Pacific Sugar Mill 0-4-2 Locomotives in the USA


Class Details by Steve Llanso of Sweat House Media

Class Pacific (Locobase 12276)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 20, p. 232. Works number was 15984 in June 1898.

The sugar-plantation engine worked for the PSMC for three decades before being sold to the Honokaa Sugar Co and renamed Kukuihaele.

Specifications by Steve Llanso of Sweat House Media
ClassPacific
Locobase ID12,276
RailroadPacific Sugar Mill
CountryHawaiian Republic
Whyte0-4-2T
Number in Class1
Road Numbers
Gauge3'
Number Built1
BuilderBurnham, Williams & Co
Year1898
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m)4 / 1.22
Engine Wheelbase (ft / m)10 / 3.05
Ratio of driving wheelbase to overall engine wheebase 0.40
Overall Wheelbase (engine & tender) (ft / m)10 / 3.05
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)
Engine Weight (lbs / kg)25,000 / 11,340
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)25,000
Tender Water Capacity (gals / ML)350 / 1.33
Tender Fuel Capacity (oil/coal) (gals/tons / ML/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)30 / 762
Boiler Pressure (psi / kPa)150 / 10.30
High Pressure Cylinders (dia x stroke) (in / mm)9" x 14" / 229x356
Tractive Effort (lbs / kg)4820 / 2186.32
Factor of Adhesion (Weight on Drivers/Tractive Effort)
Heating Ability
Firebox Area (sq ft / m2)25.50 / 2.37
Grate Area (sq ft / m2) 6.50 / 0.60
Evaporative Heating Surface (sq ft / m2)205 / 19.05
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)205 / 19.05
Evaporative Heating Surface/Cylinder Volume198.87
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation975
Same as above plus superheater percentage975
Same as above but substitute firebox area for grate area3825
Power L12419
Power MT