Hammond & Eastern 2-6-2 "Prairie" Locomotives of the USA


Class Details by Steve Llanso of Sweat House Media

Class 18 (Locobase 13066)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Vol 30, p. 144. Works number was 29668 in December 1906.

This was a 10-mile logging road in Louisiana that operated one of Baldwin's standard logging Prairies.

Specifications by Steve Llanso of Sweat House Media
Class18
Locobase ID13066
RailroadHammond & Eastern
CountryUSA
Whyte2-6-2
Number in Class1
Road Numbers18
GaugeStd
Number Built1
BuilderBurnham, Williams & Co
Year1906
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase 9.17'
Engine Wheelbase23.75'
Ratio of driving wheelbase to overall engine wheebase 0.39
Overall Wheelbase (engine & tender)
Axle Loading (Maximum Weight per Axle)
Weight on Drivers61000 lbs
Engine Weight84000 lbs
Tender Light Weight60000 lbs
Total Engine and Tender Weight144000 lbs
Tender Water Capacity3000 gals
Tender Fuel Capacity (oil/coal)
Minimum weight of rail (calculated)34 lb/yard
Geometry Relating to Tractive Effort
Driver Diameter46"
Boiler Pressure180 psi
Cylinders (dia x stroke)15" x 20"
Tractive Effort14967 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.08
Heating Ability
Firebox Area82.20 sq. ft
Grate Area14.13 sq. ft
Evaporative Heating Surface991 sq. ft
Superheating Surface
Combined Heating Surface991 sq. ft
Evaporative Heating Surface/Cylinder Volume242.26
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2543
Same as above plus superheater percentage2543
Same as above but substitute firebox area for grate area14796
Power L14730
Power MT512.85


If you have any railroad data such as diagram books, rail station plans or anything else that you would be willing to share, please contact us.