Flush Bracket 648: By Grafton Regis 

Flush Bracket on S.E. face of bridge over canal, about 40 chains S.S.E. from Grafton Regis [2GL].
Location
Grid reference: SP 7638 4626.
Landranger 152: Northampton & Milton Keynes, Buckingham & Daventry.
Structure: Bridge.
Waypoint: FB648.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Great Linford,
9.48km to the southeast.
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 242.4680 feet [73.9042 metres] above mean sea level (Newlyn datum). It was included on the Daventry to Great Linford levelling line. The surveyor's description was Flush Bracket on S.E. face of bridge over canal, about 40 chains S.S.E. from Grafton Regis.
Logged Visits
Logged on 30th September 2007 by lackofluke. Condition: Damaged.
Top half of FB missing.
Logged on 24th June 2005 by RHW. Grid reference: SP 763 462. Condition: Good.
Fiery Furze- Bridge 58. Grand Union Canal - SE of Grafton Regis, E side of canal, S face of bridge.
Location
Grid reference: SP 7638 4626.
Landranger 152: Northampton & Milton Keynes, Buckingham & Daventry.
Structure: Bridge.
Waypoint: FB648.
Neighbouring Flush Brackets
| 649 | Yardley Wharf Bridge 490.41m to the south. |
| 647 | Grand Union Canal Bridge, by Grafton Regis 1.03km to the north. |
| 650 | Yardley Wharf 1.03km to the south. |
| 646 | Bozenham Mill Bridge 1.75km to the north. |
| 651 | By Yardley Gobion 1.77km to the southeast. |
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 242.4680 feet [73.9042 metres] above mean sea level (Newlyn datum). It was included on the Daventry to Great Linford levelling line. The surveyor's description was Flush Bracket on S.E. face of bridge over canal, about 40 chains S.S.E. from Grafton Regis.
Logged Visits
Logged on 30th September 2007 by lackofluke. Condition: Damaged.
Top half of FB missing.
Logged on 24th June 2005 by RHW. Grid reference: SP 763 462. Condition: Good.
Fiery Furze- Bridge 58. Grand Union Canal - SE of Grafton Regis, E side of canal, S face of bridge.
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