4-4-0 Steam Locomotives in Cuba

Western Railway of Havana


Class Details by Steve Llanso of Sweat House Media

Class 21 (Locobase 12074)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 18, p. 241. Works numbers were 13559 in July 1893.

This was one of two American-type Eight-wheelers supplied to the Oeste, possibly for comparison. )the other had 54" and more cylinder volume).


Class 23 (Locobase 12461)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 23, p.175, Volume 31, p. 170. Works numbers were 18398 in November 1900, 29968-29969 in January 1907, 32656-32657 in February 1908, and 32848 in July.

Obviously this American-type Eight-wheeler design was quite satisfactory for the WRH's mixed-traffic needs as they returned to Baldwin for additional locomotives several years after delivery of the first one.


Class 7 (Locobase 11449)

Data from "Eight-Wheel Engines with Superheaters for the Western Railway of Havana," The Railway Age Gazette, Vol XLVIII, No 8 (25 February 1910), pp. 403-404. Works numbers were 46143-46144 in July 1909.

As the RAG report noted, the chief innovation in this pair of American-type Eight-wheelers was the smokebox superheater, which was designed to give a "moderate" amount of superheat. Twelve flues, each containing four superheater elements, were divided into groups of six. Each group of six angled away from the centerline at the front tubesheet to connect with a header box casting bolted to the smokebox wall. Seen from the front, the flues flanked the exhaust nozzle, while the superheater output pipe on each side extended down from its header to the cylinders. Locobase cannot say what success this design enjoyed, but notes it was not widely adopted.

The rest of the design was straightforward. A boiler pressed to an artificially low level preceded the Belpaire firebox, which had a generous amount of direct heating surface.

Principal Dimensions by Steve Llanso of Middle Run Media
Class21237
Locobase ID12074 12461 11449
RailroadWestern Railway of HavanaWestern Railway of HavanaWestern Railway of Havana
CountryCubaCubaCuba
Whyte4-4-04-4-04-4-0
Number in Class162
Road Numbers2123, 27, 12 / 1, 3, 2, 4-67-8
GaugeStdStdStd
Number Built162
BuilderBurnham, Williams & CoBurnham, Williams & CoAlco-Schenectady
Year189319001909
Valve GearStephensonStephensonWalschaert
Locomotive Length and Weight
Driver Wheelbase (ft / m)8 / 2.44 8.50 / 2.59 8.50 / 2.59
Engine Wheelbase (ft / m)21.75 / 6.6323 / 7.0123.42 / 7.14
Ratio of driving wheelbase to overall engine wheelbase 0.37 0.37 0.36
Overall Wheelbase (engine & tender) (ft / m)48 / 14.6347.83 / 14.58
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)49,000 / 22,22660,000 / 27,21669,000 / 31,298
Engine Weight (lbs / kg)74,000 / 33,56695,000 / 43,091114,500 / 51,936
Tender Loaded Weight (lbs / kg)93,600 / 42,456
Total Engine and Tender Weight (lbs / kg)208,100 / 94,392
Tender Water Capacity (gals / ML)2600 / 9.853000 / 11.364000 / 15.15
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 6.50 / 6
Minimum weight of rail (calculated) (lb/yd / kg/m)41 / 20.5050 / 2558 / 29
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)62 / 157562 / 157568 / 1727
Boiler Pressure (psi / kPa)165 / 1140160 / 1100165 / 1140
High Pressure Cylinders (dia x stroke) (in / mm)16" x 24" / 406x61017" x 24" / 432x61018.5" x 24" / 470x610
Tractive Effort (lbs / kg)13,898 / 6304.0315,214 / 6900.9616,941 / 7684.32
Factor of Adhesion (Weight on Drivers/Tractive Effort) 3.53 3.94 4.07
Heating Ability
Tubes (number - dia) (in / mm)159 - 2" / 51215 - 2" / 51135 - 2" / 51
Flues (number - dia) (in / mm)12 - 5.25" / 133
Flue/Tube length (ft / m)10.85 / 3.3110.87 / 3.3110.87 / 3.31
Firebox Area (sq ft / m2)100 / 9.29130 / 12.08132 / 12.26
Grate Area (sq ft / m2)15.34 / 1.4316.90 / 1.5717.80 / 1.65
Evaporative Heating Surface (sq ft / m2)1008 / 93.681344 / 124.911071 / 99.50
Superheating Surface (sq ft / m2)158 / 14.68
Combined Heating Surface (sq ft / m2)1008 / 93.681344 / 124.911229 / 114.18
Evaporative Heating Surface/Cylinder Volume180.48213.16143.44
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation253127042937
Same as above plus superheater percentage253127043319
Same as above but substitute firebox area for grate area16,50020,80024,611
Power L1460452297897
Power MT414.29384.27504.63

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