From: jock@soccer.com   
      
   On Thu, 14 Aug 2014 17:22:57 +0000 (UTC), "Adam H. Kerman"   
    wrote:   
      
   >Jishnu Mukerji  wrote:   
   >>On 8/14/2014 10:00 AM, Stephen Sprunk wrote:   
   >   
   >>>They are FRA/FTA regulatory terms, not marketing or technical terms.   
   >   
   >>>"Light rail" is for heavy non-FRA trains on a non-exclusive ROW, and   
   >>>"heavy rail" is for light non-FRA trains on an exclusive ROW.   
   >   
   >>Just to elaborate a bit... it should be noted that this categorization   
   >>may apply only to territories where FRA has potential jurisdiction,   
   >>namely the USA and its territories. The rest of the world really does   
   >>not care much about that definition since they neither know nor care   
   >>what FRA is or says. Well Canada and Mexico might care a little, but   
   >>certainly no one in Eurasia or Australia cares.   
   >   
   >But no one inside the United States cares either. If the categorization   
   >was performed, it was performed by the author of a report. Another author   
   >writing another report at a different time will use his own categorization   
   >methodology. The author of a hypothetical report can include any rail route   
   >or system he likes in his categorizing from anywhere in the world if he   
   >feels it's applicable to his report.   
   >   
   >Stephen claimed they're regulatory terms, disagreeing with the O.P. who   
   >noted that they're marketing terms. (No marketer worth his salt would use   
   >"heavy rail" as it's so stupid and off-putting, but I agreed with the   
   >jist of what was said.)   
      
   Well, Translink in Metro Vancouver refers to its commuter service on   
   CP tracks as "heavy rail" and SkyTrain as "light rail":   
      
      
      
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