From: gl4317@yahoo.com   
      
   In article ,   
    Stephen Sprunk  wrote:   
      
   > On 25-Jun-14 06:44, Wolfgang Keller wrote:   
   > >   
   > >> Also, in the USA there is the prospect of having an at-grade crossing   
   > >> with a freight line where clearances would not allow overhead.   
   > >   
   > > What's the problem. Pantographs for wire heights up to 7m are/were   
   > > available.   
   >   
   > You need at least 7.4m (24ft 3in) to clear AAR Plate H, but DART didn't   
   > have any problems getting pantographs that go that high for their LRVs.   
      
      
   It's good to know someone is already doing that.  Next time some   
   "transit expert" claims that it is not possible to have modern light   
   rail trains intermixed with US freight operations due to wire height   
   issues I'll be sure to bring that up.  However, some transit agencies   
   here seem quite convinced that it isn't possible.   
      
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