From: finfer@optonline.net   
      
   On 2/20/2015 7:41 PM, hancock4@bbs.cpcn.com wrote:   
   > On Friday, February 20, 2015 at 1:51:18 PM UTC-5, Joseph D. Korman wrote:   
   >> When the NTSB spokesman first talked about the under-running contact   
   >> third rail for the MNRR as unique, I said, Philadelphia's   
   >> Market-Frankford line has that system too.  Then I realized that the   
   >> MFSE line has no public grade crossings.   
   >   
   > "I ride the harlme line" says under-running third rail is newer and   
   superior.  But I think it's reversed--overrunning is newer.   
   >   
   > Anyone know for sure?   
   >   
   > iridetheharlemline.com   
   >   
   >   
      
   Under running third rail dates from the original PRR electrification,   
   circa 1910.  The New York Central began phasing in its electrification   
   in 1906.   
      
   Michael Finfer   
   Bridgewater, NJ   
      
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