Be more like this virtual barrier in Sydney: https://www.dailymail.co.uk/news/article-2325904/Water-stop-sign-Virtual-barrier-curtain-water-halts-lorries-drivi

Be more like this virtual barrier in Sydney: https://www.dailymail.co.uk/news/article-2325904/Water-stop-sign-Virtual-barrier-curtain-water-halts-lorries-driving-small-tunnels.html https://www.dailymail.co.uk/news/article-2325904/Water-stop-...