Originally Posted by
unterhausen
Without further details, I'm going to speculate that there is a lip at the interface between the sidewalk and the road and the OP took it at too oblique of an angle. Below a 60 degree angle, it's very common to wreck.
Last way I wrecked .... the lip was invisible even in brad daylight, and I was riding at night .... tried to pull into a driveway to let a long string of traffic pass, and instead took a hard fall.
Tweaked my bars but just a degree or two. Chewed up a lot of skin but no stitches.