Honolulu Sugar 0-6-2 Locomotives of the USA

Class Details by Steve Llanso of Sweat House Media

Class Halawa (Locobase 12319)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 21, p 296 and Vol 54, pp. 414+. Works numbers were 16438 in January 1900 and 43246 in April 1916.

Halawa operated by Honolulu Sugar for 45 years before being sold to Kahuku Sugar in 1944. Kahuku sold the engine four years later to Hawaiian Philippine Sugar.

Specifications by Steve Llanso of Sweat House Media
Locobase ID12319
RailroadHonolulu Sugar
Number in Class5
Road Numbers
Number Built5
BuilderBurnham, Williams & Co
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase7'
Engine Wheelbase13'
Ratio of driving wheelbase to overall engine wheebase 0.54
Overall Wheelbase (engine & tender)13'
Axle Loading (Maximum Weight per Axle)
Weight on Drivers36000 lbs
Engine Weight42000 lbs
Tender Light Weight
Total Engine and Tender Weight42000 lbs
Tender Water Capacity500 gals
Tender Fuel Capacity (oil/coal)
Minimum weight of rail (calculated)20 lb/yard
Geometry Relating to Tractive Effort
Driver Diameter33"
Boiler Pressure130 psi
Cylinders (dia x stroke)11" x 16"
Tractive Effort6483 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.55
Heating Ability
Firebox Area35.70 sq. ft
Grate Area 7.38 sq. ft
Evaporative Heating Surface336 sq. ft
Superheating Surface
Combined Heating Surface336 sq. ft
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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