I drive this section of road 'spiritedly' myself¹, and I can attest that this particular spot is deceptive and can easily bite you. I wet my pants a couple of times by overcooking it (in both directions) before I finally got the hang of the proper entry speed, which is much lower than it looks approaching from either side. Coming this direction, the tunnel makes it feel like you are going slower than you are due to t…
That seems to be a more recent thing. There is now a concrete barrier in front of the rock face.