That's one of the reasons we should all be aware of the following NEC .....
ARTICLE 525 Carnivals, Circuses, Fairs, and Similar Events
I. General Requirements
525.1 Scope.
This article covers the installation of portable wiring and equipment for carnivals, circuses, fairs, and similar functions, including wiring in or on all structures.
Joe
[This message has been edited by Joe Tedesco (edited 01-18-2004).]