Baldwin Notes

This page provides various additional information about selected individual Baldwin geared locomotives found on this site. The information is organized by builders number ( b/n).

37797 - Baldwin Locomotive Works #1 - Class 8-22-GT 1
The locomotive was built for stock. It was used at the Baldwin plant for shunting and demonstration purposes. It is the first known Baldwin geared locomotive of the 20th century. Its final disposition is unknown.

Built.........................................June, 1912		Hackworth Valve Gear
Gauge........................................... 4' 8½"		Westinghouse Brakes
Gear Ratio....................................... 2.48		Tank Capacity.............................1600 gals.
Boiler Diameter....................................46" Working Pressure...............180 lbs Fuel............................. Wood / Coal		Cylinders........................................14" x 16" Driving Wheels - Diameter....................36" Weight - Working Order..............63 ½ tons Fuel Capacity..................................96 cu. ft.
Firebox Length.............................. 54 3/16" Width...................................33 3/8"		Heating Surface Firebox..................................87 sq. ft. Tubes...................................800 sq. ft. Total.....................................887 sq. ft. Grate Area..........................11.5 sq. ft.
Tubes Number ...................................140 Diameter.....................................2"		Wheel Base Trucks - each...............................5' 6" Total Engine..............................28' 6"

Specifications published in the June, 1913 issue of "The Locomotive Railway Carriage and Wagon Review" and provided by Jeff Daly

Articulated Locomotives of North America Vol 1 shows the following for C/N 37797

Boiler - 180psi
Grate area - 12 sq ft.
Cylinders - 12x16 <= The 12" differs from the info above.
Drivers - 36"
Max Tractive power - 27,000 lbs
Avg. Wt. in Working Order - 120,000
Fuel Capy - 2 tons - coal
Water - 1,600 gal

Articulated Locomotives of North America Vol 1 shows the following for C/N 41858

Boiler - 190 psi
Grate Area - 23 sq ft.
Cylinders 13"x15" - 3 of them
Max Tractive power - 35,000
Avg. Wt. in Working Order - 160,000
Fuel Capy - 5 tons - coal
Water - 1,100 gal

The 3 cylinders drove a longitudinal jointed shaft which was geared to a transverse shaft in each truck.
Unlike the Shay, whose bevel-gears were mounted on the right side, the Baldwin arrangement
used spur-geares placed on the left side, thus avoidign any possible conflicts with Shay's patent.