Slightly different intentions, but your comment about what you can get away with while wearing a hi-vis vest reminded me of this: https://www.redbull.com/sg-en

Slightly different intentions, but your comment about what you can get away with while wearing a hi-vis vest reminded me of this: https://www.redbull.com/sg-en/bas-keep-walls-2017-13-01 https://www.redbull.com/sg-en/bas-keep-walls-2017-13-01 There's a longer documentary on the project somewhere that I can't seem to find right now, but in it they talk about what it took to set up the last jump (starting around 3:00). If I remember right, they actually closed down part of the road (without permission) in order to set up the ramp and make the attempt.