Oregon Iron & Steel 0-6-2 Locomotives of the USA

Class Details by Steve Llanso of Sweat House Media

Class 2 (Locobase 11677)

Data from Baldwin Locomotive Works Specification for Engines, 1888, as digitized by the DeGolyer Library of Southern Methodist University Vol 14, p. 196. Works number was 9519 in September 1888.

Specifications by Steve Llanso of Sweat House Media
Locobase ID11,677
RailroadOregon Iron & Steel
Number in Class1
Road Numbers2
Number Built1
BuilderBurnham, Parry, Williams & Co
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft) 7.83
Engine Wheelbase (ft)15.67
Ratio of driving wheelbase to overall engine wheebase 0.50
Overall Wheelbase (engine & tender) (ft)15.67
Axle Loading (Maximum Weight per Axle) (lbs)
Weight on Drivers (lbs)39,000
Engine Weight (lbs)44,000
Tender Loaded Weight (lbs)
Total Engine and Tender Weight (lbs)44,000
Tender Water Capacity (gals)500
Tender Fuel Capacity (oil/coal) (gals/tons)
Minimum weight of rail (calculated) (lb/yd)22
Geometry Relating to Tractive Effort
Driver Diameter (in)36
Boiler Pressure (psi)130
High Pressure Cylinders (dia x stroke) (in)12" x 18"
Tractive Effort (lbs)7956
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.90
Heating Ability
Firebox Area (sq ft)43.50
Grate Area (sq ft)7
Evaporative Heating Surface (sq ft)391
Superheating Surface (sq ft)
Combined Heating Surface (sq ft)391
Evaporative Heating Surface/Cylinder Volume165.95
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation910
Same as above plus superheater percentage910
Same as above but substitute firebox area for grate area5655
Power L12014
Power MT341.55

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