[Prime Choice]

Simple solution. Put a few appreciable voltage lines in the control boxes. Just keep the amps down. Don't want to kill the little bastards; just make 'em think twice. The vandals break in, take one wrong grab and BZZT! Like bugs in a bug zapper...only much more fun to watch.

I've been shocked about a half-dozen times in my life. It has a way of making you not want go near the same setting again.

[A CA Guy]

How about some cameras and recorders since we know this is a current problem?

How about some volunteers from a distance watching for a couple of months and reporting activity?

[Redbob]

Might not be an enviro-whacko at all;

could just be somebody sick of drivers wandering all over I-10 or 610 during rush hour blabbering on their cell phones.