Need resources on cable fault locating

[LAYMAN JOE]

Any online resources that have to do with cable fault location would be appreciated.
These resources are for teaching 4th year apprentices

 

[barbeer]

http://ecmweb.com/mag/electric_locating_underground_cable/

Google will always show you something!

 

[480sparky]

http://www.rycominstruments.com/1-Basics-Locating-Buried-Utilities.asp