Jardine's accident is described here, at day 48:
(There are options near the bottom of the screen; the pictures show up better for me when I choose 'Next 10' rather than 'All Pages'.)
Day 51 has a picture of the curve.
Why wouldn't he have heard the truck coming?
What else could he have done to avoid something like this?
Ian Hibell and Ken Kifer were among those killed as a result of vehicles colliding with them.
What else can all of us do to avoid these sorts of things? (Both for the specific type of situation Ray Jardine was in, and more generally?)