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            The Department of Transportation on Civilian Use of the Global Positioning System (GPS): The Nationwide Differential Global Positioning System and Additional Civilian GPS Signals
      

      
  Document Series
              Reports to Congress


      
  Author
          Federal Railroad Administration


      

      Subject
                    Intelligent Railroad Systems


      
  Keywords
              NGPS, Department of Defense, Railroad Technology


      

      
      
              
                  
      
              
  Document
              1999_THE DEPARTMENT OF TRANSPORTATION ON CIVILIAN USE O.PDF (6.56 MB)

      
              
      
            
      
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              Last updated: Friday, January 1, 1999 U.S. DEPARTMENT OF TRANSPORTATION

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