WebMar 30, 2024 · Tunnel Quarry, like Monkton Farleigh, was one of the four sub-depots of the Central Ammunitions Depot, parts of the converted stone quarry are still security classified sites today. The quarry, which lies beneath the market town of Corsham, had a link to the Bristol to London railway line at the eastern portal of Brunel's Box Tunnel. ... WebThe site has been variously known as Eastlays, Pictor Monks, Eastern Monks and CAD sub depot 2. Quarrying The Pictors began quarrying the site in 1837. It was then called Pictor Monks Quarry and produced very good building and carving stone; the quarrymen earned a higher rate of pay than at some of the neighbouring mines.
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WebThe estimate was later raised to 650,000 when the costs associated with the conversion of Eastlays quarry were added to the account. In December, 1936, just after preliminary clearing began, a serious roof slip occurred in Tunnel Quarry necessitating expensive remedial work and an immediate extra expenditure of 60,000. WebJan 5, 2024 · The procedure for removing the stone is same now as it was when quarrying started. Firstly, a cut is made at ceiling level horizontal to the ground. Next two vertical cuts are made. Wedges and chips are then driven in to displace the centre or “wrist block” on its natural bed line. how is silver shipped
Eastlays Quarry page 1
WebJun 1, 2024 · The quarry closed in 1935 when demand for limestone fell due to the increased use of concrete for building purposes. The quarry and surrounding land were bought by the Air Ministry in 1936. In contrast to the other RAF ammunition depots, RAF Chilmark was stable. WebIn 1937, the Great Western Railway was contracted by the War office to construct a 1000 foot siding in Ashley adjacent to the Bristol to London Railway. At the same time, a 2200 yard tunnel was part bored and constructed through cut and cover methods; and a narrow gauge sidings was constructed. WebEastlays was completed before Tunnel Quarry and Monkton Farleigh. While the Army had been building ammunition depots the RAF had been manufacturing ammunition, and so it made sense for the RAF to have … how is silver tried