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OSBM Bolt 
OSBM Bolt cemented in granite boulder, NE side of road, 200' NW from crossroads [3GL]; boulder, NE side of road, 61.0m NW of cross roads.
Location
Grid reference: SH 3366 7804.
Landranger 114: Anglesey.
Structure: Boulder.
Waypoint: OS0889.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Holyhead,
10.68km to the northwest.
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Caernarvon to Holyhead levelling line. The surveyor's description was OSBM Bolt cemented in granite boulder, NE side of road, 200' NW from crossroads.
Logged Visits
Logged on 11th April 2007 by Meirion. Condition: Couldn't find it.
Logged on 30th May 2006 by iainmac. Condition: Couldn't find it.
Location
Grid reference: SH 3366 7804.
Landranger 114: Anglesey.
Structure: Boulder.
Waypoint: OS0889.
Neighbouring Flush Brackets
| S7561 | Bryngwran 1.42km to the east. |
| G4917 | Llechylched Farm 1.47km to the southeast. |
| G4918 | Caergeiliog 1.81km to the west. |
| G4916 | Bryn Hyfryd 2.90km to the south. |
| G4953 | Llanynghenedl, Ty Newydd 3.83km to the northwest. |
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Caernarvon to Holyhead levelling line. The surveyor's description was OSBM Bolt cemented in granite boulder, NE side of road, 200' NW from crossroads.
Logged Visits
Logged on 11th April 2007 by Meirion. Condition: Couldn't find it.
Logged on 30th May 2006 by iainmac. Condition: Couldn't find it.
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