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The Class 12A was the final locomotive design by D.A. Hendrie, Chief Mechanical Engineer (CME) of the South African Railways (SAR) from 1910 to 1922, and one of his finest. It was an improved and larger version of his Class 12 locomotive, with larger diameter cylinders to increase tractive effort and a redesigned boiler.
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The resulting Class 12 was the first locomotive design to originate from the newly established South African Railways (SAR) in 1912. It was, in effect, an enlarged version of the already successful Class 3B which had also been designed by SAR Chief Mechanical Engineer (CME) D.A. Hendrie during his years on the Natal Government Railways. [1] [2 ...
♠ Class 12B as built with a Belpaire firebox ♥ Class 12R rebuilt with a Watson Standard boiler: Power type: Steam: Designer: South African Railways (D.A. Hendrie) Builder: Baldwin Locomotive Works: Serial number: 52476, 52558-52559, 52583-52584, 52649-52651, 52690-52693, 52712-52713, 52723-52724, 52754-52767: Model: Class 12B: Build date ...
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The South African Railways Class NG G12 2-6-2+2-6-2 of 1927 was an articulated narrow-gauge steam locomotive. In 1927, the South African Railways (SAR) placed two Class NG G12 Garratt articulated 2-6-2+2-6-2 steam locomotives in service. They were the smallest Garratt locomotives to see service in South Africa. [1] [2] [3]
The Union of South Africa came into existence on 31 May 1910, uniting the Cape Colony, Transvaal Colony, Colony of Natal, and Orange River Colony.Three months later, on 9 August, the Governor-General, Herbert Gladstone, retroactively appointed Joseph Clerc Sheridan, Esq., as the acting Commissioner for Inland Revenue with effect from 1 July 1910. [15]
The SAR already had the Class 3B Mountain type with 45 inches (1,143 millimetres) diameter coupled wheels and the Class 12 Mountain type with 51 inches (1,295 millimetres) diameter coupled wheels, but for the 300 feet (91 metres) radius curves and 1 in 30 (3⅓%) compensated gradients of the Natal mainline, the Class 14 with 48 inches (1,219 ...