Major & Loomis 0-4-4 "Forney" Locomotives in 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
Class2
Locobase ID11,810
RailroadMajor & Loomis
CountryUSA
Whyte0-4-4T
Number in Class1
Road Numbers2
Gauge3'
Number Built1
BuilderBurnham, Williams & Co
Year1907
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m)4 / 1.22
Engine Wheelbase (ft / m)14.17 / 4.32
Ratio of driving wheelbase to overall engine wheebase 0.28
Overall Wheelbase (engine & tender) (ft / m)14.17 / 4.32
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)19,300 / 8754
Engine Weight (lbs / kg)31,750 / 14,402
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)31,750
Tender Water Capacity (gals / ML)500 / 1.89
Tender Fuel Capacity (oil/coal) (gals/tons / ML/MT) 0.90 / 0.80
Minimum weight of rail (calculated) (lb/yd / kg/m)16 / 8
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)28 / 711
Boiler Pressure (psi / kPa)160 / 11
High Pressure Cylinders (dia x stroke) (in / mm)8" x 12" / 203x305
Tractive Effort (lbs / kg)3730 / 1691.90
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.17
Heating Ability
Firebox Area (sq ft / m2)27 / 2.51
Grate Area (sq ft / m2) 4.60 / 0.43
Evaporative Heating Surface (sq ft / m2)170 / 15.79
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)170 / 15.79
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