American Railroad & Lumber 2-8-0 Locomotives in Mexico


Class Details by Steve Llanso of Sweat House Media

Class 1 (Locobase 9629)

Data from Catalogue Descriptive of Simple and Compound Locomotives built by Brooks Locomotive Works, Dunkirk, NY (Buffalo, NY: Matthew-Northrup Company, 1899).

Builder info from B.Rumary, 25 Kingscombe, Gurney Slade, Radstock, BA3 4TH, ENGLAND and Jeremy Lambert as supplied by Allen Stanley in March 2004.

Works numbers were 3036-3037.

A small pair of diamond-stacked Consolidations for this railroad, which soon changed its name to the El Oro Mining & Railway Company.

Principal Dimensions by Steve Llanso of Sweat House Media

Class1
Locobase ID9629
RailroadAmerican Railroad & Lumber
CountryMexico
Whyte2-8-0
Number in Class2
Road Numbers1-2
Gauge3'
Number Built2
BuilderBrooks
Year1898
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m)12.17 / 3.71
Engine Wheelbase (ft / m)20 / 6.10
Ratio of driving wheelbase to overall engine wheelbase 0.61
Overall Wheelbase (engine & tender) (ft / m)44.92 / 13.69
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)93,700 / 42,502
Engine Weight (lbs / kg)104,200 / 47,264
Tender Loaded Weight (lbs / kg)69,000 / 31,298
Total Engine and Tender Weight (lbs / kg)173,200 / 78,562
Tender Water Capacity (gals / ML)3000 / 11.36
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 1.50 / 1
Minimum weight of rail (calculated) (lb/yd / kg/m)39 / 19.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)44 / 1118
Boiler Pressure (psi / kPa)190 / 13.10
High Pressure Cylinders (dia x stroke) (in / mm)17" x 20" / 432x508
Tractive Effort (lbs / kg)21,215 / 9622.97
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.42
Heating Ability
Tubes (number - dia) (in / mm)254 - 2" / 51
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)10.09 / 3.08
Firebox Area (sq ft / m2)127 / 11.80
Grate Area (sq ft / m2)17.40 / 1.62
Evaporative Heating Surface (sq ft / m2)1458 / 135.50
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1458 / 135.50
Evaporative Heating Surface/Cylinder Volume277.71
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation3306
Same as above plus superheater percentage3306
Same as above but substitute firebox area for grate area24,130
Power L15555
Power MT522.80

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