Sockburn Hall, Darlington: an archaeological ... - English Heritage

Appendix . Permanently-marked survey stations
Permanent markers were placed in three locations within the survey area to serve as
local GPS base stations. These markers are described below, and their positions are
shown on Figure 37.
Station
A brass rivet drilled into an earth-fast stone set into the crown of the bank on the
northern boundary of Enclosure A (see Figure 20) towards the western corner of
the survey area.
OS National Grid: Easting 434906.92m
Northing 507095.43m
Elevation 20.07m
ETRS89: Latitude 540 27’ 29.02130” North
Longitude 10 27’ 47.07636” West
Height 69.20m
Station
A brass rivet drilled into a largely buried earth-fast stone located to the west of the
southern-most river terrace wall-pillar at Sockburn Hall.
OS National Grid: Easting 435001.97m
Northing 507169.04m
Elevation 18.94m
ETRS89: Latitude 540 27’ 31.37910” North
Longitude 10 27’ 41.76729” West
Height 68.07m
Station
A brass rivet drilled into a prominent earth-fast stone block, located to the south of
the farm buildings near the western boundary of the survey area.
OS National Grid: Easting 434913.42m
Northing 506971.21m
Elevation 19.00m
ENGLISH HERITAGE Sockburn 0