The intersection crossings in my hometown and in my current city all have noise. They just use different noises for the different directions. E.g., N-S crossing

The intersection crossings in my hometown and in my current city all have noise. They just use different noises for the different directions. E.g., N-S crossings might chirp while E-W crossings might beep. (I don't remember exactly what the rule is, but I'm sure a blind person would.)