Data from DeGolyer, Volume 57, pp. 191+. Works numbers were
1917
46318, 46333, 46335, 46367, 46372, 46375, 46377, 46382, 46462 in September; 46781 in October; 46854, 46858, 46920, 46923 in November; 47188 in December
1918
47658 in January; 47882, 47942 in February; 48001, 48046, 48123 in March; 48418 in April; 48545, 48713, 48722 in May; 48883, 48932, 48987, 49069 in June; 49260, 49279, 49282 in July; 49549 in August; 49795, 49805, 49816, 49840, 49843, 49863, 49880, 49914, 50011, 50038, 50047, 50048, 50049 in September; 50071, 50090, 50091, 50096, 50100, 50101, 50102, 50164, 50183, 50195, 50224, 50235, 50285, 50286, 50298 in October; 50955 in December;
1919
51060, 51102, 51103, 51139, 51187, 51189, 51190 in January; 51204, 51205, 51206, 51207, 51209, 51210, 51211, 51212, 51213, 51215, 51217, 51218, 51220, 51248 in February;
Piston valves measured 10" (254 mm ) in diameter. See Locobase 431 for the description of this very large class built by Baldwin to a single design for service in France.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 140 B |
| Locobase ID | 13383 |
| Railroad | Alsace-Lorraine (AL) |
| Country | France |
| Whyte | 2-8-0 |
| Number in Class | 83 |
| Road Numbers | 140 |
| Gauge | Std |
| Number Built | |
| Builder | Baldwin |
| Year | 1917 |
| Valve Gear | Walschaert |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 15.50 / 4.72 |
| Engine Wheelbase (ft / m) | 23.67 / 7.21 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.65 |
| Overall Wheelbase (engine & tender) (ft / m) | 57.37 / 17.49 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 149,000 / 67,585 |
| Engine Weight (lbs / kg) | 166,000 / 75,296 |
| Tender Loaded Weight (lbs / kg) | 110,000 / 49,895 |
| Total Engine and Tender Weight (lbs / kg) | 276,000 / 125,191 |
| Tender Water Capacity (gals / ML) | 5400 / 20.45 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 9 / 8 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 62 / 31 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 56 / 1422 |
| Boiler Pressure (psi / kPa) | 190 / 1310 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 21" x 28" / 533x711 |
| Tractive Effort (lbs / kg) | 35,611 / 16152.90 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.18 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | 165 - 2" / 51 |
| Flues (number - dia) (in / mm) | 26 - 5.375" / 137 |
| Flue/Tube length (ft / m) | 13.75 / 4.19 |
| Firebox Area (sq ft / m2) | 181 / 16.82 |
| Grate Area (sq ft / m2) | 32.70 / 3.04 |
| Evaporative Heating Surface (sq ft / m2) | 1867 / 173.45 |
| Superheating Surface (sq ft / m2) | 420 / 39.02 |
| Combined Heating Surface (sq ft / m2) | 2287 / 212.47 |
| Evaporative Heating Surface/Cylinder Volume | 166.33 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 6213 |
| Same as above plus superheater percentage | 7331 |
| Same as above but substitute firebox area for grate area | 40,580 |
| Power L1 | 10,351 |
| Power MT | 612.62 |