Sacramento Valley & Eastern 2-6-2 "Prairie" Locomotives in the USA


Class Details by Steve Llanso of Sweat House Media

Class 2 (Locobase 13265)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University, Volume 31, p. 180. See also the Shasta Cascade Rail Preservation Society description of the #2 at [], last accessed 15 October 2011. Works numbers were 32651 in January 1908.

This low-drivered tank operated on the SV & E in a shuttle between the Espee Junction at Pitt, Calif and the mill until the railroad closed in 1942 to make way for the Shasta Dam.

Principal Dimensions by Steve Llanso of Sweat House Media
Class2
Locobase ID13,265
RailroadSacramento Valley & Eastern
CountryUSA
Whyte2-6-2ST
Number in Class1
Road Numbers2
GaugeStd
Number Built1
BuilderBurnham, Williams & Co
Year1908
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m)10 / 3.05
Engine Wheelbase (ft / m)26.50 / 8.08
Ratio of driving wheelbase to overall engine wheebase 0.38
Overall Wheelbase (engine & tender) (ft / m)26.50 / 8.08
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)100,000 / 45,359
Engine Weight (lbs / kg)136,000 / 61,689
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)136,000
Tender Water Capacity (gals / ML)1700 / 6.44
Tender Fuel Capacity (oil/coal) (gals/tons / ML/MT)850 / 3.20
Minimum weight of rail (calculated) (lb/yd / kg/m)56 / 28
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)44 / 1118
Boiler Pressure (psi / kPa)170 / 11.70
High Pressure Cylinders (dia x stroke) (in / mm)17" x 24" / 432x610
Tractive Effort (lbs / kg)22,778 / 10331.94
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.39
Heating Ability
Firebox Area (sq ft / m2)105 / 9.75
Grate Area (sq ft / m2)15.50 / 1.44
Evaporative Heating Surface (sq ft / m2)1589 / 147.62
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1589 / 147.62
Evaporative Heating Surface/Cylinder Volume252.02
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2635
Same as above plus superheater percentage2635
Same as above but substitute firebox area for grate area17,850
Power L14180
Power MT276.46

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