Alco RS-11 (DL701)

The RS-11 (DL701) Was Built By Alco and MLW
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Data Sheet Information Compiled by: JEAN-DENIS BACHAND
New: 2 April 2005 MLW RS-11 Drawing by: Jean-Denis Bachand
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Engine Builder: Alco and Dominion Engineering Works Engine: 4-cycle Model 251B V12
Bore & Stroke 9" X 10.5"
RPM (Maximum / Minimum) 1000 / 400
Main Generator: GE - GT581 1800
Gear Ratio: 74:18 Speed: 65 mph
4-Wheel Configuration: B-B
Traction Motor Blowers: Mechanical Driven (2) Model: Stuart
Weight: 250,000 lbs Traction Motors: GE 752 (Four)
Tractive Effort (starting) 60,000 lbs @ 25% Tractive Effort (continuous): 47,000 lbs @ 8 mph
Multiple Unit Capability: Yes Dynamic Braking: Yes
Auxilary Generator: GE 553 GY27 Alternator: GE GTA-6
Air Brake: Westinghouse Model: 26L
Compressor: Westinghouse Model: 3CDC
Boiler Type: Optional Lbs/hr: --
Quantity Built: 356 by Alco / 75 by MLW Dates: 2/1956 to 6/1961 (MLW 6/1963 to 4/1964)
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Alco RS-11 (Light) Drawing by: Jacques Belanger
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Exterior Dimensions RS-11
Total Length 56'-11"
Pilot to Pilot 52'-06"
Wheel Diameter 40"
Truck Wheel Base 9'-04"
Height to Top Engine Hood 14'-00"
Height to Top Cab Hood 15'-04"
Cab Width 10'-00"
Top Walkway Width 8'-10"
Walkway Width 5'-01"
Engine Hood Width 9'-11"
Center Bolster 31'-00"
Center Front Truck to Front Pilot 8'-06"
Center Rear Tucrk to Rear Pilot 8'-00"
Distance between Truck Centers 40'-04"
Minimum Turning Radious 30 degrees
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Fuel Oil: 1200 Lubricating Oil: 350
Engine Cooling Water: 250 Sand Capacity: 28 cu. ft.
Options:
  • Automatic Transition
  • Sealed Beam Headlinght
  • Trainline Control
  • Air Signal Lines
  • Light Bolster Truck
  • Automatic Locomotive Testing
  • 42" Diameter Wheels
  • GE Aphonic Ventilator
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Somebody's Large Digital Image Here
Alco RS-11 Drawing by: Jacques Belanger
Reference Sources:
  • Railroad Model Craftsman, May 1978
  • Alco Design Data Book
  • The Diesel Builders, Vol.2 by John F. Kirkland

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