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Flush Bracket G4571: Thirtle Bridge 
NW face, NW end of NE buttress of Thirtle Bridge, NE side of road [3GL]; bridge parapet, NE side of Withernsea Road, NW side of drain.
Location
Grid reference: TA 3097 3014.
Landranger 107: Kingston upon Hull, Beverley & Driffield.
Structure: Bridge.
Waypoint: FG4571.
Neighbouring Flush Brackets
The nearest fundamental bench mark is Patrington,
7.67km to the south.
Third Geodetic Levelling, England & Wales (1950-68)
This flush bracket was used during the Third geodetic levelling, England & Wales. It was included on the Patrington to Flamborough levelling line. The surveyor's description was NW face, NW end of NE buttress of Thirtle Bridge, NE side of road.
Logged Visits
Logged on 29th April 2006 by iainmac. Condition: Couldn't find it.
Most likely under tarmac.
Location
Grid reference: TA 3097 3014.
Landranger 107: Kingston upon Hull, Beverley & Driffield.
Structure: Bridge.
Waypoint: FG4571.
Neighbouring Flush Brackets
| G4522 | Roos, Eastfield House 1.71km to the west. |
| G4521 | Owthorne, Black Mill 1.90km to the southeast. |
| G4523 | Roos, North End Villas 2.53km to the northwest. |
| G4510 | Withernsea, School 3.63km to the southeast. |
| G4524 | Owstwick Hall Lodge 4.01km to the northwest. |
Third Geodetic Levelling, England & Wales (1950-68)
This flush bracket was used during the Third geodetic levelling, England & Wales. It was included on the Patrington to Flamborough levelling line. The surveyor's description was NW face, NW end of NE buttress of Thirtle Bridge, NE side of road.
Logged Visits
Logged on 29th April 2006 by iainmac. Condition: Couldn't find it.
Most likely under tarmac.
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