The goto method for locating them is just estimate where they should be based off the plan (with no depth indicated), then just start digging until you choose to give up. It's a time consuming - and often fruitless - exercise.
Hey everyone,
I'm new to the metal detecting world, so I need some advice. I am a surveyor, and am looking for a detector that can find survey marks that are placed underground efficiently and with little to no metal detecting knowledge.
I'm looking for something that will detect galvanised...