Public Service Company of Northern Illinois 0-4-0 Locomotives of the USA

Class Details by Steve Llanso of Sweat House Media

Class 1 (Locobase 15344)

Data from Specification 1439, Davenport Locomotive Works.

Specifications by Steve Llanso of Sweat House Media
Locobase ID15344
RailroadPublic Service Company of Northern Illinois
Number in Class1
Road Numbers1
Number Built1
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase 5.75'
Engine Wheelbase 5.75'
Ratio of driving wheelbase to overall engine wheebase1
Overall Wheelbase (engine & tender) 5.75'
Axle Loading (Maximum Weight per Axle)
Weight on Drivers56000 lbs
Engine Weight56000 lbs
Tender Light Weight
Total Engine and Tender Weight56000 lbs
Tender Water Capacity900 gals
Tender Fuel Capacity (oil/coal)1400 gals
Minimum weight of rail (calculated)47 lb/yard
Geometry Relating to Tractive Effort
Driver Diameter34"
Boiler Pressure170 psi
Cylinders (dia x stroke)12" x 18"
Tractive Effort11016 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.08
Heating Ability
Firebox Area49.20 sq. ft
Grate Area11.40 sq. ft
Evaporative Heating Surface560 sq. ft
Superheating Surface
Combined Heating Surface560 sq. ft
Evaporative Heating Surface/Cylinder Volume237.67
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation1938
Same as above plus superheater percentage1938
Same as above but substitute firebox area for grate area8364
Power L13295
Power MT259.44

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