Cardigan Fundamental Bench Mark   

Location
Grid reference: SN 2089 4602.
Landranger 145: Cardigan & Mynydd Preseli.
GPS network passive station: H1SN2046.
Waypoint: FM7172.

Neighbouring Flush Brackets

S7800	Llangoedmor 954.83m to the west.
S7799	Rhos-llyn 1.36km to the north.
S7798	Penparc 2.01km to the north.
S0664	Llechryd, School 2.01km to the south.
S0557	Cardigan, St Marys Old School Hall 2.84km to the west.

The nearest fundamental bench mark is Carmarthen, 31.65km to the southeast.

Third Geodetic Levelling, England & Wales (1950-68)
This fundamental bench mark was used during the Third geodetic levelling, England & Wales, and was levelled with a height of 293.5432 feet [89.4720 metres] above mean sea level (Newlyn datum). It was included on the Cardigan to Aberystwyth and Haverfordwest to Cardigan levelling lines.