Originally posted by Arachnovia:

Remember you have a pickaxe and a pickaxe. And round wood for "measuring" distances is also something nice, especially in a fort or a castle.
By the way, castles used to have a drawbridge for a reason.

I have a pickaxe and pickaxe? Not sure what that's suppose to mean. Not sure your response answered my main question at all, but the round wood measuring technique is interesting so I appreciate that. And yes I am aware castles have drawbridges and the purposes of said drawbridges.