Saturday, June 15, 2024

Redruth, UK: South Crofty Mine 1854-1955 80" Cornish Pumping Engine

(Satellite)

These mines went after tin. [CornishMetals]
 
Cornish Mine Images posted
Hi everyone, This is the cylinder head and piston of the preserved 80" Cornish Pumping Engine housed at Robinson's Shaft South Crofty Mine in Cornwall. It was purchased second hand in 1903 for £375, a new house was constructed by J and W Gay at a cost of £1,222.
The engine house has three storeys. On the top floor is the Beam, the first floor contains the top of the cylinder and the associated valve gear, the ground floor has the cylinder and driver's controls. Built during 1854 by The Copperhouse Foundry in Hayle, it was designed by Samuel Grouse.
During its life it worked at several mines the final being Tregurtha Downs Mine in Marazion. The original purchase price was £3,400 so South Crofty picked up a bargain.
The engine worked for over 100 years and was the last Cornish Pump employed draining a mine in Cornwall. It finally worked its last stroke on 1st May 1955 when electric pumps replaced it. This wonderful piece of engineering was then greased up and mothballed.
When decommissioned, the engine was drawing water up the shaft from a depth of 337 fathoms below the adit level. It would work at around 5 strokes per minute, during that time it would draw up around 310 gallons.
Paul Smith: Started life at Alfred Consols, Phillack, moved to Crenver and Wheal Abraham when that mine re-opened, from there to Tregurtha Downs and on to South Crofty as Robinson's engine.

This shaft is close to Robinson Avenue so I presume it is Robinson's Shaft.
Street View, Aug 2017

I first found this shaft because it is closer to the Google Maps label of "South Crofty Ltd.". (Satellite)
Street View, May 2017

Shane Gillard, Dec 2017, cropped

G P, Sep 2019

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