Toronto, Hamilton, & Buffalo 4-4-0 "American" Type Locomotives

Class C (Locobase 1072)

Acquired by Toronto, Hamilton & Buffalo in 1917. 16 had 73" drivers, TE of 18,650 lb. According to the 1924 TH & B Locomotive Diagram book supplied in May 2005 by Allen Stanley from his extensive collection, the 3 locomotives were numbered 4-6. Scrapped in 1934.

Specifications

Class C

Locobase ID 1072

Railroad Toronto, Hamilton, & Buffalo

Whyte 4-4-0

Road Numbers 14-16

Gauge Std

Builder Burnham, Williams & Co

Year 1905

Valve Gear Stephenson

Locomotive Length and Weight

Driver Wheelbase 8.50'

Engine Wheelbase 22.92'

Ratio of driving wheelbase to overall engine wheebase 0.37

Overall Wheelbase (engine & tender) 50.79'

Axle Loading (Maximum Weight per Axle)

Weight on Drivers 95980 lbs

Engine Weight 143200 lbs

Tender Light Weight 106800 lbs

Total Engine and Tender Weight 250000 lbs

Tender Water Capacity

Tender Fuel Capacity (oil/coal)

Minimum weight per yard of rail on which locomotive could run 80 lb rail

Geometry Relating to Tractive Effort

Driver Diameter 69"

Boiler Pressure 180 psi

Cylinders (dia x stroke) 19" x 26"

Tractive Effort 20812 lbs

Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.61

Heating Ability

Firebox Area 154.85 sq. ft

Grate Area 44 sq. ft

Evaporative Heating Surface 2222

Superheating Surface

Combined Heating Surface 2222

Evaporative Heating Surface/Cylinder Volume 260.43

Computations Relating to Power Output (More Information)

Robert LeMassena's Power Computation 7920

Same as above plus superheater percentage 7920

Same as above but substitute firebox area for grate area 27873

Power L1 7269

Power MT 333.93

Specifications
Class	C
Locobase ID	1072
Railroad	Toronto, Hamilton, & Buffalo
Whyte	4-4-0
Road Numbers	14-16
Gauge	Std
Builder	Burnham, Williams & Co
Year	1905
Valve Gear	Stephenson
	Locomotive Length and Weight
Driver Wheelbase	8.50'
Engine Wheelbase	22.92'
Ratio of driving wheelbase to overall engine wheebase	0.37
Overall Wheelbase (engine & tender)	50.79'
Axle Loading (Maximum Weight per Axle)
Weight on Drivers	95980 lbs
Engine Weight	143200 lbs
Tender Light Weight	106800 lbs
Total Engine and Tender Weight	250000 lbs
Tender Water Capacity
Tender Fuel Capacity (oil/coal)
Minimum weight per yard of rail on which locomotive could run	80 lb rail
	Geometry Relating to Tractive Effort
Driver Diameter	69"
Boiler Pressure	180 psi
Cylinders (dia x stroke)	19" x 26"
Tractive Effort	20812 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort)	4.61
	Heating Ability
Firebox Area	154.85 sq. ft
Grate Area	44 sq. ft
Evaporative Heating Surface	2222
Superheating Surface
Combined Heating Surface	2222
Evaporative Heating Surface/Cylinder Volume	260.43
	Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation	7920
Same as above plus superheater percentage	7920
Same as above but substitute firebox area for grate area	27873
Power L1	7269
Power MT	333.93

Credits

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