Valley River 2-6-0 "Mogul" Locomotives of the USA

Class Details by Steve Llanso of Sweat House Media

Class 5 (Locobase 13818)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University, Volume 39, p. 49. Works number was 37609 in March 1912.

Even among the 3-foot gauge engines, this was a pretty small Mogul.

Specifications by Steve Llanso of Sweat House Media
Locobase ID13,818
RailroadValley River
Number in Class1
Road Numbers5
Number Built1
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft) 7.25
Engine Wheelbase (ft)13.92
Ratio of driving wheelbase to overall engine wheebase 0.52
Overall Wheelbase (engine & tender) (ft)36.37
Axle Loading (Maximum Weight per Axle) (lbs)
Weight on Drivers (lbs)41,500
Engine Weight (lbs)49,000
Tender Loaded Weight (lbs)36,000
Total Engine and Tender Weight (lbs)85,000
Tender Water Capacity (gals)1800
Tender Fuel Capacity (oil/coal) (gals/tons)
Minimum weight of rail (calculated) (lb/yd)23
Geometry Relating to Tractive Effort
Driver Diameter (in)33
Boiler Pressure (psi)180
High Pressure Cylinders (dia x stroke) (in)12" x 16"
Tractive Effort (lbs)10,682
Factor of Adhesion (Weight on Drivers/Tractive Effort) 3.89
Heating Ability
Firebox Area (sq ft)42
Grate Area (sq ft) 8.20
Evaporative Heating Surface (sq ft)577
Superheating Surface (sq ft)
Combined Heating Surface (sq ft)577
Evaporative Heating Surface/Cylinder Volume275.50
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation1476
Same as above plus superheater percentage1476
Same as above but substitute firebox area for grate area7560
Power L13720
Power MT592.86

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