New JOB as a driver

Hello, wanted to know the opinion of some truck drivers. I started driving at a small forwarding company that has been driving for several years for a drugstore chain. Had a thick salary of almost 1800 net, with Spesen and overtime. Is every day between 9-12 hours working time. Sam and Sundays free. So every day also at home, after work. Sometimes 0 load, sometimes 4 or 5 depends on it. How long do you work? And is 12 hours normal?