Yes, the restart provision is optional. For example, a driver who works 8 hours per day, 7 days per week, would never need to use the restart provision because he/she would never reach the 60- or 70-hour limit.
SAT. The SAT is a standardized test for most college admissions in the United States. The SAT is owned, published, and developed by the College Board, a nonprofit organization in the United States.
SATRAPS. sa'-traps, sat'-raps ('achashdarpenim, Ezra 8:36; Esther 3:12; 8:9; 9:3, the King James Version lieutenants; Daniel 3:2,3,27; 6:1, the King James Version princes): The viceroys or vassal rulers to whom was entrusted the government of the provinces in the Persian empire.