Hacienda Pardo 0-4-2 Locomotives in Brazil


Class Details by Steve Llanso of Sweat House Media

Class 1 (Locobase 12622)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 25, p. 33. Works number was 20968 in October 1902.

Principal Dimensions by Steve Llanso of Sweat House Media

Class1
Locobase ID12622
RailroadHacienda Pardo
CountryBrazil
Whyte0-4-2ST
Number in Class1
Road Numbers1
Gauge60 cm
Number Built1
BuilderBurnham, Williams & Co
Year1902
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m) 3.67 / 1.12
Engine Wheelbase (ft / m) 8.50 / 2.59
Ratio of driving wheelbase to overall engine wheelbase 0.43
Overall Wheelbase (engine & tender) (ft / m) 8.50 / 2.59
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)10,500 / 4763
Engine Weight (lbs / kg)15,500 / 7031
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)15,500 / 7031
Tender Water Capacity (gals / ML)150 / 0.57
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)9 / 4.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)24 / 610
Boiler Pressure (psi / kPa)150 / 10.30
High Pressure Cylinders (dia x stroke) (in / mm)7" x 12" / 178x305
Tractive Effort (lbs / kg)3124 / 1417.02
Factor of Adhesion (Weight on Drivers/Tractive Effort) 3.36
Heating Ability
Tubes (number - dia) (in / mm)46 - 1.5" / 38
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m) 6.26 / 1.91
Firebox Area (sq ft / m2)19.50 / 1.81
Grate Area (sq ft / m2) 4.53 / 0.42
Evaporative Heating Surface (sq ft / m2)132 / 12.27
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)132 / 12.27
Evaporative Heating Surface/Cylinder Volume246.96
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation680
Same as above plus superheater percentage680
Same as above but substitute firebox area for grate area2925
Power L12576
Power MT1081.73

All material Copyright © SteamLocomotive.com
Wes Barris