Originally Posted by
kr32
one was a blowout, the sidewall had a huge gash in it. I tried to use a paper cup I found along the side of the road to seal the gash so the tube would not protrude through .
How do your brakes line up with the rim?
A side wall blow out that serious from road debris is uncommon. On the other hand, I've seen several side wall blowouts that were caused by the brake rubbing the tire. If the tear in the tire is way up by the tire bead, that's probably the cause.