Texas, Oklahoma & Eastern No. 225
United States 1912 1 produced
In 1912, the Texas, Oklahoma & Eastern received a small number of different locomotives from Baldwin. They were all non-superheated and light for standard gauge locomotives. Apart from two 2-6-2 and the 2-8-2 with the number 375, there was the lighter 2-8-2 numbered 225 shown here. It had drivers of 44 inches, cylinders of 18 by 24 inches and an adhesive weight of only 111,000 pounds.
Technical data
General
- Built
- 1912
- Manufacturers
- Baldwin
- Wheel arrangement
- 2-8-2 (Mikado)
- Gauge
- 1,435 mm (Standard gauge)
Dimensions and weights
- Wheelbase
- 8.31 m
- Total wheelbase
- 15.56 m
- Service mass
- 61.7 t
- Adhesion mass
- 50.3 t
- Total mass
- 98 t
- Rigid wheelbase
- 3.68 m
- Axle load
- 12.6 t
- Water capacity
- 15,142 l
- Fuel capacity
- 6.4 t (coal)
Boiler
- Grate area
- 2.369 m²
- Firebox surface
- 13.006 m²
- Tube heating surface
- 165.182 m²
- Evaporative heating surface
- 178.188 m²
- Total heating surface
- 178.2 m²
Power plant
- Driver diameter
- 1,118 mm
- Boiler pressure
- 12.4 bar
- Expansion type
- simple expansion
- Cylinders
- two, 457 x 610 mm
Power
- Power source
- steam
- Estimated power
- 708 kW (963 PS)
- Starting effort
- 120.3 kN
Calculated values
- Factor of adhesion
- 1 : 4.11
- Optimal speed
- 35 km/h
- Power-to-weight ratio
- 11.5 kW/t
- Heating Surface Equivalent
- 243.2 m²
- Cylinder volume/HSE
- 1 : 822.97
- Adhesive weight/Total
- 1 : 1.23
- Tractive force/Heating surface
- 1 : 14.10
- Grate area/Heating surface
- 1 : 75.22
- Firebox/Tube surface
- 1 : 12.70
