You pay $200/hr for the work you see onsite. What you don't see is overhead, drive time to site and back to HQ and because plumbers aren't guaranteed to work 40

You pay $200/hr for the work you see onsite. What you don't see is overhead, drive time to site and back to HQ and because plumbers aren't guaranteed to work 40 hours a week. If there is no work, the plumbers don't get paid.