South African type KT tender

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South African type KT tender
Type KT tender no. 2041 on Class 15CA, 2009
Type and origin
♠ 12 long tons coal capacity
13 long tons coal capacity
14 long tons coal capacity
LocomotiveClass 15C, Class 15CA, Class 16D, Class 16DA
DesignerBaldwin Locomotive Works
BuilderAmerican Locomotive Company
Baldwin Locomotive Works
Henschel and Son
Hohenzollern Locomotive Works
Società Italiana Ernesto Breda
North British Locomotive Company
In service1925-1930
Rebuilt fromType HT
RebuilderSouth African Railways
Rebuild datec. 1950
Specifications
Configuration2-axle bogies
Gauge3 ft 6 in (1,067 mm) Cape gauge
Length28 ft 8+14 in (8,744 mm)
Wheel dia.34 in (864 mm)
Wheelbase20 ft 5 in (6,223 mm)
  Bogie6 ft 2 in (1,880 mm)
Axle load♠ 16 LT 11 cwt (16,820 kg)
16 LT 17 cwt 2 qtr (17,150 kg)
17 LT 15 cwt (18,030 kg)
  Front bogie♠ 32 LT 18 cwt (33,430 kg)
33 LT 10 cwt (34,040 kg)
33 LT 18 cwt (34,440 kg)
  Rear bogie♠ 33 LT 2 cwt (33,630 kg)
33 LT 15 cwt (34,290 kg)
35 LT 10 cwt (36,070 kg)
Weight empty68,888 lb (31,247 kg)
Weight w/o♠ 66 LT (67,060 kg)
67 LT 5 cwt (68,330 kg)
69 LT 8 cwt (70,510 kg)
Fuel typeCoal
Fuel cap.♠ 12 LT (12.2 t)
13 LT (13.2 t)
14 LT (14.2 t)
Water cap.6,000 imp gal (27,300 L)
StokingManual
CouplersDrawbar & Johnston link-and-pin
Drawbar & AAR knuckle (1930s)
Career
OperatorsSouth African Railways
NumbersSAR 843-850, 860-866, 868-879, 2039–2077, 2801-2857
Ex Type HT 1360-1361

The South African type KT tender was a steam locomotive tender.

The Type KT tender first entered service in 1925, as tenders to the Class 15CB Big Bill 4-8-2 Mountain type and Class 16D Big Bertha 4-6-2 Pacific type steam locomotives which were acquired by the South African Railways in that year.[1][2][3]

Type KT tenders were built between 1925 and 1930 by American Locomotive Company, Baldwin Locomotive Works, Henschel and Son, Hohenzollern Locomotive Works, Società Italiana Ernesto Breda and North British Locomotive Company.[1]

The South African Railways (SAR) placed twelve Class 15C Mountain type locomotives (reclassified to Class 15CB in 1926) and seven Class 16D Pacific type locomotives in service in 1925 and 1926. The locomotives and tender were designed by Baldwin Locomotive Works of Philadelphia. The Classes 15C and 16D were acquired specifically for the long runs of the Union Limited (Johannesburg to Cape Town) and Union Express (Cape Town to Johannesburg) passenger trains. The Type KT first entered service as tenders to these two locomotive Classes.[1][2][3][4]

Characteristics

The tenders were arranged with self-trimming type coal bunkers and had a maximum coal capacity of 14 long tons (14.2 tonnes) and a maximum water capacity of 6,000 imperial gallons (27,300 litres), which was considered sufficient for the engines to travel 100 miles (161 kilometres) without having to replenish water.[1][5][6]

The water capacity of the tenders were described in official SAR diagrams as "nominal", while three coal capacities of 12, 13 and 14 long tons (12.2, 13.2 and 14.2 tonnes) were shown. This appears to have been limitations for working on lines laid with lighter rail after the respective engines were withdrawn from mainline working, since the tenders were apparently not modified to reduce their capacities. The instruction was that water capacity (water taken) was to be reduced where necessary to ensure that the respective maximum axle loads of 16 long tons 11 hundredweight (16,820 kilograms), 16 long tons 17 hundredweight 2 quarters (17,150 kilograms) and 17 long tons 15 hundredweight (18,030 kilograms), as shown in the diagrams with the three given coal loads, were not exceeded.[1][2][3]

Locomotives

Five locomotive classes and models, built by six manufacturers, were delivered new with Type KT tenders, which were numbered for their engines in the number ranges as shown. An oval number plate, bearing the engine number and often also the tender type, was attached to the rear end of the tender. On some tenders, presumably after number plates went astray, the number was weld-written on the tender instead, as on the illustrated tender no. 2041.[1][3]

Classification letters

Modified from Type HT

References

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