125 Kg. of C-4 per hole SHOULD have created a really nice six-holer, not this great big huge deep single hole. Let's see...okay, that one checks out...and so does that calcula...AHA!

Ye olde misplaced decimal point!

Well, three places to the left, three to right, what's a teensy little error like that between friends, hmm?

Besides, everybody needs a hole the size of a city block, right?