Chicago, St Paul & Kansas City 4-4-4 "Jubilee" Locomotives in the USA

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Class Details by Steve Llanso of Sweat House Media

Class M/Motor (Locobase 16226)

Data from CGW 7 1902 Locomotive Diagrams supplied in August 2013 by Allen Stanley from his extensive Rail Data Exchange.

Specifications by Steve Llanso of Sweat House Media
ClassM/Motor
Locobase ID16,226
RailroadChicago, St Paul & Kansas City (CGW)
CountryUSA
Whyte4-4-4T
Number in Class1
Road Numbers3
GaugeStd
Number Built
BuilderCStPKC
Year1893
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m) 7.50 / 2.29
Engine Wheelbase (ft / m)30.29 / 9.23
Ratio of driving wheelbase to overall engine wheebase 0.25
Overall Wheelbase (engine & tender) (ft / m)30.29 / 9.23
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)53,240 / 24,149
Engine Weight (lbs / kg)105,500 / 47,854
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)105,500
Tender Water Capacity (gals / ML)1800 / 6.82
Tender Fuel Capacity (oil/coal) (gals/tons / ML/MT)
Minimum weight of rail (calculated) (lb/yd)44
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)63 / 1600
Boiler Pressure (psi / kPa)150 / 10.30
High Pressure Cylinders (dia x stroke) (in / mm)15" x 24" / 381x610
Tractive Effort (lbs / kg)10,929 / 4957.32
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.87
Heating Ability
Firebox Area (sq ft / m2)
Grate Area (sq ft / m2)13.45 / 1.25
Evaporative Heating Surface (sq ft / m2)
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)
Evaporative Heating Surface/Cylinder Volume
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2018
Same as above plus superheater percentage2018
Same as above but substitute firebox area for grate area
Power L1
Power MT

Reference