Waialua Agricultural Company 0-6-2 Locomotives of the USA

Class Details by Steve Llanso of Sweat House Media

Class Hawaii (Locobase 12320)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 21, p 296. Works numbers were 17385 in January 1900 and 18700-18701 in February 1901.

The order that produced the Honolulu Sugar engine in Locobase 12319 also delivered these three locomotives. 4 and 5 had more water in their saddle tanks.

Specifications by Steve Llanso of Sweat House Media
Locobase ID12,320
RailroadWaialua Agricultural Company
Number in Class3
Road Numbers3-5
Number Built3
BuilderBurnham, Williams & Co
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft)7
Engine Wheelbase (ft)13
Ratio of driving wheelbase to overall engine wheebase 0.54
Overall Wheelbase (engine & tender) (ft)13
Axle Loading (Maximum Weight per Axle) (lbs)
Weight on Drivers (lbs)36,000
Engine Weight (lbs)42,000
Tender Loaded Weight (lbs)
Total Engine and Tender Weight (lbs)42,000
Tender Water Capacity (gals)600
Tender Fuel Capacity (oil/coal) (gals/tons)
Minimum weight of rail (calculated) (lb/yd)20
Geometry Relating to Tractive Effort
Driver Diameter (in)33
Boiler Pressure (psi)130
High Pressure Cylinders (dia x stroke) (in)11" x 16"
Tractive Effort (lbs)6483
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.55
Heating Ability
Firebox Area (sq ft)35.70
Grate Area (sq ft) 7.38
Evaporative Heating Surface (sq ft)336
Superheating Surface (sq ft)
Combined Heating Surface (sq ft)336
Evaporative Heating Surface/Cylinder Volume190.92
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation959
Same as above plus superheater percentage959
Same as above but substitute firebox area for grate area4641
Power L12090
Power MT383.97


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