Flush Bracket G492: Wilson Burn Bridge 

E face, E buttress of bridge over Wilson Been [sic], 15' E of centre of stream - estimated location; FB reported returned to OS by County Surveyor 20/08/1950.
Location
Grid reference: NT 3864 1489.
Landranger 79: Hawick & Eskdale, Langholm.
Structure: Bridge.
Waypoint: FBG492.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Hawick,
10.57km to the east.
Second Geodetic Levelling, Scotland (1936-52)
This flush bracket was used during the Second geodetic levelling, Scotland, and was levelled with a height of 904.6220 feet [275.7288 metres] above mean sea level (Newlyn datum). It was included on the Hawick to Moffat levelling line. The surveyor's description was E face, E buttress of bridge over Wilson Been [sic], 15' E of centre of stream.
Location
Grid reference: NT 3864 1489.
Landranger 79: Hawick & Eskdale, Langholm.
Structure: Bridge.
Waypoint: FBG492.
Neighbouring Flush Brackets
| G491 | Ale Water Bridge 1.01km to the east. |
| 11071 | Alemoor Reservoir 1.02km to the east. |
| G490 | How Cluech Bridge 3.53km to the east. |
| G489 | Roberton, School 4.29km to the east. |
| G493 | Clear Burn Bridge 5.06km to the west. |
Second Geodetic Levelling, Scotland (1936-52)
This flush bracket was used during the Second geodetic levelling, Scotland, and was levelled with a height of 904.6220 feet [275.7288 metres] above mean sea level (Newlyn datum). It was included on the Hawick to Moffat levelling line. The surveyor's description was E face, E buttress of bridge over Wilson Been [sic], 15' E of centre of stream.
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