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   Articulated trains (Jakob-type bogies)  evaluated  
Whereas conventional stock consists of individual carriages resting on two bogies each, articulated trains consist of a fixed composition of coaches with consecutive cars resting on shared bogies. This considerably reduces train weight per length.
Technology field: Mass reduction
open main section General information
open main section General criteria
open main section Environmental criteria
close main section Economic criteria
  close sub-section Vehicle - fix costs: low
    (no details available)
  Vehicle - running costs: significant reduction
    (no details available)
  Infrastructure - fix costs: not applicable
   

Maintenance facilities

Depending on the length of the fixed train-sets, maintenance facilities have to be extended. In high-speed transport articulated trains are typically 150 meters long and require corresponding workshops for maintenance and repairs.

The transition costs are lower for the shorter train-sets used in local and regional transport. The Danish IC3 train-sets with a length of 59 m show that even in main-line transport short units can be used (of course in this particular case this possibility is owed to the special IC3 design allowing to fold away the driver cabins in order to create regular car transitions for passengers).

  Infrastructure - running costs: increased
    If longer maintenance halls have to be built, the costs for running these facilities are slightly increased as well.
  Scale effects: none
    (no details available)
  Amortisation: not applicable
    This strongly depends on the additional workshop infrastructure needed. If virtually no additional infrastructure is needed, there are no major additional costs to be paid back.
no data available Application outside railway sector (this technology is railway specific)
open main section Overall rating
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 date created: 2002-10-09
 
 
© UIC - International Union of Railways 2003
 
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