WW2 British bomb found in Koblenz causes 45000 people evacuation

[TomcatViP]

Originally Posted by Bewolf

Not if the ground is so cluttered with other kinds of metals that you have to stop every few meters to dig out a bike, a pot or all kinds of other stuff from 5 meters depths. It's not like those bombs are lying out in the open, usually they are only appearing when doing contruction work or in this case, when rivers are so low that their beds are readily accessible. They are also not in the vast wilderness of unihabitated lands but usually right in the middle of urban centers which you just cant shut down to get a search team do their work. The costs are simply not maintainable.

Ok Ok... overoptimistic mode was ON.

But still, this could work out of urban area. Hve a look at all the counter-IED work. And still they contains (for this very specific fact) few metal parts