Tremont & Gulf 4-6-0 "Ten-wheeler" Locomotives of the USA


Class Details by Steve Llanso of Sweat House Media

Class 19 (Locobase 12892)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 30, p. 227. Works numbers were 30777, 30866 in May 1907.

The 20 was eventually sold to the Tavares & Gulf, the Tropical Trunk Line (or "Tug and Grunt") based in Florida.


Class 25 (Locobase 12895)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 48, p. 259. Works number was 40318 in August 1913.

Like most of the bought-new T & G locomotives, this Ten-wheeler stayed with the short line for decades. Only in 1953 was it sold to Dunham-Stephens

Specifications by Steve Llanso of Sweat House Media
Class1925
Locobase ID12892 12895
RailroadTremont & GulfTremont & Gulf
CountryUSAUSA
Whyte4-6-04-6-0
Number in Class21
Road Numbers19-2025
GaugeStdStd
Number Built21
BuilderBurnham, Williams & CoBaldwin
Year19071913
Valve GearStephensonStephenson
Locomotive Length and Weight
Driver Wheelbase11.33'12'
Engine Wheelbase21.58'23.12'
Ratio of driving wheelbase to overall engine wheebase 0.53 0.52
Overall Wheelbase (engine & tender)54.25'
Axle Loading (Maximum Weight per Axle)
Weight on Drivers95000 lbs107800 lbs
Engine Weight121000 lbs134000 lbs
Tender Light Weight80000 lbs110000 lbs
Total Engine and Tender Weight201000 lbs244000 lbs
Tender Water Capacity4000 gals5500 gals
Tender Fuel Capacity (oil/coal)10 tons
Minimum weight of rail (calculated)53 lb/yard60 lb/yard
Geometry Relating to Tractive Effort
Driver Diameter56"54"
Boiler Pressure180 psi180 psi
Cylinders (dia x stroke)18" x 24"19" x 26"
Tractive Effort21245 lbs26594 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.47 4.05
Heating Ability
Firebox Area146 sq. ft152 sq. ft
Grate Area22.40 sq. ft24.30 sq. ft
Evaporative Heating Surface1628 sq. ft1920 sq. ft
Superheating Surface
Combined Heating Surface1628 sq. ft1920 sq. ft
Evaporative Heating Surface/Cylinder Volume230.31225.03
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation40324374
Same as above plus superheater percentage40324374
Same as above but substitute firebox area for grate area2628027360
Power L156045089
Power MT390.15312.23


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