Itasca Lumber / M & RR RR 2-6-0 "Mogul" Type Locomotives

Data from 1899 Brooks Catalogue.

Builder info from B.Rumary, 25 Kingscombe, Gurney Slade, Radstock, BA3 4TH, ENGLAND and Jeremy Lambert as supplied by Allen Stanley in March 2004.

Works #2952

It's hard to believe that this is a standard-gauge engine, but the catalogue insists on it. This pint-size Mogul served in Minnesota, first for Itasca Lumber and later for the mystically named Minneapolis & Rainy River RR.

Specifications
Class
Locobase ID2617
RailroadItasca Lumber / M & RR RR
Whyte2-6-0
Road Numbers2
GaugeStd
BuilderBrooks
Year1898
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase11'
Engine Wheelbase17.67'
Ratio of driving wheelbase to overall engine wheebase 0.62
Overall Wheelbase (engine & tender)40.04'
Axle Loading (Maximum Weight per Axle)
Weight on Drivers56000 lbs
Engine Weight66500 lbs
Tender Light Weight63000 lbs
Total Engine and Tender Weight129500 lbs
Tender Water Capacity3000 gals
Tender Fuel Capacity (oil/coal)6 tons
Minimum weight per yard of rail on which locomotive could run31.11 lb rail
Geometry Relating to Tractive Effort
Driver Diameter42"
Boiler Pressure150 psi
Cylinders (dia x stroke)14" x 22"
Tractive Effort13090 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.28
Heating Ability
Firebox Area75 sq. ft
Grate Area12.10 sq. ft
Evaporative Heating Surface664
Superheating Surface
Combined Heating Surface664
Evaporative Heating Surface/Cylinder Volume169.40
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation1815
Same as above plus superheater percentage1815
Same as above but substitute firebox area for grate area11250
Power L12783.24
Power MT328.71

Credits

Introduction and specifications provided by Steve Llanso of Sweat House Media.