Mexican Central 2-8-0 "Consolidation" Type Locomotives

Class 706 (Locobase 9627)

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 #2826-2835

This stubby Consolidation had an "Improved Belpaire" boiler with a large cab and mainline -type dimensions.

Specifications
Class706
Locobase ID9627
RailroadMexican Central (NdeM)
Whyte2-8-0
Road Numbers706-715 / 416-425
GaugeStd
BuilderBrooks
Year1897
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase15'
Engine Wheelbase23.42'
Ratio of driving wheelbase to overall engine wheebase 0.64
Overall Wheelbase (engine & tender)50.77'
Axle Loading (Maximum Weight per Axle)
Weight on Drivers160000 lbs
Engine Weight180000 lbs
Tender Light Weight90000 lbs
Total Engine and Tender Weight270000 lbs
Tender Water Capacity4500 gals
Tender Fuel Capacity (oil/coal)8.5 tons
Minimum weight per yard of rail on which locomotive could run66.67 lb rail
Geometry Relating to Tractive Effort
Driver Diameter57"
Boiler Pressure180 psi
Cylinders (dia x stroke)21" x 26"
Tractive Effort30777 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort) 5.20
Heating Ability
Firebox Area204 sq. ft
Grate Area31.45 sq. ft
Evaporative Heating Surface2344
Superheating Surface
Combined Heating Surface2344
Evaporative Heating Surface/Cylinder Volume224.89
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation5661
Same as above plus superheater percentage5661
Same as above but substitute firebox area for grate area36720
Power L15519.05
Power MT304.18

Credits

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