I admit that when I see mines I usually leave unless I see a clear or almost clear path through.
A bit of advice, people new to lockpicking may not realise that
sometimes you can walk one step at a time through a clear path through the minefield without even having to disarm one, check the hex around the locker very carefully.
Also, anyone struggling with the missing bear trap icon could try this:

(I almost prefer it in fact!).
Rename it to bear_t2_1.png and put it in faction/data/art/items