On Sun, 23 Mar 2008 20:13:55 -0700, "Capt. JG"
wrote:

my helmet was apparently bouncing on the pavement
until I stopped sliding. It was crushed side-to-side, and it took two people
to get it off my head. I was only doing about 45. I also had road-rash from
my ankle to my shoulder.

I have had doubts about the ability of a helmet to protect from
impact. However, you will note the head was spared from road rash. No
scraped off face.

Casady