Every track but Daytona, Bristol, Richmond, Chicago, Phoenix, Charlotte, Darlington, and Auto Club Speedway (California).
Yes, Nascar does have traffic lights on their tracks. They are set up at various locations on the track in a horizontal position. The yellow light will come on when there is a caution, the green light stays on while the drivers are racing and the red light is used if the race is red flagged.
In a year, millions. This includes all tracks.
Most of the officials attend every race. Like any job from time to time someone will not be able to work a race. The tracks do not pay them, they are payed by NASCAR.
They used to race on dirt tracks, and they had bad cars.
Nascar's Michigan International Speedway is located in Brooklyn, Michigan.
Yes, and they have. Since the last death of a driver in NASCAR, the HONS device has saved many lives. NASCAR is always pressing forward to make the cars, and the race tracks safer every tear.
In a Nascar Cup and Nationwide Series race there are 43 drivers. In a Nascar Truck Series race there are 36 starting drivers.
4 sled race tracks
More information is needed! What track do you mean - race track, train track, etc?
43 drivers are in one Nascar Sprint Cup Series race.
Daytona, Bristol, and Talladega, but its open for debate.