Data from Eric V Snall, "Recent Swedish Locomotives", The Locomotive Magazine, Volume VI [6] (November 1901), p. 188'; and Data from "Tender: lok Litt C2" , one of a series of SJ locomotive diagrams archived by Anders Lundbing on [], last accessed 10 June 2017 (Snabcon AB advertised its tools for mounting RJ45 connectors on bundled cables.) and Tommy Nilsson's Svenska-lok.se website at Svenska-lok.se, last accessed 21 June 2018. Works numbers were 601-
Snall commented that the Bergslagerns was the largest private railway in Sweden. He may have mistaken the railway's identity as the Boras-Alvesta seems to be the only railway that had the locomotives he described.
When the BA opened in 1901, this foursome represented its passenger power. In his Svenska-lok entry, Nilsson provided a succinct appraisal: "With 1700 mm. drive wheels and internal cylinders they corresponded well with other railways' 2B tender locomotives at this time."
The BA later assigned class Cb to the quartet, but by the time the Statens Jarnvagar took them over in 1942 only two remained in service. They saw little duty over the next 7-8 years and went to the scrapyard in 1950.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 6/Cb//C2 |
| Locobase ID | 10209 |
| Railroad | Borås- Alvesta (SJ_ |
| Country | Sweden |
| Whyte | 4-4-0 |
| Number in Class | 4 |
| Road Numbers | BAJ A 6-A-9/ Cb 56-59/1530-1531 |
| Gauge | Std |
| Number Built | 4 |
| Builder | Nydqvist & Holm (NOHAB) |
| Year | 1901 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 7.87 / 2.40 |
| Engine Wheelbase (ft / m) | 20.83 / 6.35 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.38 |
| Overall Wheelbase (engine & tender) (ft / m) | 36.75 / 11.20 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | 25,353 / 11,500 |
| Weight on Drivers (lbs / kg) | 50,706 / 23,000 |
| Engine Weight (lbs / kg) | 78,815 / 35,750 |
| Tender Loaded Weight (lbs / kg) | 49,846 / 22,610 |
| Total Engine and Tender Weight (lbs / kg) | 128,661 / 58,360 |
| Tender Water Capacity (gals / ML) | 2297 / 8.70 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 3.30 / 3 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 42 / 21 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 66.90 / 1700 |
| Boiler Pressure (psi / kPa) | 140.70 / 970 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 16.93" x 24.02" / 430x610 |
| Tractive Effort (lbs / kg) | 12,308 / 5582.82 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.12 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | |
| Firebox Area (sq ft / m2) | |
| Grate Area (sq ft / m2) | 16.15 / 1.50 |
| Evaporative Heating Surface (sq ft / m2) | 996 / 92.50 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 996 / 92.50 |
| Evaporative Heating Surface/Cylinder Volume | 159.15 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 2272 |
| Same as above plus superheater percentage | 2272 |
| Same as above but substitute firebox area for grate area | |
| Power L1 | |
| Power MT | |