Uruguay Railway 2-6-0 Locomotives in Brazil


Class Details by Steve Llanso of Sweat House Media

Class 1 (Locobase 13962)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University, Volume 44, p. 76. Works numbers were 39689-39690 in April 1913.

These Moguls were bought by the Brazil Railway Company for one of their subsidiaries.

Principal Dimensions by Steve Llanso of Middle Run Media
Class1
Locobase ID13962
RailroadUruguay Railway
CountryBrazil
Whyte2-6-0
Number in Class2
Road Numbers1-2
GaugeStd
Number Built2
BuilderBaldwin
Year1912
Valve GearWalschaert
Locomotive Length and Weight
Driver Wheelbase (ft / m)13 / 3.96
Engine Wheelbase (ft / m)21.08 / 6.43
Ratio of driving wheelbase to overall engine wheelbase 0.62
Overall Wheelbase (engine & tender) (ft / m)48.48 / 14.78
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)78,000 / 35,380
Engine Weight (lbs / kg)92,000 / 41,731
Tender Loaded Weight (lbs / kg)70,000 / 31,752
Total Engine and Tender Weight (lbs / kg)162,000 / 73,483
Tender Water Capacity (gals / ML)3500 / 13.26
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)6 / 6
Minimum weight of rail (calculated) (lb/yd / kg/m)43 / 21.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)44.88 / 1140
Boiler Pressure (psi / kPa)165 / 1140
High Pressure Cylinders (dia x stroke) (in / mm)16" x 24" / 406x610
Tractive Effort (lbs / kg)19,200 / 8708.98
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.06
Heating Ability
Tubes (number - dia) (in / mm)189 - 2" / 51
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)12 / 3.66
Firebox Area (sq ft / m2)112 / 10.41
Grate Area (sq ft / m2)20.30 / 1.89
Evaporative Heating Surface (sq ft / m2)1291 / 119.94
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1291 / 119.94
Evaporative Heating Surface/Cylinder Volume231.15
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation3350
Same as above plus superheater percentage3350
Same as above but substitute firebox area for grate area18,480
Power L14090
Power MT346.80

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