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Flush Bracket OSBM 1821: Little Irchester Bridge   

Flush Bracket on parapet of bridge over River Nene, near Wellingborough Railway Station, Little Irchester [2GL] - LandLine: no BM.

Location
Grid reference: SP 901 665.
Landranger 152: Northampton & Milton Keynes, Buckingham & Daventry.
Explorer 224: Corby, Kettering & Wellingborough.
Structure: Bridge.
Waypoint: FB1821.

Neighbouring Flush Brackets
1822 Wellingborough, 26 Sheep Street 1.42km to the northwest.
G3613 by Wollaston Lodge 1.57km to the south.
1823 Wellingborough, Central Hall 1.70km to the northwest.
1820 Nene Lodge 2.38km to the south.
1824 Wellingborough, 1 Potato Hill 2.58km to the northwest.
The nearest fundamental bench mark is Cranford, 12.40km to the north.

Second Geodetic Levelling, England & Wales (1912-21)
This flush bracket was used during the Second geodetic levelling, England & Wales, and was levelled with a height of 143.1560 feet [43.6339 metres] above mean sea level (Newlyn datum). It was included on the Great Linford to Cranford levelling line. The surveyor's description was Flush Bracket on parapet of bridge over River Nene, near Wellingborough Railway Station, Little Irchester.

Third Geodetic Levelling, England & Wales (1950-68)
This flush bracket was used during the Third geodetic levelling, England & Wales. It was included on the Cranford to Great Linford levelling line.


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