Things like these:
http://www.mcmaster.com/#pipe-routing-clamps/=jqo52x
Should be able to source them locally.
Maybe mounts off an airline on a big truck?
Dude, I have about a thousand (no exagerration)) of those P-clamp that Mc Master sells...Come take a look, and see what works for ya, if they'll work for ya...:awesomework: