Central Texas & Northwestern 4-4-0 "American" Locomotives in the USA


Class Details by Steve Llanso of Sweat House Media

Class 201 (Locobase 11582)

Data from Baldwin Locomotive Works Specification for Engines, 1888, as digitized by the DeGolyer Library of Southern Methodist University Vol 15, p. 17. Works number was 9821 in February 1889.

The Houston & Texas Central renumbered this Eight-wheeler as 83 in 1901 and it passed into the Texas & New Orleans in 1912 as their 167.

Principal Dimensions by Steve Llanso of Sweat House Media

Class201
Locobase ID11582
RailroadCentral Texas & Northwestern
CountryUSA
Whyte4-4-0
Number in Class1
Road Numbers201
GaugeStd
Number Built1
BuilderBurnham, Parry, Williams & Co
Year1889
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m) 8.50 / 2.59
Engine Wheelbase (ft / m)22.67 / 6.91
Ratio of driving wheelbase to overall engine wheelbase 0.37
Overall Wheelbase (engine & tender) (ft / m)45.58 / 13.89
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)53,650 / 24,335
Engine Weight (lbs / kg)84,380 / 38,274
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)
Tender Water Capacity (gals / ML)2500 / 9.47
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)45 / 22.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)63.25 / 1608
Boiler Pressure (psi / kPa)130 / 9
High Pressure Cylinders (dia x stroke) (in / mm)16" x 24" / 406x610
Tractive Effort (lbs / kg)10,734 / 4868.87
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.00
Heating Ability
Tubes (number - dia) (in / mm)174 - 2" / 51
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)11.50 / 3.51
Firebox Area (sq ft / m2)
Grate Area (sq ft / m2)16.60 / 1.54
Evaporative Heating Surface (sq ft / m2)
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)
Evaporative Heating Surface/Cylinder Volume
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2158
Same as above plus superheater percentage2158
Same as above but substitute firebox area for grate area
Power L1
Power MT

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