2-8-8-2's #257-260 Specifications

Steam 2-8-8-2
Mallet
Number’s 257-260 Road Class 257
Number of Loco’s 4 Symbol M-137
GENERAL DATA WEIGHT WHEEL BASE
Builder Baldwin On Drivers 549,660 Driving 43' 10"
Works Philadelphia Engine Truck 48,134 Engine 61' 5"
Year Built 1938 Trailer Truck 65,310 Tender 34' 0"
Driver Size 63" Total Engine 663,100 Overall 108' 0"
Cylinders 26-32"x32" Tender Loaded 403,350 Length Overall 120' 10"
Steam Pressure 235 Pounds Total Engine & Tender 1,066,450
Tractive Effort 137,000/150,900
TENDER CAPACITY BRAKES MISCELLANEOUS
Water 23,000 gallons Schedule Whistle Single Chime
Fuel Oil 6,000 gallons Air Compressor
Coal
FIRE BOX
Length, Inside 204 1/8" NOTES:
Height, Front 89 1/4"
Height, Back 77 5/8"
Width, Top, Front
Width, Top, Back WESTERN PACIFIC RAILROAD CO.
Width, Bottom 102 1/4"
Mechanical Department

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