It's also somewhat outside of their capabilities, I think. While they're quite good at supergluing themselves to roads, blocking ambulances etc - locating a pip

It's also somewhat outside of their capabilities, I think. While they're quite good at supergluing themselves to roads, blocking ambulances etc - locating a pipeline ~70-90 meters below the surface and then successfully detonating explosives down there, twice in a day, is quite a few levels up from that.