DCHP-1 Online
end of track 
the most recently laid tracks of a railway under construction; the farthest point to which tracks have been laid.
See also: end of steel (def. 1b) head of steel (def. 1)
- 1884 A number of leading citizens of Calgary waited on Inspector Steele last Monday evening on the eve of his departure to End of Track, and presented him with a neat casket containing a cigar case and match receptacle.
- 1923 The "end of track," by this time, had reached Regina. . . .
- 1884 A number of leading citizens of Calgary waited on Inspector Steele last Monday evening on the eve of his departure to End of Track, and presented him with a neat casket containing a cigar case and match receptacle.