Survex 1.0.39
Copyright (C) 1990-2006 Olly Betts
Survey has no fixed points. Therefore I've fixed if06.069 at (0,0,0)

Survey contains 17 survey stations, joined by 16 legs.
There are 0 loops.
Total length of survey legs =  102.28m ( 102.28m adjusted)
Total plan length of survey legs =   97.91m
Total vertical length of survey legs =    7.62m
Vertical range = 4.42m (from if15.005 at 4.42m to if15.001 at 0.00m)
North-South range = 60.96m (from if15.015a at 57.52m to if15.005 at -3.44m)
East-West range = 31.37m (from if15.013 at 31.37m to if15.002 at 0.00m)
cavern.exe: warning: Station `if06.069' referred to just once, with an explicit prefix - typo?
cavern.exe: Station `if06.069' not exported from survey `if06'
   2 1-nodes.
  15 2-nodes.
There were 1 warning(s) and 1 non-fatal error(s) - no output files produced.