton & Portsmouth.
Structure: Other.
Waypoint: OS0083.
Neighbouring Flush Brackets
| G4422 | Cowes 708.38m to the west. |
| G4423 | East Cowes 992.82m to the southeast. |
| G4421 | Gurnard 2.02km to the west. |
| G4424 | Whippingham 2.10km to the southeast. |
| G4022 | Avenue Cottage 2.98km to the west. |
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Gurnard (IOW) to Freshwater (IOW) levelling line. The surveyor's description was OSBM Bolt on NW angle of building in quay.
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