Type MR on SAR Class 12R, 1979 | |||||||||||||||||||||||||||||||||||
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The South African type MR tender was a steam locomotive tender.
Type MR tenders were rebuilt from Type MP1 tenders, which had entered service between 1912 and 1920. The rebuilding resulted in a tender with a larger water tank, but the same coal capacity. [1] [2]
The South African type MP1 tender was a steam locomotive tender.
The Type MP1 tender first entered service in 1912, as tenders to the Class 124-8-2 Mountain type steam locomotives which were acquired by the South African Railways (SAR) in that year. They were built by North British Locomotive Company and Beyer, Peacock and Company. [1] [2] [3]
The North British Locomotive Company was created in 1903 through the merger of three Glasgow locomotive manufacturing companies; Sharp, Stewart and Company, Neilson, Reid and Company and Dübs and Company, creating the largest locomotive manufacturing company in Europe and the British Empire.
Beyer, Peacock and Company was an English railway locomotive manufacturer with a factory in Gorton, Manchester. Founded by Charles Beyer, Richard Peacock and Henry Robertson, it traded from 1854 until 1966. It received limited liability in 1902, becoming Beyer, Peacock and Company Limited.
More Type MP1 tenders, from which the Type MR would later be rebuilt, entered service from 1913 to 1920 as tenders to the Classes 12A, 12B, 14A, 14B, 15, 15A, 16, 16A, 16B and 16C. These locomotives and tenders were built by Baldwin Locomotive Works, Beyer, Peacock and Company, Henschel and Son, J.A. Maffei and North British Locomotive Company. [1] [2]
The South African Railways Class 12A 4-8-2 of 1919 was a steam locomotive.
The South African Railways Class 12B 4-8-2 of 1920 was a steam locomotive.
The South African Railways Class 14A 4-8-2 of 1914 was a steam locomotive.
Other locomotives which were delivered new with Type MP1 tenders were the Classes 14, MC1, MH and MJ. [1] [2]
The South African Railways Class 14 4-8-2 of 1913 was a steam locomotive.
The South African Railways Class MC1 2-6-6-0 of 1914 was a steam locomotive.
The South African Railways Class MH 2-6-6-2 of 1915 was a steam locomotive.
During the 1930s, several of the Type MP1 tenders were rebuilt by the SAR by mounting a completely new upper structure with a larger water tank on the existing underframe. The modification was done to drawings approved by Chief Mechanical Engineer (CME) A.G. Watson in 1929 in respect of Type MP1 tenders of the Classes 12, 12A, 12B, 14, 14A, 14B, 15, 15A, 16, 16A, 16B and 16C. These rebuilt tenders had a more modern appearance, with flush sides all the way to the top of the self-trimming coal bunker. [1] [2] [4]
The program to rebuild several older tender types with new upper structures was begun by Col F.R. Collins DSO, who approved several of the detailed drawings for the work during his term in office as CME of the SAR from 1922 to 1929. [5]
The Distinguished Service Order (DSO) is a military decoration of the United Kingdom, and formerly of other parts of the Commonwealth, awarded for meritorious or distinguished service by officers of the armed forces during wartime, typically in actual combat. Since 1993 all ranks have been eligible.
The rebuilt Type MR tender had the same 10 long tons (10.2 tonnes) coal capacity as the Type MP1, but its water capacity had been increased from 4,250 to 4,600 imperial gallons (19,300 to 20,900 litres). It had a maximum axle load of 13 long tons 14 hundredweight (13,920 kilograms). [1] [2] [4]
Since many tender types are interchangeable between different locomotive classes and types, a tender classification system was adopted by the SAR. The first letter of the tender type indicates the classes of engines to which it could be coupled. The "M_" tenders could be used with the locomotive classes as shown, although engine drawbars and intermediate emergency chains had to be replaced or adjusted to suit the target locomotive in some cases. [2]
The second letter indicates the tender's water capacity. The "_R" tenders had a capacity of 4,600 imperial gallons (20,900 litres; 5,520 US gallons). [2]
The South African type ZE tender was a steam locomotive tender.
The South African type YE tender was a steam locomotive tender from the pre-Union era in the Cape of Good Hope.
The South African type YE1 tender was a steam locomotive tender from the pre-Union era in the Cape of Good Hope.
The South African type SH tender was a steam locomotive tender from the pre-Union era in the Natal Colony.
The South African type SK tender was a steam locomotive tender.
The South African type TL tender was a steam locomotive tender.
The South African type WG tender was a steam locomotive tender from the pre-Union era in the Cape of Good Hope.
The South African type LP tender was a steam locomotive tender.
The South African type HT tender was a steam locomotive tender.
The South African type GT tender was a steam locomotive tender.
The South African type MS tender was a steam locomotive tender.
The South African type MP tender was a steam locomotive tender.
The South African type MT1 tender was a steam locomotive tender.
The South African type MT2 tender was a steam locomotive tender.
The South African type MX tender was a steam locomotive tender.
The South African type EW tender was a steam locomotive tender.
The South African type MY tender was a steam locomotive tender.
The South African type MY1 tender was a steam locomotive tender.
The South African type ET1 tender was a steam locomotive tender.