Data from E Flachat and J Petiet, Guide du Mechanicien-Conducteur de Machine Locomotives ...(Paris: Mathias, Libraire, 1840), passim, basic data in Tables B & C, pp. 218-219. See also Roland Arzul's summary of early Paris-Versailles locomotives at [], last accessed 13 September 2015.
Jean Bart and her sister Saint Cloud were among the very first steam locomotives to operate on the P-V.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | Jean Bart |
| Locobase ID | 20009 |
| Railroad | Paris a Versailles (Rive Droit) |
| Country | France |
| Whyte | 2-2-0 |
| Number in Class | 2 |
| Road Numbers | |
| Gauge | Std |
| Number Built | 2 |
| Builder | Hawthorn |
| Year | 1837 |
| Valve Gear | |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | |
| Engine Wheelbase (ft / m) | |
| Ratio of driving wheelbase to overall engine wheelbase | |
| Overall Wheelbase (engine & tender) (ft / m) | |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 13,228 / 6000 |
| Engine Weight (lbs / kg) | 24,251 / 11,000 |
| Tender Loaded Weight (lbs / kg) | 13,228 / 6000 |
| Total Engine and Tender Weight (lbs / kg) | 37,479 / 17,000 |
| Tender Water Capacity (gals / ML) | |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 22 / 11 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 59.80 / 1520 |
| Boiler Pressure (psi / kPa) | 87 / 600 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 12.01" x 18.11" / 305x460 |
| Tractive Effort (lbs / kg) | 3230 / 1465.11 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.10 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | 104 - 1.614" / 41 |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 8.20 / 2.50 |
| Firebox Area (sq ft / m2) | 40.37 / 3.75 |
| Grate Area (sq ft / m2) | 6.89 / 0.64 |
| Evaporative Heating Surface (sq ft / m2) | 401 / 37.23 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 401 / 37.23 |
| Evaporative Heating Surface/Cylinder Volume | 168.87 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 599 |
| Same as above plus superheater percentage | 599 |
| Same as above but substitute firebox area for grate area | 3512 |
| Power L1 | 2201 |
| Power MT | 366.83 |