Well a quick google and there is certainly an issue around quiet vehicles and blind/partial sighted individuals with guide dogs .
https://www.itv.com/news/central/20...-walking-into-path-of-silent-electric-vehicle
Just an Example but if you google you can find more examples .
https://www.itv.com/news/central/20...-walking-into-path-of-silent-electric-vehicle
Just an Example but if you google you can find more examples .