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OSBM Bolt: Aldermaston 
OSBM Bolt on E face on top of wall of bridge over stream, W side of road [3GL]; OSBM BOLT W PARA BR.
Location
Grid reference: SU 5895 6586.
Landranger 174: Newbury & Wantage, Hungerford & Didcot.
Structure: Bridge.
Waypoint: OS0237.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Basingstoke,
15.07km to the south.
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Basingstoke to Wallingford levelling line. The surveyor's description was OSBM Bolt on E face on top of wall of bridge over stream, W side of road.
Logged Visits
Logged on 1st January 2007 by dal. Condition: Couldn't find it.
I had hoped this might have survived. The bridge looks as though it might be original, but there have been changes. I couldn't find the bolt.
Location
Grid reference: SU 5895 6586.
Landranger 174: Newbury & Wantage, Hungerford & Didcot.
Structure: Bridge.
Waypoint: OS0237.
Neighbouring Flush Brackets
| G3410 | Aldermaston Wharf, Butt Inn 1.56km to the northeast. |
| G3409 | Barn End 1.61km to the south. |
| S0774 | Woolhampton 1.97km to the northwest. |
| S0773 | Aldermaston Wharf, Hare & Hounds Hotel 2.50km to the northeast. |
| G3408 | Heath End, Belmont 2.91km to the south. |
Third Geodetic Levelling, England & Wales (1950-68)
This bench mark was used during the Third geodetic levelling, England & Wales. It was included on the Basingstoke to Wallingford levelling line. The surveyor's description was OSBM Bolt on E face on top of wall of bridge over stream, W side of road.
Logged Visits
Logged on 1st January 2007 by dal. Condition: Couldn't find it.
I had hoped this might have survived. The bridge looks as though it might be original, but there have been changes. I couldn't find the bolt.
If you have any corrections or additions to this record, please let us know.