My friend is actually a EE (graduated with him) and he went to work at the highway department as a civil (had a family member that worked there and wanted to st

My friend is actually a EE (graduated with him) and he went to work at the highway department as a civil (had a family member that worked there and wanted to stay home). I just remembered that we talked many a moon ago and he told me the traffic light timings were in a table which made zero sense. I believe he changed the timing, but not sure.