S.A. des Mines du Zaccar Beyer-Garratt Locomotives in Algeria
Class Details by Steve Llanso of Sweat House Media
Class Adélie (Locobase 501)
Data from Gavin Hamilton's excellent compilation of Garratt data posted at [
] (6 September 2005). See also "Miliana-Margueritte Tramway" in the Wikipedia Encyclopedia at [], last accessed 1 February 2021. Works numbers 1752 and 1783.
Class Marguerite (Locobase 513)
Data is from Wiener (1930) and from Gavin Hamilton's compilation of Garratt data posted at [] (6 September 2005). See also "Miliana-Margueritte Tramway" in the Wikipedia Encyclopedia at [], last accessed 1 February 2021. Works number was 1781.
Principal Dimensions by Steve Llanso of Sweat House Media | ||
|---|---|---|
| Class | Adélie | Marguerite |
| Locobase ID | 501 | 513 |
| Railroad | S.A. des Mines du Zaccar | S.A. des Mines du Zaccar |
| Country | Algeria | Algeria |
| Whyte | 0-4-0+0-4-0 | 0-4-0+0-4-0 |
| Number in Class | 2 | 1 |
| Road Numbers | 8-9 | 5 |
| Gauge | 75 cm | 785 mm |
| Number Built | 2 | 1 |
| Builder | FUF Haine Saint-Pierre | SA Saint Leonard |
| Year | 1936 | 1912 |
| Valve Gear | Walschaert | |
| Locomotive Length and Weight | ||
| Driver Wheelbase (ft / m) | ||
| Engine Wheelbase (ft / m) | 25.79 / 7.86 | |
| Ratio of driving wheelbase to overall engine wheelbase | ||
| Overall Wheelbase (engine & tender) (ft / m) | ||
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | 15,679 / 7112 | 15,653 / 7100 |
| Weight on Drivers (lbs / kg) | 61,599 / 27,941 | 61,729 / 28,000 |
| Engine Weight (lbs / kg) | 61,599 / 27,941 | 61,729 / 28,000 |
| Tender Loaded Weight (lbs / kg) | ||
| Total Engine and Tender Weight (lbs / kg) | 61,599 / 27,941 | 61,729 / 28,000 |
| Tender Water Capacity (gals / ML) | 892 / 3.38 | 871 / 3.30 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 1.10 / 1 | 1.10 / 1 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 26 / 13 | 26 / 13 |
| Geometry Relating to Tractive Effort | ||
| Driver Diameter (in / mm) | 26.40 / 670 | 26.40 / 670 |
| Boiler Pressure (psi / kPa) | 176.90 / 12.20 | 176.90 / 12.20 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 9.06" x 13.78" / 230x350 (4) | 9" x 13.78" / 229x350 (4) |
| Tractive Effort (lbs / kg) | 12,885 / 5844.54 | 12,715 / 5767.43 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.78 | 4.85 |
| Heating Ability | ||
| Tubes (number - dia) (in / mm) | 190 - 1.614" / 41 | 190 - 1.614" / 41 |
| Flues (number - dia) (in / mm) | ||
| Flue/Tube length (ft / m) | 7.22 / 2.20 | 7.22 / 2.20 |
| Firebox Area (sq ft / m2) | 60.28 / 5.60 | 60.28 / 5.60 |
| Grate Area (sq ft / m2) | 15.28 / 1.42 | 15.07 / 1.40 |
| Evaporative Heating Surface (sq ft / m2) | 640 / 59.48 | 640 / 59.46 |
| Superheating Surface (sq ft / m2) | ||
| Combined Heating Surface (sq ft / m2) | 640 / 59.48 | 640 / 59.46 |
| Evaporative Heating Surface/Cylinder Volume | 311.22 | 315.38 |
| Computations Relating to Power Output (More Information) | ||
| Robert LeMassena's Power Computation | 2703 | 2666 |
| Same as above plus superheater percentage | 2703 | 2666 |
| Same as above but substitute firebox area for grate area | 10,664 | 10,664 |
| Power L1 | 3563 | 3611 |
| Power MT | 510.08 | 515.86 |