Major & Loomis 0-4-4 "Forney" Locomotives of the USA

Class Details by Steve Llanso of Sweat House Media

Class 2 (Locobase 11810)

Data from Baldwin Logging Locomotives, p. 4. See also DeGolyer, Volume 30, p. 247. Works number was 30867 in May 1907.

Marsh & Loomis were based in Hertford, North Carolina.

Specifications by Steve Llanso of Sweat House Media
Locobase ID11,810
RailroadMajor & Loomis
Number in Class1
Road Numbers2
Number Built1
BuilderBurnham, Williams & Co
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft)4
Engine Wheelbase (ft)14.17
Ratio of driving wheelbase to overall engine wheebase 0.28
Overall Wheelbase (engine & tender) (ft)14.17
Axle Loading (Maximum Weight per Axle) (lbs)
Weight on Drivers (lbs)19,300
Engine Weight (lbs)31,750
Tender Loaded Weight (lbs)
Total Engine and Tender Weight (lbs)31,750
Tender Water Capacity (gals)500
Tender Fuel Capacity (oil/coal) (gals/tons) 0.90
Minimum weight of rail (calculated) (lb/yd)16
Geometry Relating to Tractive Effort
Driver Diameter (in)28
Boiler Pressure (psi)160
High Pressure Cylinders (dia x stroke) (in)8" x 12"
Tractive Effort (lbs)3730
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.17
Heating Ability
Firebox Area (sq ft)27
Grate Area (sq ft) 4.60
Evaporative Heating Surface (sq ft)170
Superheating Surface (sq ft)
Combined Heating Surface (sq ft)170
Evaporative Heating Surface/Cylinder Volume243.51
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation736
Same as above plus superheater percentage736
Same as above but substitute firebox area for grate area4320
Power L13262
Power MT745.23

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