don't really have a suggestion for ya. plenty of cover or not, clients property or not if your gonna work for me your either going to use the bottle in the truck or trailer or hold it until we can stop somewhere. are men or a bunch of baby's. people need to learn how to hold there bladders. half the time i don't piss all day. with all the physical work i'm doing i sweat out all my piss. and i drink probably between 1 and 2 gallons of water a day.