The reference for locomotives and railcars


Page views since 2023-01-26: 260163
Jura-Simplon and Swiss Federal Railways B 3/4
Switzerland | 1896 | 216 produced
No. 1310 in the SLM type sheet
No. 1310 in the SLM type sheet
SBB Historic
VariantJS 301-375SBB 1676-1747SBB 1301-1369
Axle config2-6-0 (Mogul) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length53 ft 3 3/16 in
Wheelbase20 ft 8 7/16 in20 ft 11 15/16 in
Fixed wheelbase12 ft 9 9/16 in
Total wheelbase40 ft 6 5/8 in41 ft 9 3/8 in
Empty weight109,129 lbs111,113 lbs111,333 lbs
Service weight120,813 lbs124,341 lbs124,120 lbs
Adhesive weight98,106 lbs98,767 lbs99,428 lbs
Total weight184,747 lbs198,857 lbs198,636 lbs
Axle load32,739 lbs32,959 lbs33,180 lbs
Water capacity3,091 us gal4,227 us gal
Fuel capacity11,023 lbs (coal)13,228 lbs (coal)
Power sourcesteam
Indicated power968 hp (722 kW)
Estimated power738 hp (550 kW)
Optimal speed17 mph21 mph
Top speed47 mph
Starting effort27,725 lbf29,026 lbf
with start valve33,270 lbf
Power Plant
Driver diameter59.8 in
Boiler pressure203 psi174 psi
Expansion typecompoundsimple
Cylindersthree, HP: 19 11/16 x 23 5/8 in
and LP: 21 1/4 x 23 5/8 in
two, 21 1/4 x 26 in
Grate area24.8 sq ft
Firebox area132.4 sq ft
Tube heating area1,250.8 sq ft1,072.1 sq ft
Evaporative heating area1,383.2 sq ft1,204.5 sq ft
Superheater area307.8 sq ft
Total heating area1,383.2 sq ft1,512.3 sq ft
Calculated Values
steam locomotive
De Glehn compound
last changed: 08 2023

We use cookies to save the following settings:

  • selected navigation structure
  • selected language
  • preferred units
  • spelling of railway company names

If you refuse the use of cookies, the settings will only be retained for the current session and will be reset to the default values the next time you visit the site.

Display of units

Here you can set the desired unit system for the technical data.

  • Metric: Lengths in meters, weights in tonnes, and volumes in cubic meters
  • Imperial (UK): Lengths in feet/inches, weights in long tons and volumes in imperial gallons
  • Imperial (US): Lengths in feet/inches, weights in pounds, and volumes in US gallons
  • Individual: Depends on the country of origin of each locomotive
Operator names

Here you can set the display of railway company names.

  • Short: Abbreviation or short form of the name
  • Standard: commonly used name, partially translated to English
  • Complete: full name in local language