Sibambe-Cuenca Rwy 2-8-0 Locomotives in Ecuador


Class Details by Steve Llanso of Sweat House Media

Class 2 (Locobase 14506)

Data from DeGolyer, Vol 79, pp. 295+ and pp. 299+. Works number were 60182 in September 1927 and 61872 in August 1935.

The 2 was later sold to the Guayaquil a Quito as their 45 and 4 was renumbered 17 by the G a Q.

See Locobase 948 for the superheated sister to this engine.


Class 3 (Locobase 948)

Data from a table in 1947 Locomotive Cyclopedia. Works number was 73065 in 1946.

The railway measured 110 kilometres (70 miles) between the two Ecuadorian towns and took 57 years to build. By the time this locomotive was delivered, construction had reached Azogues.

Principal Dimensions by Steve Llanso of Sweat House Media

Class23
Locobase ID14506 948
RailroadSibambe-Cuenca RwySibambe-Cuenca Rwy
CountryEcuadorEcuador
Whyte2-8-02-8-0
Number in Class21
Road Numbers2, 43
Gauge3'6"3'6"
Number Built21
BuilderBaldwinBaldwin
Year19271946
Valve GearWalschaertWalschaert
Locomotive Length and Weight
Driver Wheelbase (ft / m)10.50 / 3.2010.50 / 3.20
Engine Wheelbase (ft / m)17.50 / 5.3317.50 / 5.33
Ratio of driving wheelbase to overall engine wheelbase 0.60 0.60
Overall Wheelbase (engine & tender) (ft / m)45.48 / 13.86
Axle Loading (Maximum Weight per Axle) (lbs / kg)28,000 / 12,701
Weight on Drivers (lbs / kg)112,000 / 50,802116,000 / 52,617
Engine Weight (lbs / kg)125,000 / 56,699127,000 / 57,606
Tender Loaded Weight (lbs / kg)62,000 / 28,123
Total Engine and Tender Weight (lbs / kg)187,000 / 84,822
Tender Water Capacity (gals / ML)2500 / 9.47
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT)1500 / 5678
Minimum weight of rail (calculated) (lb/yd / kg/m)47 / 23.5048 / 24
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)38 / 96538 / 965
Boiler Pressure (psi / kPa)190 / 13.10194.40 / 13.40
High Pressure Cylinders (dia x stroke) (in / mm)18" x 20" / 457x50818" x 20" / 457x508
Tractive Effort (lbs / kg)27,540 / 12491.9528,178 / 12781.34
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.07 4.12
Heating Ability
Tubes (number - dia) (in / mm)200 - 2" / 51
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)15 / 4.57
Firebox Area (sq ft / m2)95 / 8.8390 / 8.36
Grate Area (sq ft / m2)22.60 / 2.1022.60 / 2.10
Evaporative Heating Surface (sq ft / m2)1853 / 172.211310 / 121.75
Superheating Surface (sq ft / m2)367 / 34.11
Combined Heating Surface (sq ft / m2)1853 / 172.211677 / 155.86
Evaporative Heating Surface/Cylinder Volume314.58222.39
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation42944393
Same as above plus superheater percentage42945360
Same as above but substitute firebox area for grate area18,05021,345
Power L1475610,582
Power MT374.47804.46

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