From: stephen@sprunk.org   
      
   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.   
      
   S   
      
   --   
   Stephen Sprunk         "God does not play dice."  --Albert Einstein   
   CCIE #3723         "God is an inveterate gambler, and He throws the   
   K5SSS        dice at every possible opportunity." --Stephen Hawking   
      
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