Norton Griffiths & Company 2-8-0 Locomotives in Brazil


Class Details by Steve Llanso of Sweat House Media

Class 1 (Locobase 15159)

Data from DeGolyer, Volume 66, pp. 313+. Works numbers were 55296-55297 in March 1922.

These were wood-burning Consolidations fitted with Rushton Improved cabbage stacks. Their owner was a large construction company.

Principal Dimensions by Steve Llanso of Sweat House Media

Class1
Locobase ID15159
RailroadNorton Griffiths & Company
CountryBrazil
Whyte2-8-0
Number in Class2
Road Numbers1-2
GaugeMetre
Number Built2
BuilderBaldwin
Year1922
Valve GearWalschaert
Locomotive Length and Weight
Driver Wheelbase (ft / m)10.25 / 3.12
Engine Wheelbase (ft / m)17.25 / 5.26
Ratio of driving wheelbase to overall engine wheelbase 0.59
Overall Wheelbase (engine & tender) (ft / m)43.56 / 13.28
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)78,000 / 35,380
Engine Weight (lbs / kg)85,000 / 38,555
Tender Loaded Weight (lbs / kg)55,000 / 24,948
Total Engine and Tender Weight (lbs / kg)140,000 / 63,503
Tender Water Capacity (gals / ML)2500 / 9.47
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)33 / 16.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)38 / 965
Boiler Pressure (psi / kPa)160 / 11
High Pressure Cylinders (dia x stroke) (in / mm)16" x 20" / 406x508
Tractive Effort (lbs / kg)18,324 / 8311.64
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.26
Heating Ability
Tubes (number - dia) (in / mm)154 - 2" / 51
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)14.33 / 4.37
Firebox Area (sq ft / m2)75 / 6.97
Grate Area (sq ft / m2)18.50 / 1.72
Evaporative Heating Surface (sq ft / m2)1224 / 113.71
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1224 / 113.71
Evaporative Heating Surface/Cylinder Volume262.99
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2960
Same as above plus superheater percentage2960
Same as above but substitute firebox area for grate area12,000
Power L13481
Power MT393.55

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