Originally Posted by Kiril
First place you always look in a case like this is wherever they were digging (i.e. swing set legs), no equipment needed.
Exactly. Swing sets, fence posts, newly planted trees and shrubs, drain pipes, home for sale signs. I have a customer who puts a hockey rink in the back yard every season, and they hit the PVC laterals about 2 out of every 3 years for about 10-12 years now.