It's illegal to drive a big truck while fatigued. You will not sleep well on the top bunk while the truck is moving, so you will be driving...
Dude. Drop their truck at the nearest swift or knight terminal and go home, or tell them to remove the torture device. What the hell are you doing...
The acronym for swift is: Student With Idiot For Trainer
I'm very happy that I left truck driving. I worked for Western Express, Swift, JB Hunt, and Werner, and they're all the same. Crappy trucks that...