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HER Number:MDV3883
Name:Wheal Thomas/Watson, Plunger Shaft


Plunger Shaft to the west of Wheal Thomas/Watson was used to pump water from the Tamar to the main reservoir at Wheal Josiah which was part of Devon Great Consols


Grid Reference:SX 432 731
Map Sheet:SX47SW
Admin AreaDevon
Civil ParishGulworthy
DistrictWest Devon
Ecclesiastical ParishTAVISTOCK

Protected Status: none recorded

Other References/Statuses

  • Old DCC SMR Ref: SX47SW/504/16

Monument Type(s) and Dates

  • SHAFT (XVIII to XXI - 1751 AD to 2009 AD (Between))

Full description

Ordnance Survey, 1884, 105SW (Cartographic). SDV218129.

'Plunger Shaft' also on OS 6" (1884) map. 'Disused' on OS 6" (1954) map. Other details: Also on OS 6" (1954) map.

Ordnance Survey, 1907, 105 SW (Cartographic). SDV276342.

'Plunger Shaft' marked on os 6" (1907) map.

Ramsden, J. V., 1952, Notes on the Mines of Devonshire, 98, Fig 1 (Article in Serial). SDV60737.

P9 Plunger, see Devon Great Consols.

Richardson, P. H. G., 1992, The Mines of Dartmoor and the Tamar Valley after 1913, 94-108 (Article in Serial). SDV323598.

Pumped via flatrod and waterwheels (see PRN 56091). Other details: Fig 17.

Buck, C., 2002, Devon Great Consols: Archaeological Assessment, 204 Figs 35,38 (Report - Assessment). SDV241758.

Plunger Shaft to the west of Wheal Thomas/Watson was used to pump water from the Tamar to the main reservoir at Wheal Josiah to the northwest (see PRN 3874 & PRN 71490). The shaft is shown on 19C maps & 'Forcing Pumps' are shown on the 1867 map The survey in 2002 found the shaft in a 12m diameter depression with a hollow 3m x 2m which was c7m below the nearby track level. On the south side of the shaft a 6.5m long retaining wall 4.5m wide x up to 1.25m high remains with a dry stone wall blocking 4.5m long x 1.5m high at the southern end of the depression. Other details: Site 320.

Sources / Further Reading

SDV218129Cartographic: Ordnance Survey. 1884. 105SW. 6".
SDV241758Report - Assessment: Buck, C.. 2002. Devon Great Consols: Archaeological Assessment. Cornwall Archaeological Unit Report. 2002R069. Digital + A4. 204 Figs 35,38.
Linked documents:1
SDV276342Cartographic: Ordnance Survey. 1907. 105 SW. Second Edition Ordnance Survey 6 inch Map. Map (Paper).
SDV323598Article in Serial: Richardson, P. H. G.. 1992. The Mines of Dartmoor and the Tamar Valley after 1913. British Mining. 44. A5 Paperback. 94-108.
SDV60737Article in Serial: Ramsden, J. V.. 1952. Notes on the Mines of Devonshire. Transactions of the Devonshire Association. 84. A5 Hardback. 98, Fig 1.

Associated Monuments

MDV3862Part of: Devon Great Consolidated Mine, Gulworthy (Monument)
MDV3868Part of: Devon Great Consols, Wheal Thomas/Watson (Monument)
MDV71552Related to: Devon Great Consols, Adit (Monument)
MDV56091Related to: Devon Great Consols, Twin Water Wheels (Monument)
MDV3874Related to: Devon Great Consols, Wheal Josiah (Monument)
MDV71496Related to: Wheal Josiah, Leat (Monument)
MDV71490Related to: Wheal Josiah, Reservoir (Monument)
MDV71615Related to: Wheal Thomas/Watson, Flat Rod Cutting (Monument)

Associated Finds: none recorded

Associated Events

  • EDV1817 - Devon Great Consols: Archaeological Assessment

Date Last Edited:May 4 2006 11:15AM