Thank you all for the ideas. I'm also looking at one that started out as a Robbo mover and has gone up market. It looks neat and compact and is at
http://www.helitowcart.com/ec120.html . Any body know this one?
Vfr, despite coming from your part of the world I am unfamilair with the term "electric pump truck." Would that be a device for towing a fire trolley?