The federal limits on how long you can drive and work.
For property-carrying drivers: eleven hours driving inside a fourteen-hour window after ten consecutive hours off, a thirty-minute break after eight hours of driving, and a sixty or seventy hour limit across seven or eight days.
Hours are the real constraint on what a load is worth. A load that pays well but eats a fourteen-hour clock for four hundred miles has cost you tomorrow.
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Inteleri works out what a load actually pays you once things like this land. See how it works.