000 00876cab a2200229 4500
001 ABS37434
008 090401t1987 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u4435
041 _aeng
100 _aWalker, R.
245 _aDigital mapping in the utilities
260 _c1987
350 _a0
490 _aBulletin
_v- National Joint Utilities Group (6) January 1987,
520 _aIn the light of trials carried out by the National Joint Utilities Group on digital mapping systems, this article describes how this technique can overcome the traditional problems of maintaining and updating maps, mains and plant records and provide information in the format that is required and in the most effective manner.
650 _aCOMPUTERS
650 _aMAPPING
690 _aPRACTICE AND TECHNIQUES
700 _aMahoney, R.
942 _n0
948 _c04/03/1997
999 _c2666
_d2666